javascript [JS] URL Regex验证

Posted 2021-05-03

// Validate Form
function validateForm(siteName, siteUrl) {
    if(!siteName || !siteUrl) {
        alert('Please fill in the Form');
        return false;
    }

    var expression = /[-a-zA-Z0-9@:%_\+.~#?&//=]{2,256}\.[a-z]{2,4}\b(\/[-a-zA-Z0-9@:%_\+.~#?&//=]*)?/gi;
    var regex = new RegExp(expression);

    if(!siteUrl.match(regex)) {
        alert('Please use a valid URL');
        return false;
    }

    return true;
}