Solution for "website url validation regex javascript"

const regex = /^((ftp|http|https):\/\/)?(www.)?(?!.*(ftp|http|https|www.))[a-zA-Z0-9_-]+(\.[a-zA-Z]+)+((\/)[\w#]+)*(\/\w+\?[a-zA-Z0-9_]+=\w+(&[a-zA-Z0-9_]+=\w+)*)?$/gm; const str = ` `; let m; while ((m = regex.exec(str)) !== null) { if (m.index === regex.lastIndex) { regex.lastIndex++; } console.log("matched :"+m[0]); }

add site url validation regex

Javascript check if string is URL: regex The function checks for a pattern in the string, and if the pattern matches, then returns true. Else returns false. Observe the below pattern. The pattern in this function will check for a valid URL skeleton such as the URL protocol, domain name, ip address etc.

How do you check if a string is a valid URL in Javascript?

regex = “((http|https)://)(www.)? ”

What is a regular expression for validating a URL?

Step 1: Create React Project. Step 2: Create Component File. Step 3: Validate URL with Regular Expression. Step 4: Update App Js File. Step 5: Start React App.

How validate URL react native?

The <input type="url"> defines a field for entering a URL. The input value is automatically validated before the form can be submitted. Tip: Always add the <label> tag for best accessibility practices!

How validate URL in HTML?

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