Questions tagged as 'input'

I would like to know how to show the value of the input in an alert, immediately at the moment that I finish writing inside the input that shows it to me. In JQuery function mostrar(num) { var x = $("#num").val(); alert(x); } &...

My goal is to make a code with javascript in which when entering a number in a field, it shows me a message with the student's grade. The code is as follows: function calcular() { var 1 = 100; var 2 = 90; var 3 = 80; var 4...