<script type="text/javascript">
var arr1 = ["good", "site", "bfw"];
var arr2 = ["good", "site3", "bfw"];
var samecount = 0;
for (var i = 0; i < arr1.length; i++) {
if (arr1[i] == arr2[i]) {
samecount++;
}
}
alert("same element count:"+samecount);
</script>
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