1、创建表格 Sample code - Traversing an HTML Table with JavaScript and DOM Interfaces function start() { // get the reference for the body var mybody=document.getElementsByTagName("body").item(0); // creates an element whose tag name is TABLE mytable = document.createElement("TABLE"); // creates an element whose tag name is TBODY mytablebody = document.createElement("TBODY"); // creating all cells for(j=0;j<2;j++) { // creates an element whose tag name is TR mycurrent_row=document.createElement("TR"); for(i=0;i<2;i++) { // creates an element whose tag name is TD mycurrent_cell=document.createElement("TD"); // creates a Text Node currenttext=document.createTextNode("cell is row "+j+", column "+i); // appends the Text Node we created into the cell TD mycurrent_cell.appendChild(currenttext); // appends the cell TD into the row TR mycurrent_row.appendChild(mycurrent_cell); } // appends the row TR into TBODY mytablebody.appendChild(mycurrent_row); } // appends TBODY into TABLE mytable.appendChild(mytablebody); // appends TABLE into BODY mybody.appendChild(mytable); // sets the border attribute of mytable to 2; mytable.setAttribute("border","2"); }