Method _ javascript tips for JS to change the option attribute in a select statement

This article mainly introduces how to change the option attribute in the select statement in JavaScript. It involves some techniques related to the select element attribute in JavaScript dynamic operation page and has some reference value, for more information about how to change the select option attribute in Javascript, see the following example. Share it with you for your reference. The details are as follows:

A friend solved a small problem. The requirement was to change the text value displayed in the selected tab and store the new value in a text box.

Initial window:

   Original windowScript var parentValue = ""; // global variable, used to save the function detail () {var select = document. getElementById ('shgx '); // obtain the select object parentValue = select. options [select. selectedIndex]. text; too many open('detail window .html ')} function updateSelect (childValue) {var select = document. getElementById ('shgx '); for (var I = 0; I
    
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  Details 
 

Details window:

  Details windowScript function modify () {var childValue = document. getElementById ('text _ 01 '). value; opener. updateSelect (childValue); // call the function of the parent window} script   Modify 

I hope this article will help you design JavaScript programs.