getelementsbytagname input

See the following two implementation methods:JS checkbox Method 1: Copy codeThe Code is as follows:Function checkAll (){Var code_Values = document. all ['Code _ value'];If (code_Values.length ){For (var I = 0; I {Code_Values [I]. checked = true;}}

Cause:When implementing the program modification module, check whether the user has modified the data on the page to remind the user to save the modified data in time.Implementation requirements:To determine whether the user has modified the input

Everyone has seen this effect.   How can I introduce him to my website? Let's analyze it together. You can easily obtain the keyword by using the "development tool" of Ie9. when you enter a keyword, how to obtain the smart prompt is related to the

Js page traversal control, Copy codeThe Code is as follows:Var inputArr = document. forms [0];For (var I = 0; I If (inputArr [I]. type. toUpperCase () = "BUTTON "){InputArr [I]. disabled = "disabled ";} Else if (inputArr [I]. type. toUpperCase () = "

I have studied table sorting before. I found some code to study online. Barely used it. We later found that when a hyperlink is dynamically added to the cell, or some blank spaces exist in the column, the sorting will fail. Code: similar to the code

This article introduces the implementation code for adding and copying rows in JS to delete rows. If you need it, refer to it. The Code is as follows: Var customerInfoMethod = {// Copy and Add rowsCopyrow: function (obj, id){Var rowIndex = obj.

This article mainly introduces the usage of cookies in jquery, and analyzes in detail the operations such as getting, storing, and deleting cookies by using examples, the implementation method of Jquery operation Cookie record information that has

There are a lot of methods on the Internet, and they all have flaws after a try. Finally, I found a code that seems to be relatively small and pleasing to the eye. The test results reported that several functions do not exist, so I set the

Xeye Team As a result of browser features, firefox and chrome are by default. IE8 is not supported by default. Others do not care about not testing. When a user logs on, the browser prompts the user to remember the password:1. For firefox, users

When you delete a large volume of data, if you have a select all button to select and delete all the records displayed on multiple pages, it is much more user-friendly than the deletion of individual items. Next, let's talk about how to achieve this,

VaR counter1 = 0; var counter2 = 0; function getchildcheckboxcount (pattern) {var checkboxcount = 0; var elements = document. getelementsbytagname ("input"); for (I = 0; I 0) {counter1 --;}} if (counter1 = getchildcheckboxcount ("(gridviewfirst)") {

1. traverse all the controlsFunction findcontrolall (){VaR inputs = Document. getelementsbytagname ("input ");For (j = 0; j If (inputs [J]. type = "text") // you can find all the controls whose types are text, or set them to the control type you

When there are multiple widgets with the same name on the page Program The length must be determined from the strict angle, and there are two reference methods: length and no length. Oele = document. all. AAA; // There is an AAA object, but we

This article is a simple example of modifying a BUTTON element property (for example: adding a property, modifying a property, modifying a color style, border style, and so on), and demonstrates JS's basic method of modifying HTML element properties,

For the CheckBoxList control, on the one hand, it is necessary to bind a large amount of data to the server, and on the other hand, it is usually required to implement full Select, reverse select, and other functions. Although this can be done on

// Disable the render surface control. Function submitonce (theform) { If (document. All | document. getelementbyid) { For (I = 0; I { VaR tempobj = theform. elements [I]; If (tempobj. type. tolowercase () = "button" | tempobj. type. tolowercase () =

This article from: http://www.cnblogs.com/ltenai/archive/2007/06/28/798822.html The original article is as follows: Because the Treeview control provided by vs does not trigger any event when checkbox is clicked after the checkbox is displayed, it

JS enables full selection of Treeview // Page Treeview controls such as: // Method 1: The simplest option is "Select All". If you cancel the option, no recursion is performed and no subnode is selected. function OnTreeNodeChecked1() {

Document. getelementsbyname () obtains the control object based on the control name. Because the control name can be the same, an array of objects is returned. Document. getelementbyid () is used to obtain the control object based on the control ID.

The method is as follows: Function checkall (VAL ){$ ("Input [name = 'chkjob']"). each (function () {This. checked = Val ;}); $ ("# chkall "). ATTR ("checked", Val); // you can specify the status of all selected buttons}   Val this parameter