Description :
In this example the submit()
method triggers the submit event, or attaches a function to run when a submit event occurs.
<!doctype html> <html> <head> <style> p { margin: 0; color: blue; } div,p { margin-left: 10px; } span { color: red; } </style> <script src="https://ajax.googleapis.com/ajax/libs/jquery/3.4.0/jquery.min.js"></script> </head> <body> <p style="font-size: 25px">Type correct to validate.</p><br> <form action="javascript:alert( 'success!' );"> <div> <input type="text"> <input type="submit"> </div> </form> <span></span> <script> $( "form" ).submit(function( event ) { if ( $( "input:first" ).val() === "correct" ) { $( "span" ).text( "Validated..." ).show(); return; } $( "span" ).text( "valid data!" ).show().fadeOut( 3000 ); // event.preventDefault(); }); </script> </body> </html>