• JS DOM之表格操作


    一个能给添加行的表格

    <!DOCTYPE html>
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>无标题文档</title>
    <style>
    .table{width:100%; border:1px solid #eee; border-collapse:collapse;}
    .table > tbody > tr{}
    .table > tbody > tr > td{text-align:center; border:1px solid #eee;}
    </style>
    <script>
    window.onload = function(){
        var testTable = document.getElementById("testTable");
        var testBtn = document.getElementById("testBtn");
        var test1 = document.getElementById("test1");
        var test2 = document.getElementById("test2");
        
        testBtn.onclick = function(){
            var oTr = document.createElement("tr");
            
            var oTd1 = document.createElement("td");
            oTd1.innerHTML = testTable.tBodies[0].rows.length + 1;
            oTr.appendChild(oTd1);
            
            var oTd2 = document.createElement("td");
            oTd2.innerHTML = test1.value;
            oTr.appendChild(oTd2);
            
            var oTd3 = document.createElement("td");
            oTd3.innerHTML = test2.value;
            oTr.appendChild(oTd3);
            
            testTable.tBodies[0].appendChild(oTr);
        };
    };
    </script>
    </head>
    
    <body>
        test1:<input id="test1" type="text" />
        test2:<input id="test2" type="text" />
        <input id="testBtn" type="button" value="ADD" />
        <table class="table" id="testTable">
            <thead>
                <tr>
                    <th>test</th>
                    <th>test</th>
                    <th>test</th>
                </tr>
            </thead>
            <tbody>
                <tr>
                    <td>test</td>
                    <td>test</td>
                    <td>test</td>
                </tr>
                <tr>
                    <td>test</td>
                    <td>test</td>
                    <td>test</td>
                </tr>
                <tr>
                    <td>test</td>
                    <td>test</td>
                    <td>test</td>
                </tr>
                <tr>
                    <td>test</td>
                    <td>test</td>
                    <td>test</td>
                </tr>
                <tr>
                    <td>test</td>
                    <td>test</td>
                    <td>test</td>
                </tr>
            </tbody>
        </table>
    </body>
    </html>

    一个能添加行又能删除行的表格

    <!DOCTYPE html>
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>无标题文档</title>
    <style>
    .table{width:100%; border:1px solid #eee; border-collapse:collapse;}
    .table > tbody > tr{}
    .table > tbody > tr > td{text-align:center; border:1px solid #eee;}
    </style>
    <script>
    window.onload = function(){
        var testTable = document.getElementById("testTable");
        var testBtn = document.getElementById("testBtn");
        var test1 = document.getElementById("test1");
        var test2 = document.getElementById("test2");
        var id = testTable.tBodies[0].rows.length + 1;
        
        testBtn.onclick = function(){
            var oTr = document.createElement("tr");
            
            var oTd1 = document.createElement("td");
            oTd1.innerHTML = id;
            id++;
            oTr.appendChild(oTd1);
            
            var oTd2 = document.createElement("td");
            oTd2.innerHTML = test1.value;
            oTr.appendChild(oTd2);
            
            var oTd3 = document.createElement("td");
            oTd3.innerHTML = test2.value;
            oTr.appendChild(oTd3);
            
            var oTd4 = document.createElement("td");
            oTd4.innerHTML = '<a href="javascript:;">delete</a>';
            oTr.appendChild(oTd4);
            
            oTd4.getElementsByTagName("a")[0].onclick = function(){
                testTable.tBodies[0].removeChild(this.parentNode.parentNode);
            };
            
            testTable.tBodies[0].appendChild(oTr);
        };
    };
    </script>
    </head>
    
    <body>
        test1:<input id="test1" type="text" />
        test2:<input id="test2" type="text" />
        <input id="testBtn" type="button" value="ADD" />
        <table class="table" id="testTable">
            <thead>
                <tr>
                    <th>test</th>
                    <th>test</th>
                    <th>test</th>
                    <th>option</th>
                </tr>
            </thead>
            <tbody>
                <tr>
                    <td>test</td>
                    <td>test</td>
                    <td>test</td>
                    <td></td>
                </tr>
                <tr>
                    <td>test</td>
                    <td>test</td>
                    <td>test</td>
                    <td></td>
                </tr>
                <tr>
                    <td>test</td>
                    <td>test</td>
                    <td>test</td>
                    <td></td>
                </tr>
                <tr>
                    <td>test</td>
                    <td>test</td>
                    <td>test</td>
                    <td></td>
                </tr>
                <tr>
                    <td>test</td>
                    <td>test</td>
                    <td>test</td>
                    <td></td>
                </tr>
            </tbody>
        </table>
    </body>
    </html>

    一个能搜索的表格

    <!DOCTYPE html>
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>无标题文档</title>
    <style>
    .table{width:100%; border:1px solid #eee; border-collapse:collapse;}
    .table > tbody > tr{}
    .table > tbody > tr > td{text-align:center; border:1px solid #eee;}
    </style>
    <script>
    window.onload = function(){
        var testTable = document.getElementById("testTable");
        var txt = document.getElementById("s_text");
        var btn = document.getElementById("search");
        
        btn.onclick = function(){
            for(var i=0;i<testTable.tBodies[0].rows.length;i++){
                if(testTable.tBodies[0].rows[i].cells[1].innerHTML.toLowerCase() == txt.value.toLowerCase()){
                    testTable.tBodies[0].rows[i].style.background = "yellow";
                }else{
                    testTable.tBodies[0].rows[i].style.background = "";
                }
            }
        };
        
    };
    </script>
    </head>
    
    <body>
        test:<input id="s_text" type="text" />
        <input id="search" type="button" value="Search" />
        <table class="table" id="testTable">
            <thead>
                <tr>
                    <th>test</th>
                    <th>test</th>
                    <th>test</th>
                    <th>option</th>
                </tr>
            </thead>
            <tbody>
                <tr>
                    <td>test1</td>
                    <td>test2</td>
                    <td>test3</td>
                    <td></td>
                </tr>
                <tr>
                    <td>test4</td>
                    <td>test5</td>
                    <td>test6</td>
                    <td></td>
                </tr>
                <tr>
                    <td>test1</td>
                    <td>test2</td>
                    <td>test3</td>
                    <td></td>
                </tr>
                <tr>
                    <td>test4</td>
                    <td>test5</td>
                    <td>test6</td>
                    <td></td>
                </tr>
                <tr>
                    <td>test1</td>
                    <td>test2</td>
                    <td>test3</td>
                    <td></td>
                </tr>
            </tbody>
        </table>
    </body>
    </html>

    除此之外还可以使用search()进行模糊搜索,用split()进行多关键词搜索。

    我们可以对表格提供排序服务,我们可以模拟一个List,Table和它的写法一样。

    <!DOCTYPE html>
    <html>
    <head>
    <meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
    <title>无标题文档</title>
    <style>
    .table{width:100%; border:1px solid #eee; border-collapse:collapse;}
    .table > tbody > tr{}
    .table > tbody > tr > td{text-align:center; border:1px solid #eee;}
    </style>
    <script>
    window.onload = function(){
        var nl = document.getElementById("numberList");
        var btn = document.getElementById("order");
        
        btn.onclick = function(){
            var aLi = nl.getElementsByTagName("li");
            
            var arr = [];
            
            for(var i=0;i<aLi.length;i++ ){
                arr[i] = aLi[i];
            }
            
            arr.sort(function(l1,l2){
                var n1 = parseInt(l1.innerHTML);
                var n2 = parseInt(l2.innerHTML);
                
                return n1 - n2;
            });
            
            for(var i=0;i<arr.length;i++){
                nl.appendChild(arr[i]);
            }
        };
    };
    </script>
    </head>
    
    <body>
        <input id="order" type="button" value="Order" />
        <ul id="numberList">
            <li>21</li>
            <li>88</li>
            <li>45</li>
            <li>17</li>
            <li>3</li>
        </ul>
    </body>
    </html>
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  • 原文地址:https://www.cnblogs.com/zcynine/p/5068395.html
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