Hi Jane,
You could load the strings in a javascript variable separating them by
using separators like . or something and you can query the javascript
variable using this separator.
Comments Invited!!
Thanks,
Sridhar
----- Original Message -----
From: [EMAIL PROTECTED]
Date: Thursday, April 25, 2002 11:04 pm
Subject: java script question
> This isn't exactly a struts question, but I've seen some similar
> questionsposed in this user list related to java script. What I'm
> trying to do is
> display values in a drop down list based on a value selected from
> anotherdrop down. Depending upon what is selected, I will get the
> value selected
> from the drop down, and dynamically populate the second drop down.
> I am
> using the onchange java script attribute on my struts html tag
> that fires
> an event when I select an item from the first drop down. I need to
> take the
> value selected, use it as a key, and get data from a preloaded
> array that
> has the data that I need for the second drop down. I know from reading
> through the struts user list that I need to load the array in the java
> script function to be able to get data from from it. The question
> is, how
> do I load this array in my java script function?
>
> Can the allMethodsTypes array get loaded in the java script
> function by
> referencing it as a JSP expression?
>
> Thanks,
> Jane
>
> Here's the code
>
> <%
>
> String [][] allMethodsTypes;
>
> try {
> allMethodsTypes = new String
> [methodNamesList.size()][]; for (int methodindex =
> 0; methodindex < methodNamesList.size
> (); methodindex++) {
> String method
> = (String)methodNamesList.get(methodindex);
> methTypes = bomb.getListOfMthdTypeDef(method);
> allMethodsTypes[methodindex] = new
> String[methTypes.size() + 1];
> allMethodsTypes[methodindex][0] = new
> String(method); for (int typeindex = 0;
> typeindex < methTypes.size();
> typeindex++) {
> String type =
> (String)methTypes.get(typeindex);
> allMethodsTypes[methodindex][typeindex + 1] = new
> String(type);
> }
> }
> }
> catch (Exception e) {
> System.out.println("Exception building allMethodsTypes
> array" + e);
> }
> }
> %>
>
> <select name="methodNames" size="1"
> onchange="selectMethodTypes(this.form)">
>
> <script language="JavaScript1.1">
> function selectMethodTypes(f, test)
> {
> var i;
> var x;
> if(!f) {
> return;
> }
>
> var l = f.methodNames.length;
> for (i=0; i<f.methodNames.length; i++) {
> if (f.methodNames[i].selected) {
> var s = f.methodNames[i].value;
> alert(s);
> <%
> for (x=0; x<allMethodsTypes[i][].length; x++) {
> %>
> if (s = allMethodsTypes[i][x]);
> f.methodTypes[x].value = allMethodsTypes[i][x];
> }
> }
> }
> }
> }
> </script>
>
>
>
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