一个可编辑的表格双击进行编辑,回车确认编辑内容,如果不回车确认.那么恢复原来的值

一个可编辑的表格
通过双击进行编辑,回车确认编辑内容,如果不回车确认.那么恢复原来的值
效果图如下
<!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <title>Title</title>
    <style>
        table{
            border: 1px solid #333;
            border-spacing:10px 20px;
            border-collapse:separate;
            font-size: 14px;
        }
        td,th{
            height: 30px;
            width: 100px;
            border-radius: 5p;
            border: 1px solid #333;
            border-collapse:separate;
        }
    </style>
</head>
<body>
    <table>
        <caption>人员信息登记表</caption>
        <thead>
        <tr>
            <th>姓名</th>
            <th>年龄</th>
            <th>性别</th>
            <th>部门</th>
            <th>薪资</th>
            <th>工龄</th>
        </tr>
        </thead>
        <tbody>
        <tr>
            <td>张三</td>
            <td>22</td>
            <td>男</td>
            <td>技术部</td>
            <td>12K</td>
            <td>3年</td>
        </tr>
        <tr>
            <td>李四</td>
            <td>22</td>
            <td>男</td>
            <td>技术部</td>
            <td>12K</td>
            <td>5年</td>
        </tr>
        <tr>
            <td>张三</td>
            <td>22</td>
            <td>男</td>
            <td>技术部</td>
            <td>12K</td>
            <td>3年</td>
        </tr>
        <tr>
            <td>张三</td>
            <td>22</td>
            <td>男</td>
            <td>技术部</td>
            <td>12K</td>
            <td>3年</td>
        </tr>
        <tr>
            <td>张三</td>
            <td>22</td>
            <td>男</td>
            <td>技术部</td>
            <td>12K</td>
            <td>3年</td>
        </tr>
        <tr>
            <td>张三</td>
            <td>22</td>
            <td>男</td>
            <td>技术部</td>
            <td>12K</td>
            <td>3年</td>
        </tr>
        </tbody>
        <tfoot>
        <tr>
            <td colspan="6"></td>
        </tr>
        </tfoot>
    </table>
    <script>
        window.onload=function ()
        {
            var mytd =document.getElementsByTagName('td');
            var newTd =[];
            // console.log(mytd);
            for (let i=0;i<mytd.length;i++){
                newTd[i]=mytd[i].innerHTML;
            }
            for (var i=0;i<mytd.length;i++)
            {
                mytd[i].ondblclick = function ()
                {
                    var inputNum = document.getElementsByTagName('input')
                    // if (inputNum.length>0){
                    //     return false;
                    // }
                    for(let i=0; i<this.childNodes.length; i++){
                        if(this.childNodes[i].nodeName=='INPUT'){
                            return false;
                        }
                    }
                    for (let j = 0; j<mytd.length;j++)
                    {
                       var inputN= mytd[j].getElementsByTagName('input')
                        if (inputN.length>0)
                        {
                            var inpt=newTd[j];
                            inputN.onkeyup=function ()
                            {
                                var event =e || window.event;
                                if (event.key == 'Enter')
                                {
                                    inpt = inputN[0].value;
                                }else {
                                    inpt=newTd[j].innerHTML;
                                }
                            }
                            mytd[j].removeChild(inputN[0]);
                            // console.log(inpt);
                            mytd[j].innerHTML =inpt;
                            // console.log(newTd[j]);
                        }
                    }
                    var tdText = this.innerHTML;
                    this.innerHTML = '';
                    // console.log(myinput.value);
                    var myinput = document.createElement('input');
                    myinput.setAttribute('type','text');
                    myinput.style.cssText="border:0px;font-size:14px;width:95%;outline:none;";
                    myinput.value =tdText;
                    this.appendChild(myinput);
                    myinput.focus();
                    myinput.select();
                    var tdo =this;
                    myinput.onkeyup =function (e)
                    {
                        // console.log(e.code);
                        var event =e || window.event;
                        if (event.key == 'Enter')
                        {
                            tdo.innerHTML =this.value;
                            tdText = this.value;
                        }
                        else if (event.key == 'Escape')
                        {
                            console.log(tdText);
                            tdo.innerHTML = tdText;
                            // inputText = tdText;
                        }
                    }
                    myinput.ondblclick=function(e)
                    {
                        return false;
                    }
                }
            }
        }
    </script>
</body>
</html>
一个可编辑的表格 双击进行编辑,回车确认编辑内容,如果不回车确认.那么恢复原来的值

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