1.html

<button type="button" class="layui-btn submit-btn" lay-submit lay-filter="submit-btn">送审</button>

2.1.js

form.on('submit(submit-btn)', function(data){
        //1.防止重复提交:单击之后提交按钮不可选
        let DISABLED = 'layui-btn-disabled';
        //2.防止重复提交:增加样式
        $('.submit-btn').addClass(DISABLED).attr('disabled', 'disabled');
        objs.ajax(data,'{{ route("member.process.submit") }}');
    });

2.2js回调里面

{
    layer.msg(result.msg,{icon:2,time:1000});
    //3.防止重复提交
    $('.submit-btn').removeClass(DISABLED).removeAttr('disabled');
}