Javascript client traversal control and getting parent container object example code _ javascript skills

This article mainly introduces the javascript client traversal control and the sample code for getting the parent container object. If you need it, you can refer to it for help. 1. traverse all the controls
Function 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 want to traverse.
{
Inputs [j]. value = ""; // clear the content of the text box.
}
}
2. traverse the controls in the specified container
Function findControl ()
{
// The following table 1 refers to traversing the control in the table
Var inputs = document. getElementById ("table1"). getElementsByTagName ("input ");
For (var I = 0; I {
If (inputs [I]. type = "text") // like the above, the type and operation of the control can be set as needed
{
Inputs [I]. value = "";
}
}
}

Get parent container object

The Code is as follows:

Function CheckBoxAll (e ){
// ParentNode is used to obtain the upper-level attributes.
Var obj = e. parentNode. getElementsByTagName ("*");}