check array contains a value using javascript

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msi_333

Code subject: check array contains a value using javascript

Posted: Sun Sep 18, 2011 1:12 am

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check array contains a value using JavaScript

Code:

<html>
<title>check array contains</title>
<head>
<script language="JavaScript">
 

function checkContains(mycolor)
{
 var colorArr= Array("RED", "BLUE", "YELLOW");

 
 
if(contains(colorArr,mycolor)) {

   document.write(mycolor+'<b> Color</b> is there.');
}else{
 
   document.write('Not there.');
}

} 

// contains function
function contains(arr, findValue) {
    var i = arr.length;
     
    while (i--) {
        if (arr[i] === findValue) return true;
    }
    return false;
}
 
</script>
</head>

<body>

 
<SCRIPT language="JavaScript">
 
checkContains("RED");
 
</SCRIPT>

</body>
</HTML>

_________________
Currenlty programming with : java , html , php , and javascript . (OCJP-6 certified )

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