url validator javascript
function validURL(str) {
var pattern = new RegExp('^(https?:\\/\\/)?'+ // protocol
'((([a-z\\d]([a-z\\d-]*[a-z\\d])*)\\.)+[a-z]{2,}|'+ // domain name
'((\\d{1,3}\\.){3}\\d{1,3}))'+ // OR ip (v4) address
'(\\:\\d+)?(\\/[-a-z\\d%_.~+]*)*'+ // port and path
'(\\?[;&a-z\\d%_.~+=-]*)?'+ // query string
'(\\#[-a-z\\d_]*)?$','i'); // fragment locator
return !!pattern.test(str);
}Check if a JavaScript string is a URL
function isValidURL(string) {
var res = string.match(/(http(s)?:\/\/.)?(www\.)?[-a-zA-Z0-9@:%._\+~#=]{2,256}\.[a-z]{2,6}\b([-a-zA-Z0-9@:%_\+.~#?&//=]*)/g);
return (res !== null)
};
var testCase1 = "http://en.wikipedia.org/wiki/Procter_&_Gamble";
alert(isValidURL(testCase1));url in js
window.location.protocol = “http:”
window.location.host = “css-tricks.com”
window.location.pathname = “/example/index.html”
window.location.search = “?s=flexbox”const
postID = (new URLSearchParams(window.location.search)).get('post');javascript url
<!DOCTYPE html>
<html>
<body>
<h2>JavaScript</h2>
<h3>The window.location object</h3>
<p id="demo"></p>
<script>
document.getElementById("demo").innerHTML =
"The full URL of this page is:<br>" + window.location.href;
</script>
</body>
</html>Copyright © 2021 Codeinu
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