SOURCE

console 命令行工具 X clear

                    
>
console
$(document).keypress(function(e) {  
   // 回车键事件  
   if(e.which == 13) {  
   jQuery(".confirmButton").click();  
       }  
}); 

$('.confirmButton').click(function(){
  alert(1)
})
<script src="https://cdn.bootcss.com/jquery/3.2.1/jquery.min.js"></script>
<button class="confirmButton">
	确认
</button>