<?php
$string = "
<head>
<script>
$(document).ready(function(){
$('.x').click(function(){
// some thing
});
$('.y').click(function(){
// some thing
});
});
</script>
</head>
";
preg_match_all('~\$\((?!document\).ready).*?\}\);~sim', $string, $matches);
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