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35 lines
1 KiB
XML
35 lines
1 KiB
XML
<?xml version="1.0"?>
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<documentation xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:noNamespaceSchemaLocation="https://phpcsstandards.github.io/PHPCSDevTools/phpcsdocs.xsd"
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title="Preg Quote Delimiter"
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>
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<standard>
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<![CDATA[
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Passing the $delimiter parameter to `preg_quote()` is strongly recommended to ensure the regular expression delimiter is properly escaped if it occurs in the input string.
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]]>
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</standard>
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<code_comparison>
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<code title="Valid: The delimiter parameter is passed.">
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<![CDATA[
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// $input = 'my #1 fan!';
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$quoted_input = preg_quote( $input, <em>'#'</em> );
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preg_match(
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<em>'#^' . $quoted_input . '#i'</em>,
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$post_content,
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$matches
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);
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]]>
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</code>
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<code title="Invalid: The delimiter parameter is missing.">
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<![CDATA[
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// $input = 'my #1 fan!';
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$quoted_input = preg_quote( $input<em></em> );
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preg_match(
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<em>'#^' . $quoted_input . '#i'</em>,
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$post_content,
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$matches
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);
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]]>
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</code>
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</code_comparison>
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</documentation>
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