<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>JS基础——修改文本框的值(函数传参)</title>
    <style>
    *{ padding: 0; margin: 0;}
    body{ font-size: 12px; color: #333; background: #fff;}
    li{ list-style: none;}
    a{ text-decoration: none; color: #333;}
    #cate{ width: 300px; margin: 40px auto; border: 1px solid #f70;}
    #cate h3{ font-size: 14px; height: 30px; line-height: 30px; text-align: center; background: #f80; color: #fff;}
    #cate li{ padding-left: 10px; border-top: 1px solid #f90;}
    .show ,.edit{ height: 40px; line-height: 40px;}
    .show span{ float: left; margin-right: 10px;}
    .show a{ display: inline-block; width: 16px; height: 16px; background: url(img/edit.png) no-repeat; text-indent: -9999px; margin-top: 10px; position: absolute; right: 10px;}
    .show{ position: relative;}
    .edit{ display: none;}
    .edit input{ background: #fff; border: 1px solid #ccc; height: 20px; line-height: 20px; padding: 2px 5px; outline: none;}
    .edit a{ background: #999; color: #fff; padding: 5px 6px; border-radius: 2px;}
    .edit a.cancel{ background: #aaa; -webkit-transition: all .3s; transition: all .3s;}
    .edit a.save{ background: #22ac38; -webkit-transition: all .3s; transition: all .3s;}
    .edit a.cancel:hover{ background: #999;}
    .edit a.save:hover{ background: #19952e;}
    </style>
    <script>
    window.onload = function(){

        var oUl = document.getElementById(\'list\');
        var aLi = oUl.getElementsByTagName(\'li\');

        // 函数传参
        function changeValue(oLi){
            
            var aDiv = oLi.getElementsByTagName(\'div\');
            var oSpan = oLi.getElementsByTagName(\'span\')[0];
            var aA = oLi.getElementsByTagName(\'a\');
            var oInput = oLi.getElementsByTagName(\'input\')[0];

            // 点击铅笔编辑
            aA[0].onclick = function(){
                aDiv[0].style.display = \'none\';
                aDiv[1].style.display = \'block\';
                oInput.value = oSpan.innerHTML;
            };

            // 点击保存
            aA[1].onclick = function(){
                aDiv[0].style.display = \'block\';
                aDiv[1].style.display = \'none\';
                oSpan.innerHTML = oInput.value;
            };

            // 点击取消
            aA[2].onclick = function(){
                aDiv[0].style.display = \'block\';
                aDiv[1].style.display = \'none\';
            };
        };

        // 函数调用
        for(var i=0; i<aLi.length; i++){
            changeValue(aLi[i]);
        }
    };
    </script>
</head>
<body>
    <div id="cate">
        <h3>修改文本框的值</h3>
        <ul id="list">
            <li>
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                    <a href="#">编辑</a>
                </div>
                <div class="edit">
                    <input type="text" />
                    <a class="save" href="#">保存</a>
                    <a class="cancel" href="#">取消</a>
                </div>
            </li>
            <li>
                <div class="show">
                    <span>十倍界王拳</span>
                    <a href="#">编辑</a>
                </div>
                <div class="edit">
                    <input type="text" />
                    <a class="save" href="#">保存</a>
                    <a class="cancel" href="#">取消</a>
                </div>
            </li>
            <li>
                <div class="show">
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                    <a href="#">编辑</a>
                </div>
                <div class="edit">
                    <input type="text" />
                    <a class="save" href="#">保存</a>
                    <a class="cancel" href="#">取消</a>
                </div>
            </li>
        </ul>
    </div>
</body>
</html>

 

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本文链接：https://www.cnblogs.com/bokebi520/p/5001297.html