将光标聚焦到隐藏的字段 [英] Focus cursor to a hidden field

问题描述

我有这个脚本，我希望光标集中在隐藏的字段上，但似乎不起作用.当我使该字段可见时，它似乎起作用.

I have this script where i want cursor to be focused on hidden field but it doesn't seem to be working . When i make the field visible it seems to work.

$(document).ready(function(){
    $("#card_number").focus();
    $("#card_number").keypress(function() {
       alert($("#card_number").val());
    });
});

推荐答案

您不能专注于隐藏元素.

You can't focus on a hidden element.

您可以使用opacity: 0代替display: none，并且可以专注于元素.

You can use opacity: 0 instead of display: none and you will be able to focus on the element.

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