How to clear tags in php

You can use the built-in "strip_tags" function in php to clear tags. This function always strips HTML comments. Its syntax is "strip_tags(string,allow)". The parameter "string" represents the character to be checked. string.

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strip_tags definition and usage

# The ##strip_tags() function strips HTML, XML and PHP tags from strings.

Comments: This function always strips HTML comments. This cannot be changed via the allow parameter.

Note: This function is binary safe.

Syntax

strip_tags(string,allow)

Parameters

string Required. Specifies the string to check.

allow Optional. Specifies allowed tags. These tags will not be deleted.

Return value: Returns the stripped string.

PHP Version: 4

Change Log:

Since PHP 5.0, this function is binary safe.

Since PHP 4.3, this function always strips HTML comments.

Example

Strip the HTML tags in the string, but allow the tag:

<?php
echo strip_tags("Hello <b><i>world!</i></b>","<b>");
?>

Run result:

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