We would like to know how to check if string contains characters and whitespace, not just whitespace.
<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'>
myString='this is a test';
if (/\S/.test(myString)) {<!-- w w w . j ava 2s .co m-->
document.writeln("NOT JUST WHITESPACE");
}
else
document.writeln("ONLY WHITESPACE");
</script>
</head>
<body>
</body>
</html>
The code above is rendered as follows: