How JS and jquery iterate through the contents of table all cells _javascript tips

This example describes the way JS and jquery iterate through the contents of all of the table's cells. Share to everyone for your reference, specific as follows:

Use JS to traverse the table of all the contents of the cell, you can use the following JS code to achieve:

function Getinfofromtable (tableid) {
 var tableinfo = "";
 var tableobj = document.getElementById (tableid);
 for (var i = 0; i < tableObj.rows.length; i++) {//Traverse table for all row for
  (var j = 0; J < Tableobj.rows[i].cells.leng Th J + +) {//Traverse each column in row
   tableinfo + = Tableobj.rows[i].cells[j].innertext;//Get the contents of the cell in the table
   Tableinfo + = "";
  }
  tableinfo + = "\ n";
 }
 return tableinfo;
}

The parameter of this method is the ID that uniquely identifies the table, obtained by using the Document object

JQuery traverses the contents of the TD in TR in table:

1. $ ("#trID TD"). Text () Gets a so the value of TD in Trid returns a string.

2. $ ("#trID"). Children gets a trid under all TD, and then traverses $ ("#trID"). Children use. EQ (index). Text () to get the value in TD;

<! DOCTYPE HTML PUBLIC "-//W3C//DTD XHTML 1.0 transitional//en" "Http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd ">  

I hope this article will help you with your JavaScript programming.