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HOME > PHP Manual > eregi_replace - Replace regular expression case insensitive

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ereg

eregi

POSIX Regex Functions

PHP Manual

eregi_replace

(PHP 4, PHP 5)

eregi_replace — Replace regular expression case insensitive

Description

string eregi_replace ( string $pattern , string $replacement , string $string )

This function is identical to ereg_replace() except that this ignores case distinction when matching alphabetic characters.

Parameters

pattern: A POSIX extended regular expression.
replacement: If pattern contains parenthesized substrings, replacement may contain substrings of the form \\digit, which will be replaced by the text matching the digit'th parenthesized substring; \\0 will produce the entire contents of string. Up to nine substrings may be used. Parentheses may be nested, in which case they are counted by the opening parenthesis.
string: The input string.

Return Values

The modified string is returned. If no matches are found in string , then it will be returned unchanged.

Examples

Example #1 Highlight search results


<?php
$pattern = '(>[^<]*)('. quotemeta($_GET['search']) .')';
$replacement = '\\1<span class="search">\\2</span>';
$body = eregi_replace($pattern, $replacement, $body);
?>

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