To find non-whitespace characters, use the following code −
\S
You can try to run the following code to find non-whitespace character −
<html>
<head>
<title>JavaScript Regular Expression</title>
</head>
<body>
<script>
var myStr = "100% Responsive!";
var reg = /\S/g;
var match = myStr.match(reg);
document.write(match);
</script>
</body>
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