check array contains a value using javascript

Sun Sep 18, 2011 1:12 am

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>