成品大概是这样子，我把主要源码贴在下面
<!doctype html>
<html>
<head>
<meta charset="utf-8">
<meta name="viewport" content="width=device-width,initial=scale=1">
<title>社工库</title><link rel="stylesheet" href=""><link href="css/bootstrap.min.css" type="text/css" rel="stylesheet"><link href="css/layer.css" type="text/css" rel="stylesheet"><link href="css/layout.css" type="text/css" rel="stylesheet">
</head><body>
<table class="table table-hover table-bordered" id="mytable"><thead><tr><th>选中</th><th>编号</th><th>姓名</th><th>密码</th><th>生日</th><th>地址</th><th>操作</th></tr><tr><td><input type="checkbox" οnclick="checkAll(this)"/></td><td colspan="6"><a href="javascript:;" class="btn btn-danger" role="button" οnclick="delAll(this)">全部删除</a></td></tr></thead><tbody id="listTable"> <tr><td><input type="checkbox" name="item" /></td><td>20150026987</td><td>暴力扬</td><td>yyyy666</td><td>2021-10-07</td><td>浙江省杭州市</td><td><input type="button" name="" value="删除" class="btn btn-danger" οnclick="del(this)" /><input type="button" name="" value="修改" class="btn btn-info" οnclick="modify(this)" /></td></tr></tbody>
</table>
<hr />
<h1>新增数据</h1>
<form><table class="table table-hover table-bordered"><tr><th>编号</th><td><input type="text" name="" class="form-control" id="num" /></td></tr><tr><th>姓名</th><td><input type="text" name="" class="form-control" id="username" /></td></tr><tr><th>密码</th><td><input type="password" name="" class="form-control" id="pwd" /></td></tr><tr><th>生日</th><td><input type="date" name="" class="form-control" id="birth" /></td></tr><tr><th>地址</th><td><input type="text" name="" class="form-control" id="addre" /></td></tr><tr><td colspan="2"><input type="reset" value="重置" class="btn btn-primary" id="reset" /> <input type="button" value="添加" class="btn btn-success" id="add" οnclick="addList()" /><input type="button" value="更新" class="btn btn-info" id="" οnclick="update()" /></td></tr></table>
</form>
<footer>
Design By JIT-ViolentAyang.
</footer>
<script type="text/javascript">//add功能function addList(){var oNum = document.getElementById('num').value;var oUser = document.getElementById('username').value;var oPwd = document.getElementById('pwd').value;var oBirth = document.getElementById('birth').value;var oAddre = document.getElementById('addre').value;var oTr = document.createElement('tr');var oTd1 = document.createElement('td');var oInput = document.createElement('input');oTd1.appendChild(oInput);oInput.setAttribute('type','checkbox');oInput.setAttribute('name','item');var oTd2 = document.createElement('td');oTd2.innerHTML = oNum;var oTd3 = document.createElement('td');oTd3.innerHTML = oUser;var oTd4 = document.createElement('td');oTd4.innerHTML = oPwd;var oTd5 = document.createElement('td');oTd5.innerHTML = oBirth;var oTd6 = document.createElement('td');oTd6.innerHTML = oAddre;var oTd7 = document.createElement('td');var oInput2 = document.createElement('input');var oInput3 = document.createElement('input');oInput2.setAttribute('type','button');oInput2.setAttribute('value','删除');oInput2.setAttribute('onclick','del(this)');oInput2.className = 'btn btn-danger';oInput3.setAttribute('type','button');oInput3.setAttribute('value','修改');oInput3.setAttribute('onclick','modify(this)');oInput3.className = 'btn btn-info';oTd7.appendChild(oInput2);oTd7.appendChild(oInput3);oTr.appendChild(oTd1);oTr.appendChild(oTd2);oTr.appendChild(oTd3);oTr.appendChild(oTd4);oTr.appendChild(oTd5);oTr.appendChild(oTd6);oTr.appendChild(oTd7);var olistTable = document.getElementById('listTable');olistTable.appendChild(oTr);}//del单点功能function del(obj){var oParentnode = obj.parentNode.parentNode;var olistTable = document.getElementById('listTable');olistTable.removeChild(oParentnode);}//全选function checkAll(c){var status = c.checked;var oItems = document.getElementsByName('item');for(var i=0;i<oItems.length;i++){oItems[i].checked=status;}}//delAll功能function delAll(){var olistTable = document.getElementById('listTable');var items = document.getElementsByName("item");for(var j=0;j<items.length;j++){ if(items[j].checked)//如果item被选中{var oParentnode = items[j].parentNode.parentNode;olistTable.removeChild(oParentnode);j--;}}}//modify功能function modify(obj){var oNum = document.getElementById('num');var oUser = document.getElementById('username');var oPwd = document.getElementById('pwd');var oBirth = document.getElementById('birth');var oAddre = document.getElementById('addre');var oTr = obj.parentNode.parentNode;var aTd = oTr.getElementsByTagName('td');rowIndex = obj.parentNode.parentNode.rowIndex; oNum.value = aTd[1].innerHTML;oUser.value = aTd[2].innerHTML;oPwd.value = aTd[3].innerHTML;oBirth.value = aTd[4].innerHTML;oAddre.value = aTd[5].innerHTML;console.log(aTd[4].innerHTML);//alert(i);}//update功能function update(){var oNum = document.getElementById('num');var oUser = document.getElementById('username');var oPwd = document.getElementById('pwd');var oBirth = document.getElementById('birth');var oAddre = document.getElementById('addre');var oMytable = document.getElementById('mytable');//alert(rowIndex);//var aTd = rowIndex.cells;console.log(oMytable.rows[rowIndex].cells)oMytable.rows[rowIndex].cells[1].innerHTML = oNum.value;oMytable.rows[rowIndex].cells[2].innerHTML = oUser.value;oMytable.rows[rowIndex].cells[3].innerHTML = oPwd.value;oMytable.rows[rowIndex].cells[4].innerHTML = oBirth.value;oMytable.rows[rowIndex].cells[5].innerHTML = oAddre.value;}
</script>
<script src="js/jquery.js"></script>
<script src="js/layer.js"></script>
<script>
var index = layer.load(0, {shade: false}); //0代表加载的风格，支持0-2
//loading层
var index = layer.load(1, {shade: [0.4,'#000'], //0.1透明度的白色背景time: 1500
});
</script>
</body>
</html>数据库直接用摩尔的接口，这里我就不放出来了，可以去电报里找，然后把数据添加进去，挂个域名，就可以正常访问了
