- strpos: documentation ( source)
- array_walk: documentation ( source)
<?php
$search=array("<",">","!=","<=",">=");
$value = "name >= vivek ";
function test($item, $key, $str)
{
if( strpos($str, $item) !== FALSE ) {
echo "$item found in \"$str\"\n";
}
}
array_walk($search, 'test', $value);