eregi
(PHP 4, PHP 5)
eregi — Case insensitive regular expression match
Description
int eregi
( string $pattern
, string $string
[, array &$regs
] )
Parameters
-
pattern
-
Case insensitive regular expression.
-
string
-
The input string.
-
regs
-
If matches are found for parenthesized substrings of
pattern
and the function is called with the
third argument regs
, the matches will be stored
in the elements of the array regs
.
$regs[1] will contain the substring which starts at the first left
parenthesis; $regs[2] will contain the substring starting at the
second, and so on. $regs[0] will contain a copy of the complete string
matched.
Return Values
Returns the length of the matched string if a match for
pattern
was found in string
,
or FALSE if no matches were found or an error occurred.
If the optional parameter regs
was not passed or
the length of the matched string is 0, this function returns 1.
Examples
Example #1 eregi() example
<?php
$string = 'XYZ';
if (eregi('z', $string)) {
echo "'$string' contains a 'z' or 'Z'!";
}
?>
eregi_replace
