InStr, 특정 문자열 포함 여부 체크 > script

<script type="text/javascript">
<!--
function FU_isString(string) {
 aryCode = "103,203,205,301,304,306,401,501,502,503,504,505,506,507,508,801,901".indexOf(string);
 if (aryCode==-1) {
  return true;
 }
 else {
  return false;
 }
}
//-->
</script>

<script type="text/javascript">
<!--
var tmpString = "abcdefghijklmnopqrstu";

if (tmpString.match("abc")){
 alert("포함됐네");
}
else {
 alert("포함 안됐네");
}
//-->
</script>