CSS

prevent enter key submitting a form jquery

$('#formid').on('keyup keypress', function(e) {
  var keyCode = e.keyCode || e.which;
  if (keyCode === 13) { 
    e.preventDefault();
    return false;
  }
});

jquery avoid enter submit

$(document).ready(function() {
  $(window).keydown(function(event){
    if(event.keyCode == 13) {
      event.preventDefault();
      return false;
    }
  });
});

Jquery JavaScript Prevent From Press Enter Key Keyboard

//Use As Function
function stopEnter() {
    $("form").submit(function (e) {
        e.preventDefault();
    });
}
//Use As Regular
$(function () {
    $('form').submit(function (e) {
           e.preventDefault();
    });
});