Validate control HTML5 before excute method
* HTML<form id="form" action="">
<input type="text" required />
<input id="submit-hidden" type="submit" style="display: none" />
</form>
<button id="btn-submit">Submit</button>
*Javascript
$("#btn-submit").on("click", function() {
if (!$("#form")[0].checkValidity()) {
// If the form is invalid, submit it. The form won't actually submit;
// this will just cause the browser to display the native HTML5 error messages.
$("#form").find("#submit-hidden").click();
}
});
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