{"id":2698,"date":"2021-07-20T09:39:01","date_gmt":"2021-07-20T09:39:01","guid":{"rendered":"https:\/\/www.bearloga.space\/?page_id=2698"},"modified":"2021-07-20T09:39:02","modified_gmt":"2021-07-20T09:39:02","slug":"ispolzovanie-php-v-svyazke-s-html","status":"publish","type":"page","link":"https:\/\/www.bearloga.space\/en\/ispolzovanie-php-v-svyazke-s-html\/","title":{"rendered":"\u0418\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u0435 PHP \u0432 \u0441\u0432\u044f\u0437\u043a\u0435 \u0441 HTML"},"content":{"rendered":"\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">\u042d\u0442\u0430 \u0433\u043b\u0430\u0432\u0430 \u0443\u0447\u0435\u0431\u043d\u0438\u043a\u0430 \u0431\u0443\u0434\u0435\u0442 \u043f\u043e\u0441\u0432\u044f\u0449\u0435\u043d\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044e PHP \u0432\u043c\u0435\u0441\u0442\u0435 \u0441 HTML. \u041c\u044b \u0431\u0443\u0434\u0435\u043c \u0443\u0447\u0438\u0442\u044c\u0441\u044f \u043f\u0438\u0441\u0430\u0442\u044c \u043a\u043e\u0434, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0442\u044c \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u0444\u043e\u0440\u043c, \u043f\u043e\u043b\u0443\u0447\u0430\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0435 \u043e\u0442 \u043f\u043e\u043b\u0435\u0439 \u0444\u043e\u0440\u043c\u044b \u0438 \u0442. \u0434.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0421\u043f\u0438\u0441\u043e\u043a \u0443\u0440\u043e\u043a\u043e\u0432:<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><strong>\u041f\u043e\u043b\u0443\u0447\u0430\u0435\u043c \u0434\u0430\u043d\u043d\u044b\u0435 \u043e\u0442 \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u043e\u0432 \u0444\u043e\u0440\u043c\u044b \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e PHP<\/strong><\/h1>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">\u0412 \u044d\u0442\u043e\u043c \u0443\u0440\u043e\u043a\u0438 \u043c\u044b \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0444\u0443\u043d\u043a\u0446\u0438\u0439 PHP \u043f\u043e\u043b\u0443\u0447\u0438\u043c \u0434\u0430\u043d\u043d\u044b\u0435, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0431\u0443\u0434\u0435\u0442 \u0432\u0432\u043e\u0434\u0438\u0442\u044c \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u044c \u0432 \u0444\u043e\u0440\u043c\u0443.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u041f\u0435\u0440\u0432\u043e\u0435, \u0447\u0442\u043e \u043d\u0430\u043c \u043d\u0443\u0436\u043d\u043e &#8211; \u044d\u0442\u043e \u0441\u043e\u0437\u0434\u0430\u0442\u044c \u0444\u043e\u0440\u043c\u0443:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;form action=\"app\/check.php\" method=\"post\"&gt;\n\n&lt;p&gt;\u0418\u043c\u044f: &lt;input name=\"name\" type=\"text\"&gt;&lt;\/p&gt;\n\n&lt;p&gt;\u0424\u0430\u043c\u0438\u043b\u0438\u044f: &lt;input name=\"surname\" type=\"text\"&gt;&lt;\/p&gt;\n\n&lt;p&gt;E-mail: &lt;input name=\"email\" type=\"text\"&gt;&lt;\/p&gt;\n\n&lt;p&gt;\u0421\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435: &lt;br \/&gt;&lt;textarea name=\"message\" cols=\"30\" rows=\"5\"&gt;&lt;\/textarea&gt;&lt;\/p&gt;\n\n&lt;p&gt;&lt;input type='submit' value='\u041e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u044c'&gt;&lt;\/p&gt;\n\n&lt;\/form&gt;<\/code><\/pre>\n\n\n\n<figure class=\"wp-block-image\"><img decoding=\"async\" src=\"https:\/\/php720.com\/img\/lessons\/44\/1.png\" alt=\"\"\/><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">\u041e\u0431\u0440\u0430\u0442\u0438\u0442\u0435 \u0432\u043d\u0438\u043c\u0430\u043d\u0438\u0435 \u043d\u0430 \u0441\u0442\u0440\u043e\u043a\u0443&nbsp;<strong>action=&#8221;app\/check.php&#8221;<\/strong>&nbsp;\u2014 \u044d\u0442\u043e \u0430\u0434\u0440\u0435\u0441 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430 \u0444\u043e\u0440\u043c\u044b, \u0441\u044e\u0434\u0430 \u0431\u0443\u0434\u0443\u0442 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u044f\u0442\u044c\u0441\u044f \u0434\u0430\u043d\u043d\u044b\u0435 \u0444\u043e\u0440\u043c\u044b, \u043f\u043e\u0441\u043b\u0435 \u043d\u0430\u0436\u0430\u0442\u0438\u044f \u043a\u043d\u043e\u043f\u043a\u0438 \u041e\u0442\u043f\u0440\u0430\u0432\u0438\u0442\u044c. \u0422\u0430\u043a\u0436\u0435, \u043d\u0430 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440&nbsp;<strong>name<\/strong>&nbsp;\u0443 \u043f\u043e\u043b\u0435\u0439 \u0444\u043e\u0440\u043c\u044b, \u043c\u044b \u0431\u0443\u0434\u0435\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u044d\u0442\u0438 \u0438\u043c\u0435\u043d\u0430 \u043f\u0440\u0438 \u043d\u0430\u043f\u0438\u0441\u0430\u043d\u0438\u0438 \u043a\u043e\u0434\u0430. \u041f\u0435\u0440\u0435\u0434\u0430\u0432\u0430\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0435 \u0431\u0443\u0434\u0435\u043c \u043c\u0435\u0442\u043e\u0434\u043e\u043c &#8211; POST.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1.<\/strong>&nbsp;\u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u043d\u0430\u0447\u043d\u0435\u043c. \u0421\u043e\u0437\u0434\u0430\u0439\u0442\u0435 \u0438 \u043e\u0442\u043a\u0440\u043e\u0439\u0442\u0435 (\u0447\u0435\u0440\u0435\u0437 \u0440\u0435\u0434\u0430\u043a\u0442\u043e\u0440) \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a app\/code.php &#8211; \u0441\u043d\u0430\u0447\u0430\u043b\u0430, \u044d\u0442\u043e \u043f\u0440\u043e\u0441\u0442\u043e \u043f\u0443\u0441\u0442\u0430\u044f \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0430. \u0414\u0430\u043b\u0435\u0435 \u043e\u0442\u043a\u0440\u043e\u0439\u0442\u0435 \u0442\u0435\u0433 PHP &#8211;&nbsp;<strong>&lt;?php<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.<\/strong>&nbsp;\u041d\u0430\u043c \u043d\u0443\u0436\u043d\u043e \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c, \u0431\u044b\u043b\u0430 \u043b\u0438 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0430 \u0444\u043e\u0440\u043c\u0430, \u0434\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u043c\u044b \u0431\u0443\u0434\u0435\u043c \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u044c \u0433\u043b\u043e\u0431\u0430\u043b\u044c\u043d\u0443\u044e \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u0443\u044e&nbsp;<code>$_SERVER<\/code>&nbsp;\u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0442\u044c&nbsp;<code>REQUEST_METHOD<\/code><\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n<strong>if<\/strong>($_SERVER&#91;'REQUEST_METHOD'] == 'POST') {\n    \/\/ \u043d\u0430\u0448 \u043a\u043e\u0434\n}\n?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3.<\/strong>&nbsp;\u0414\u0430\u043b\u044c\u0448\u0435, \u0435\u0441\u043b\u0438 \u0444\u043e\u0440\u043c\u0430 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0430, \u043c\u044b \u043c\u043e\u0436\u0435\u043c \u043f\u043e\u043b\u0443\u0447\u0438\u0442\u044c \u0434\u0430\u043d\u043d\u044b\u0435 \u043e\u0442 \u043f\u043e\u043b\u044f &#8220;\u0418\u043c\u044f&#8221;, \u0434\u043b\u044f \u044d\u0442\u043e\u0433\u043e, \u043a\u0430\u043a\u043e\u0439-\u043d\u0438\u0431\u0443\u0442\u044c \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u043e\u0439 \u043f\u0440\u0438\u0441\u0432\u0430\u0438\u0432\u0430\u0435\u043c \u043f\u043e\u043b\u0443\u0447\u0435\u043d\u043d\u043e\u0435 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0435 \u043e\u0442 \u044d\u0442\u043e\u0433\u043e \u043f\u043e\u043b\u044f, \u043d\u0430\u043f\u0440\u0438\u043c\u0435\u0440:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$name = $_POST&#91;'name']; \n?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><code>$_POST<\/code>&nbsp;&#8211; \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u0430\u044f, \u0432 \u043a\u043e\u0442\u043e\u0440\u043e\u0439 \u0441\u043e\u0445\u0440\u0430\u043d\u044f\u044e\u0442\u0441\u044f \u0434\u0430\u043d\u043d\u044b\u0435, \u0435\u0441\u043b\u0438 \u0444\u043e\u0440\u043c\u0430 \u0431\u044b\u043b\u0430 \u043e\u0442\u043f\u0440\u0430\u0432\u043b\u0435\u043d\u0430 \u043c\u0435\u0442\u043e\u0434\u043e\u043c POST.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><code>$_POST['name']<\/code>&nbsp;&#8211; \u043f\u043e\u043b\u0443\u0447\u0430\u0435\u043c \u0434\u0430\u043d\u043d\u044b\u0435 \u043e\u0442 \u043f\u043e\u043b\u044f&nbsp;<strong>name<\/strong>.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4.<\/strong>&nbsp;\u0422\u043e\u0436\u0435 \u0441\u0430\u043c\u043e\u0435 \u0434\u0435\u043b\u0430\u0435\u043c \u0438 \u0434\u043b\u044f \u043e\u0441\u0442\u0430\u043b\u044c\u043d\u044b\u0445 \u043d\u0430\u0448\u0438\u0445 \u043f\u043e\u043b\u0435\u0439:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$name = $_POST&#91;'name'];\n\n$surname = $_POST&#91;'surname'];\n$email = $_POST&#91;'email'];\n$message = $_POST&#91;'message'];\n?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5.<\/strong>&nbsp;\u0414\u0430\u043d\u043d\u044b\u0435 \u043c\u044b \u043f\u043e\u043b\u0443\u0447\u0438\u043b\u0438, \u0442\u0435\u043f\u0435\u0440\u044c \u043c\u044b \u043c\u043e\u0436\u0435\u043c \u0438\u0445 \u0432\u044b\u0432\u0435\u0441\u0442\u0438, \u0434\u043b\u044f \u044d\u0442\u043e\u0433\u043e \u0432 \u0441\u0442\u0440\u0430\u043d\u0438\u0446\u0443 \u043e\u0431\u0440\u0430\u0431\u043e\u0442\u0447\u0438\u043a\u0430 \u0434\u043e\u043f\u0438\u0441\u044b\u0432\u0430\u0435\u043c \u043a\u043e\u0434:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$name = $_POST&#91;'name'];\n\n$surname = $_POST&#91;'surname'];\n$email = $_POST&#91;'email'];\n$message = $_POST&#91;'message']; \n\n<strong>echo<\/strong> $name.\"&lt;br \/&gt;\".$surname.\"&lt;br \/&gt;\".$email.\"&lt;br \/&gt;\".$message.\"&lt;br \/&gt;\"; \n?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;\u041d\u0435 \u0440\u0435\u043a\u043e\u043c\u0435\u043d\u0434\u0443\u0435\u0442\u0441\u044f \u043f\u0440\u043e\u0441\u0442\u043e \u0442\u0430\u043a, \u0431\u0435\u0437 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438, \u0432\u044b\u0432\u043e\u0434\u0438\u0442\u044c \u0432\u0432\u0435\u0434\u0435\u043d\u043d\u044b\u0435 \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0435\u043c \u0434\u0430\u043d\u043d\u044b\u0435.<br>\u041f\u0440\u043e\u043f\u0443\u0441\u043a\u0430\u0439\u0442\u0435 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0435&nbsp;<strong>\u0445\u043e\u0442\u044f \u0431\u044b<\/strong>&nbsp;\u0447\u0435\u0440\u0435\u0437 \u0444\u0443\u043d\u043a\u0446\u0438\u044e&nbsp;<a href=\"https:\/\/php.net\/manual\/ru\/function.htmlspecialchars.php\" rel=\"noreferrer noopener\" target=\"_blank\">htmlspecialchars<\/a>.<\/p>\n\n\n\n<h1 class=\"wp-block-heading\"><strong>\u041f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u0434\u0430\u043d\u043d\u044b\u0445 \u0444\u043e\u0440\u043c\u044b \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e PHP<\/strong><\/h1>\n\n\n\n<hr class=\"wp-block-separator\"\/>\n\n\n\n<p class=\"wp-block-paragraph\">\u0412 \u043f\u0440\u0435\u0434\u044b\u0434\u0443\u0449\u0435\u043c \u0443\u0440\u043e\u043a\u0435, \u043c\u044b&nbsp;<a href=\"https:\/\/php720.com\/lesson\/44\" target=\"_blank\" rel=\"noopener\">\u043f\u043e\u043b\u0443\u0447\u0430\u043b\u0438 \u0434\u0430\u043d\u043d\u044b\u0435 \u043e\u0442 \u0444\u043e\u0440\u043c\u044b<\/a>, \u0430 \u0442\u0435\u043f\u0435\u0440\u044c \u043c\u044b \u0431\u0443\u0434\u0435\u043c \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0442\u044c \u043d\u0430 \u043a\u043e\u0440\u0440\u0435\u043a\u0442\u043d\u043e\u0441\u0442\u044c \u0432\u0432\u043e\u0434\u0438\u043c\u044b\u0445 \u0434\u0430\u043d\u043d\u044b\u0445, \u0442\u0430\u043a \u043a\u0430\u043a \u0435\u0441\u043b\u0438 \u0441\u043e\u0437\u0434\u0430\u0442\u044c \u0444\u043e\u0440\u043c\u0443 \u0431\u0435\u0437 \u0442\u0430\u043a\u043e\u0439 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438, \u0442\u043e &#8220;\u043f\u043b\u043e\u0445\u0438\u0435&#8221; \u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u0442\u0435\u043b\u0438 \u043c\u043e\u0433\u0443\u0442 \u043d\u0430\u0432\u0440\u0435\u0434\u0438\u0442\u044c \u0432\u0430\u0448\u0435\u043c\u0443 \u0441\u0430\u0439\u0442\u0443.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>1.<\/strong>&nbsp;\u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u0443\u0435\u043c \u0442\u0443 \u0447\u0430\u0441\u0442\u044c \u043a\u043e\u0434\u0430, \u0433\u0434\u0435 \u043c\u044b \u043f\u043e\u043b\u0443\u0447\u0438\u043b\u0438 \u0434\u0430\u043d\u043d\u044b\u0435 \u0438\u0437 \u0444\u043e\u0440\u043c\u044b:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$name = $_POST&#91;'name'];\n$surname = $_POST&#91;'surname'];\n$email = $_POST&#91;'email'];\n$message = $_POST&#91;'message'];\n?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>2.<\/strong>&nbsp;\u0422\u0435\u043f\u0435\u0440\u044c \u043d\u0430\u043c \u043d\u0443\u0436\u043d\u043e \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c \u043f\u0435\u0440\u0435\u0434\u0430\u043d\u043d\u044b\u0435 \u043d\u0430\u043c \u0434\u0430\u043d\u043d\u044b\u0435. \u0427\u0442\u043e\u0431\u044b \u043d\u0435 \u043f\u0438\u0441\u0430\u0442\u044c \u043e\u0434\u0438\u043d \u0438 \u0442\u043e\u0442 \u0436\u0435 \u043a\u043e\u0434, \u0434\u0430\u0432\u0430\u0439\u0442\u0435 \u0441\u043e\u0437\u0434\u0430\u0434\u0438\u043c \u043d\u0435\u0441\u043a\u043e\u043b\u044c\u043d\u043e&nbsp;<a href=\"https:\/\/php720.com\/lesson\/42\" target=\"_blank\" rel=\"noopener\">\u0444\u0443\u043d\u043a\u0446\u0438\u0439<\/a>&nbsp;\u0434\u043b\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0421\u043d\u0430\u0447\u0430\u043b\u0430 \u0441\u043e\u0437\u0434\u0430\u0434\u0438\u043c \u0444\u0443\u043d\u043a\u0446\u0438\u044e \u0434\u043b\u044f \u043e\u0447\u0438\u0441\u0442\u043a\u0438 \u0434\u0430\u043d\u043d\u044b\u0445 \u043e\u0442 HTML \u0438 PHP \u0442\u0435\u0433\u043e\u0432:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n<strong>function<\/strong> <strong>clean<\/strong>($value = \"\") {\n    $value = trim($value);\n    $value = stripslashes($value);\n    $value = strip_tags($value);\n    $value = htmlspecialchars($value);\n    \n    <strong>return<\/strong> $value;\n}\n?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u0417\u0434\u0435\u0441\u044c, \u043c\u044b \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u044e&nbsp;<code>trim<\/code>&nbsp;\u0434\u043b\u044f \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u044f \u043f\u0440\u043e\u0431\u0435\u043b\u043e\u0432 \u0438\u0437 \u043d\u0430\u0447\u0430\u043b\u0430 \u0438 \u043a\u043e\u043d\u0446\u0430 \u0441\u0442\u0440\u043e\u043a\u0438.<br>\u0424\u0443\u043d\u043a\u0446\u0438\u044f&nbsp;<code>stripslashes<\/code>&nbsp;\u043d\u0443\u0436\u043d\u0430 \u0434\u043b\u044f \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u044f \u044d\u043a\u0440\u0430\u043d\u0438\u0440\u043e\u0432\u0430\u043d\u043d\u044b\u0445 \u0441\u0438\u043c\u0432\u043e\u043b\u043e\u0432 (&#8220;\u0412\u0430c \u0437\u043e\u0432\u0443\u0442 O\\&#8217;reilly?&#8221; =&gt; &#8220;\u0412\u0430\u0441 \u0437\u043e\u0432\u0443\u0442 O&#8217;reilly?&#8221;).<br>\u0424\u0443\u043d\u043a\u0446\u0438\u044f&nbsp;<code>strip_tags<\/code>&nbsp;\u043d\u0443\u0436\u043d\u0430 \u0434\u043b\u044f \u0443\u0434\u0430\u043b\u0435\u043d\u0438\u044f HTML \u0438 PHP \u0442\u0435\u0433\u043e\u0432. \u041f\u043e\u0441\u043b\u0435\u0434\u043d\u044f \u0444\u0443\u043d\u043a\u0446\u0438\u044f &#8211;&nbsp;<code>htmlspecialchars<\/code>&nbsp;\u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u0443\u0435\u0442 \u0441\u043f\u0435\u0446\u0438\u0430\u043b\u044c\u043d\u044b\u0435 \u0441\u0438\u043c\u0432\u043e\u043b\u044b \u0432 HTML-\u0441\u0443\u0449\u043d\u043e\u0441\u0442\u0438 (&#8216;&amp;&#8217; \u043f\u0440\u0435\u043e\u0431\u0440\u0430\u0437\u0443\u0435\u0442\u0441\u044f \u0432 &#8216;&amp;amp;&#8217; \u0438 \u0442.\u0434.)<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">\u0414\u0430\u043b\u044c\u0448\u0435, \u0441\u043e\u0437\u0434\u0430\u0434\u0438\u043c \u0444\u0443\u043d\u043a\u0446\u0438\u044e \u0434\u043b\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0434\u043b\u0438\u043d\u043d\u044b \u0441\u0442\u0440\u043e\u043a\u0438:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n<strong>function<\/strong> <strong>check_length<\/strong>($value = \"\", $min, $max) {\n    $result = (mb_strlen($value) &lt; $min || mb_strlen($value) &gt; $max);\n    <strong>return<\/strong> !$result;\n}\n?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u0417\u0434\u0435\u0441\u044c, \u043c\u044b \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u044e&nbsp;<code>mb_strlen<\/code>&nbsp;\u0434\u043b\u044f \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438 \u0434\u043b\u0438\u043d\u043d\u044b \u0441\u0442\u0440\u043e\u043a\u0438. \u041f\u0435\u0440\u0432\u044b\u0439 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440,&nbsp;<code>$value<\/code>&nbsp;\u044d\u0442\u043e \u0441\u0442\u0440\u043e\u043a\u0430, \u043a\u043e\u0442\u043e\u0440\u0443\u044e \u043d\u0443\u0436\u043d\u043e \u043f\u0440\u043e\u0432\u0435\u0440\u0438\u0442\u044c, \u0432\u0442\u043e\u0440\u043e\u0439 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440&nbsp;<code>$min<\/code>&nbsp;\u043c\u0438\u043d\u0438\u043c\u0430\u043b\u044c\u043d\u043e \u0434\u043e\u043f\u0443\u0441\u0442\u0438\u043c\u0430\u044f \u0434\u043b\u0438\u043d\u043d\u0430 \u0441\u0442\u0440\u043e\u043a\u0438, \u0442\u0440\u0435\u0442\u0438\u0439 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440&nbsp;<code>$max<\/code>&nbsp;&#8211; \u043c\u0430\u043a\u0441\u0438\u043c\u0430\u043b\u044c\u043d\u043e \u0434\u043e\u043f\u0443\u0441\u0442\u0438\u043c\u0430\u044f \u0434\u043b\u0438\u043d\u043d\u0430. \u0415\u0441\u043b\u0438 \u0434\u043b\u0438\u043d\u043d\u0430 \u0441\u0442\u0440\u043e\u043a\u0438 \u0431\u0443\u0434\u0435\u0442 \u0443\u0434\u043e\u0432\u043b\u0435\u0442\u0432\u043e\u0440\u0438\u0442\u0435\u043b\u044c\u043d\u0430, \u0442\u043e \u0444\u0443\u043d\u043a\u0446\u0438\u044f \u0432\u0435\u0440\u043d\u0435\u0442 TRUE \u0438\u043d\u0430\u0447\u0435 FALSE.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>3.<\/strong>&nbsp;\u041d\u0430\u043c \u043d\u0443\u0436\u043d\u043e &#8220;\u043f\u0440\u043e\u0433\u043d\u0430\u0442\u044c&#8221; \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0435 \u0447\u0435\u0440\u0435\u0437 \u044d\u0442\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u0438:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n$name = clean($name);\n$surname = clean($surname);\n$email = clean($email);\n$message = clean($message);\n\n<strong>if<\/strong>(!<strong>empty<\/strong>($name) &amp;&amp; !<strong>empty<\/strong>($surname) &amp;&amp; !<strong>empty<\/strong>($email) &amp;&amp; !<strong>empty<\/strong>($message)) {\n    \/\/ ...\n}\n?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u0415\u0441\u043b\u0438 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u044f \u043d\u0435 \u043f\u0443\u0441\u0442\u044b\u0435 (\u043f\u0440\u043e\u0432\u0435\u0440\u0438\u043b\u0438 \u0441 \u043f\u043e\u043c\u043e\u0449\u044c\u044e \u0444\u0443\u043d\u043a\u0446\u0438\u0438&nbsp;<code>empty<\/code>), \u0442\u043e \u043c\u043e\u0436\u043d\u043e \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0442\u044c \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0443 \u0434\u0430\u043b\u044c\u0448\u0435:<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n<strong>if<\/strong>(!<strong>empty<\/strong>($name) &amp;&amp; !<strong>empty<\/strong>($surname) &amp;&amp; !<strong>empty<\/strong>($email) &amp;&amp; !<strong>empty<\/strong>($message)) {\n    $email_validate = filter_var($email, FILTER_VALIDATE_EMAIL); \n\n    <strong>if<\/strong>(check_length($name, 2, 25) &amp;&amp; check_length($surname, 2, 50) &amp;&amp; check_length($message, 2, 1000) &amp;&amp; $email_validate) {\n        \/\/ ...\n    }\n}\n?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u0415\u0441\u043b\u0438 \u0434\u043b\u0438\u043d\u043d\u0430 \u0437\u043d\u0430\u0447\u0435\u043d\u0438\u0439 \u043f\u0435\u0440\u0435\u043c\u0435\u043d\u043d\u044b\u0445 \u043d\u0430\u0441 \u0443\u0441\u0442\u0440\u0430\u0438\u0432\u0430\u0435\u0442, \u0442\u043e \u043c\u043e\u0436\u0435\u043c \u043f\u0440\u043e\u0434\u043e\u043b\u0436\u0430\u0442\u044c. \u0422\u0430\u043a\u0436\u0435, \u043c\u044b \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043b\u0438 \u0444\u0443\u043d\u043a\u0446\u0438\u044e&nbsp;<code>filter_var<\/code>&nbsp;\u0441 \u043f\u0430\u0440\u0430\u043c\u0435\u0442\u0440\u043e\u043c&nbsp;<code>FILTER_VALIDATE_EMAIL<\/code>&nbsp;\u0434\u043b\u044f \u0432\u0430\u043b\u0438\u0434\u0430\u0446\u0438\u0438 \u044d\u043b\u0435\u043a\u0442\u0440\u043e\u043d\u043d\u043e\u0433\u043e \u0430\u0434\u0440\u0435\u0441\u0430.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>4.<\/strong>&nbsp;\u0414\u0430\u0432\u0430\u0439\u0442\u0435 \u0434\u043e\u0431\u0430\u0432\u0438\u043c \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435 \u043e\u0431 \u0443\u0441\u043f\u0435\u0448\u043d\u043e\u0441\u0442\u0438 \u043e\u043f\u0435\u0440\u0430\u0446\u0438\u0438, \u0435\u0441\u043b\u0438 \u0434\u0430\u043d\u043d\u044b\u0435 \u043f\u0440\u043e\u0448\u043b\u0438 \u0432\u0441\u0435 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0438.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n<strong>if<\/strong>(!<strong>empty<\/strong>($name) &amp;&amp; !<strong>empty<\/strong>($surname) &amp;&amp; !<strong>empty<\/strong>($email) &amp;&amp; !<strong>empty<\/strong>($message)) {\n    $email_validate = filter_var($email, FILTER_VALIDATE_EMAIL); \n\n    <strong>if<\/strong>(check_length($name, 2, 25) &amp;&amp; check_length($surname, 2, 50) &amp;&amp; check_length($message, 2, 1000) &amp;&amp; $email_validate) {\n        <strong>echo<\/strong> \"\u0421\u043f\u0430\u0441\u0438\u0431\u043e \u0437\u0430 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435\";\n    }\n}\n?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>5.<\/strong>&nbsp;\u0412 \u043a\u043e\u043d\u0446\u0435, \u043d\u0430\u043c \u043d\u0443\u0436\u043d\u043e \u0434\u043e\u0431\u0430\u0432\u0438\u0442\u044c \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u044f \u0434\u043b\u044f \u0443\u0432\u0435\u0434\u043e\u043c\u043b\u0435\u043d\u0438\u044f \u043e \u0442\u043e\u043c, \u0447\u0442\u043e \u0434\u0430\u043d\u043d\u044b\u0435 \u043d\u0435 \u043f\u0440\u043e\u0448\u043b\u0438 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0443.<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>&lt;?php\n<strong>if<\/strong>(!<strong>empty<\/strong>($name) &amp;&amp; !<strong>empty<\/strong>($surname) &amp;&amp; !<strong>empty<\/strong>($email) &amp;&amp; !<strong>empty<\/strong>($message)) {\n    $email_validate = filter_var($email, FILTER_VALIDATE_EMAIL); \n\n    <strong>if<\/strong>(check_length($name, 2, 25) &amp;&amp; check_length($surname, 2, 50) &amp;&amp; check_length($message, 2, 1000) &amp;&amp; $email_validate) {\n        <strong>echo<\/strong> \"\u0421\u043f\u0430\u0441\u0438\u0431\u043e \u0437\u0430 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435\";\n    } <strong>else<\/strong> { \/\/ \u0434\u043e\u0431\u0430\u0432\u0438\u043b\u0438 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435\n        <strong>echo<\/strong> \"\u0412\u0432\u0435\u0434\u0435\u043d\u043d\u044b\u0435 \u0434\u0430\u043d\u043d\u044b\u0435 \u043d\u0435\u043a\u043e\u0440\u0440\u0435\u043a\u0442\u043d\u044b\";\n    }\n} <strong>else<\/strong> { \/\/ \u0434\u043e\u0431\u0430\u0432\u0438\u043b\u0438 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435\n    <strong>echo<\/strong> \"\u0417\u0430\u043f\u043e\u043b\u043d\u0438\u0442\u0435 \u043f\u0443\u0441\u0442\u044b\u0435 \u043f\u043e\u043b\u044f\";\n}\n?&gt;<\/code><\/pre>\n\n\n\n<p class=\"wp-block-paragraph\">\u0415\u0441\u043b\u0438 \u0432\u0441\u0435 \u043f\u0440\u043e\u0438\u0437\u043e\u0448\u043b\u043e \u0443\u0441\u043f\u0435\u0448\u043d\u043e, \u0442\u043e \u043c\u044b \u0443\u0432\u0438\u0434\u0438\u043c \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435&nbsp;<em>&#8220;\u0421\u043f\u0430\u0441\u0438\u0431\u043e \u0437\u0430 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u0435&#8221;<\/em><\/p>\n\n\n\n<p class=\"wp-block-paragraph\">&nbsp;\u042d\u0442\u0430 \u043f\u0440\u043e\u0432\u0435\u0440\u043a\u0430 \u043d\u0435 \u0438\u0434\u0435\u0430\u043b\u044c\u043d\u0430, \u0442\u0430\u043a \u043a\u0430\u043a \u043d\u0435 \u0443\u043a\u0430\u0437\u044b\u0432\u0430\u0435\u0442 \u043d\u0430 \u043f\u043e\u043b\u044f, \u043a\u043e\u0442\u043e\u0440\u044b\u0435 \u0437\u0430\u043f\u043e\u043b\u043d\u0435\u043d\u044b \u043d\u0435 \u043f\u0440\u0430\u0432\u0438\u043b\u044c\u043d\u043e, \u0442\u0430\u043a\u0436\u0435 \u0441\u043e\u043e\u0431\u0449\u0435\u043d\u0438\u044f \u043e\u0431 \u043e\u0448\u0438\u0431\u043a\u0430\u0445 \u043e\u0447\u0435\u043d\u044c \u043e\u0431\u0449\u0438\u0435<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u042d\u0442\u0430 \u0433\u043b\u0430\u0432\u0430 \u0443\u0447\u0435\u0431\u043d\u0438\u043a\u0430 \u0431\u0443\u0434\u0435\u0442 \u043f\u043e\u0441\u0432\u044f\u0449\u0435\u043d\u0430 \u0438\u0441\u043f\u043e\u043b\u044c\u0437\u043e\u0432\u0430\u043d\u0438\u044e PHP \u0432\u043c\u0435\u0441\u0442\u0435 \u0441 HTML. \u041c\u044b \u0431\u0443\u0434\u0435\u043c \u0443\u0447\u0438\u0442\u044c\u0441\u044f \u043f\u0438\u0441\u0430\u0442\u044c \u043a\u043e\u0434, \u043a\u043e\u0442\u043e\u0440\u044b\u0439 \u0431\u0443\u0434\u0435\u0442 \u043f\u0440\u043e\u0432\u0435\u0440\u044f\u0442\u044c \u044d\u043b\u0435\u043c\u0435\u043d\u0442\u044b \u0444\u043e\u0440\u043c, [&hellip;]<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"categories":[100],"tags":[],"class_list":["post-2698","page","type-page","status-publish","hentry","category-onlajn-uchebnik-po-php"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/www.bearloga.space\/en\/wp-json\/wp\/v2\/pages\/2698","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.bearloga.space\/en\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.bearloga.space\/en\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.bearloga.space\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.bearloga.space\/en\/wp-json\/wp\/v2\/comments?post=2698"}],"version-history":[{"count":0,"href":"https:\/\/www.bearloga.space\/en\/wp-json\/wp\/v2\/pages\/2698\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.bearloga.space\/en\/wp-json\/wp\/v2\/media?parent=2698"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.bearloga.space\/en\/wp-json\/wp\/v2\/categories?post=2698"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.bearloga.space\/en\/wp-json\/wp\/v2\/tags?post=2698"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}