eregi_replace
(PHP 4, PHP 5)
eregi_replace — Replace regular expression case insensitive
Description
$pattern
, string $replacement
, string $string
)This function is identical to ereg_replace() except that this ignores case distinction when matching alphabetic characters.
This function has been DEPRECATED as of PHP 5.3.0. Relying on this feature is highly discouraged.
Parameters
-
pattern -
A POSIX extended regular expression.
-
replacement -
If
patterncontains parenthesized substrings,replacementmay 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);
?>
Notes
Note:
As of PHP 5.3.0, the regex extension is deprecated in favor of the PCRE extension. Calling this function will issue an
E_DEPRECATEDnotice. See the list of differences for help on converting to PCRE.
eregi_replace() is deprecated as of PHP 5.3.0. preg_replace()
with the i (PCRE_CASELESS) modifier is the suggested alternative.
See Also
- ereg() - Regular expression match
- eregi() - Case insensitive regular expression match
- ereg_replace() - Replace regular expression
- preg_replace() - Perform a regular expression search and replace
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