如何在下面的HTML輸入文本框中添加序列號。每當(dāng)用戶單擊“生成表”按鈕時(shí)，輸入框中的序列號應(yīng)顯示為 1、2、3 任何解決方案function generate_table() { // get the reference for the body var body = document.getElementsByTagName('body')[0]; // creates a <table> element and a <tbody> element var tbl = document.createElement('table'); var tblBody = document.createElement('tbody'); // creating all cells for (var i = 0; i < 1; i++) { var seqnumber = 1; var seq = +1; // creates a table row var row2 = document.createElement('tr'); //====== table first row data =======// var seq = document.createElement('td'); var seqText = document.createTextNode('Seq'); var l = document.createElement('td'); var seqText1 = document.createElement('input'); //===== seq generator =====// seq.appendChild(seqText); row2.appendChild(seq); l.appendChild(seqText1); row2.appendChild(l); // add the row to the end of the table body tblBody.appendChild(row2); } // put the <tbody> in the <table> tbl.appendChild(tblBody); // appends <table> into <body> body.appendChild(tbl); // sets the border attribute of tbl to 2; tbl.setAttribute('border', '2');}<input type="button" value="Generate a table." onclick="generate_table()" />我的jsfiddle鏈接：https://jsfiddle.net/shreekantbatale2/bdwLuhgs/5/
如何在輸入文本字段 HTML 中添加序列號
慕標(biāo)5832272
2024-01-22 20:58:00
