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Remove Multiple Character From string

Remove Multiple word From a string in comma separated String.


<?php
function removeFromString($str, $item) {
    $parts = explode(',', $str);

    while(($i = array_search($item, $parts)) !== false) {
        unset($parts[$i]);
    }

    return implode(',', $parts);
}
$arra ="one,two";
$string ='one,two,three,four';
$array =explode(",",$arra);
foreach($array as $key=>$value)
{
$string= removeFromString($string, $value);
}
echo $string;
?>

OutPut: three,four


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