- preg_match: documentation ( source)
<?php
//preg_match( '/^\[#(\d+)\]/', '[#1234] Subject', $matches);
//echo $matches[0]; // 1234
if (preg_match("/php/", "php")) {
print "1 Got match!\n";
}
if (preg_match("/php/", "PHP")) {
print "2 Got match!\n";
}
if (preg_match("/php/i", "php")) {
print "3 Got match!\n";
}