returning false not stopping the submission of form

Question

My purpose: If the user field and password field are blank, I want to stop form submitting. This is my Code that I am trying:

Answer 1

onsubmit event accepts boolean values, since you are not returning anything so it assumes true by default. You need to add return in this event explicitly like mentioned below:

change

onsubmit="doit()"> 

to

onsubmit="return doit()">