8
votes
Why can Visualforce iterate over >1000 item collection if it's a map?
The original question asked how many records can be iterated, to which my answer is below.
It seems that for all practical purposes, you are only limited by Viewstate/CPU/Heap when taking this ...
- 149k
7
votes
Accepted
How to iterate repetitive rows in table to calculate count and show the sum
I could think of preparing data based on SOQL query using GROUP BY ROLLUP
I have replicated the data at my DE and following SOQL query is giving the exact formatting and summation which you are ...
- 35.9k
6
votes
Accepted
Using jQuery to add numeric values in Apex:repeat
You've got a few problems here.
First, "total" isn't the ID of the repeat element in the traditional HTML sense. I'm pretty sure it doesn't even get rendered into the final HTML, so JavaScript can't ...
- 481k
6
votes
Accepted
<tr> and <td> tags within <apex:repeat> rendering above the table?
You need to use outputText instead of outputPanel. outputPanel is intended to be used as reRender targets, and to group content together. The documentation for outputPanel states:
A set of content ...
- 481k
6
votes
Group data and display on VF Page (use of rowspan)
I will take this approach to prepare the structure like this:
1) Create a ContactWrapper with all the Contact attributes.
2) In getData() method, retrieve the Contact List firing SOQL query ...
- 35.9k
5
votes
How to detect first or last iteration of apex:repeat
I think a more elegant solution would be to render items as an unordered list and then use css to render the commas.
<style type="text/css">
.cs-list {
display: inline;
list-...
- 10k
5
votes
Accepted
in apex:repeat, getter called twice in actionpoller rerender
Getters and setters may be called more than once. This is determined by the compiler and can't explicitly be forced. Generally, if you're doing anything in a getter, you should be caching the results, ...
- 481k
5
votes
Accepted
Wrapper Class in a Map
Use in the repeat
caseInfo.CaseNumber
Since caseInfo is akin to the loop variable in a for loop and each instance would be a wrapper record
When using the repeats think of each one as a for loop. ...
- 54k
5
votes
Accepted
how to pass var from apex:repeat tag to controller
You don't need to pass it to Apex. Just use the $ObjectType global variable. Here I will rename your variables to be less confusing and conform to your description. Please also note it's label, not ...
- 149k
4
votes
Accepted
Error when saving VisualForce email template "Error: Invalid Field"
The child relationship name has to be observed and __r needs to be appended .
In your set up menu navigate to Object > field > and observe child relationship name
- 90.4k
4
votes
Accepted
Add logic in VisualForce Page within apex repeat
While you can have some logic within repeat tags, you can't include literal Apex Code. You could, however, achieve this with either JavaScript (albeit clumsily), or by rendering this data with a ...
- 481k
4
votes
Rowspan with apex repeat
Examples such as this one HTML rowspan Attribute reduce the number of td elements in the following rows (as rowspan is effectively saying use the content from the previous row).
So you need to ...
- 135k
3
votes
Accepted
Visualforce as PDF with table format
A couple of things here - Try set a width on the table and avoid using visualforce styling elements as they're not fully supported by the PDF renderer. Try to stick as much as you can to plain HTML ...
- 16.2k
3
votes
Accepted
Using nested apex:repeat and pageBlockTable in a page
I had trouble making this work with pageBlockTable (or dataTable) but I could with apex:repeat
Using this controller property with unimaginative accountNames:
public map<Date,List<Account>&...
- 69.9k
3
votes
Using nested apex:repeat and pageBlockTable in a page
Your prog variable is actually a record, not an index. It represents co in your Apex parallel.
<apex:repeat value="{!myMap[data][emp]}" var="co">
<apex:outputText value="{!co.Field__c}" /...
- 149k
3
votes
Stop blank page being created (because of page break setting) at end of visualforce rendered as pdf
The suggestion from How to deal with page breaks when printing a large HTML table seems applicable:
Note: when using the page-break-after:always for the tag it will create a page break after the ...
- 102k
3
votes
Accepted
ActionSupport: Pass record Id to Controller from apex:repeat
To pass the value from actionSupport to controller method, follow these steps:
use apex:param with assignTo attribute to pass values to controller
correctly use reRender attribute with actionSupport
...
- 35.9k
3
votes
Accepted
Sorting a keySet
Sets are never sorted. Instead, expose the list directly to Visualforce, and then iterate over each key value.
<apex:repeat value="{!sortedKeys}" var="key">
<apex:repeat value="{!caseMap[...
- 481k
3
votes
Accepted
Getting data from list<MyCustomObject__c> with a List<String> of the Api Field Names
This will work you just need to change it little bit. For dynamic iteration of fields we pass them is sObject. This is similar with map iteration on visualforce.
<apex:outputText value="co[...
- 29.4k
3
votes
Accepted
How I do check filesize of apex:inputfile when used in apex repeat
Use event.target to check the correct element:
function checkFileSize(event) {
if(event.target.files && event.target.files[0]) {
if(event.target.files[0].size > 2**19) {
alert('...
- 481k
3
votes
Accepted
VF Error: When accessing certain properties of a field set
It seems that the issue is that I am using field as a variable name in more then 1 repeat tag on the page. Changing the name of field to seField resolved the error.
Note: These tags are not nested. ...
- 9,441
3
votes
Displaying a list returned from a method on a Visualforce page
Apex is a case-insensitive language. The identifiers pgm and PGM are the same as far as the compiler is concerned. In addition, there is a key logical error in the code populating this variable. Let's ...
- 92.1k
3
votes
Accepted
How can I have an iterative component in apex:repeat (like a counter)?
Update following comment from sfdcfox :
The wrapper solution to count row number is the "safest" solution because as per doc using below apex:variable method as a counter is not officially support ...
- 4,185
3
votes
Accepted
apex repeat with dynamic list
You need to provide getters and setters to expose these properties to Visualforce:
public class JsonGCloudApiApex {
public class Item{
public string name {get; set;}
public string id {get; set;...
- 92.1k
3
votes
Accepted
Visualforce Error : Map key true not found in map
Your syntax first is incorrect.
You have written <apex:repeat value="{!wrapperMap[India]}" var="key" id="Repeat12">
It should be <apex:repeat value="{!...
- 8,590
2
votes
How to detect first or last iteration of apex:repeat
Another way slightly different to Jennifer and without a controller, is to count each time it loops, and check if the last one is the same size as the list size:
<apex:variable var="cnt" value="{!...
- 1,945
2
votes
Accepted
Add dynamic value inside brackets of value
Assuming you are referring to the value that is in the label attribute on the inputField you can do this with array syntax the same way you're doing it with the value attribute.
label="{!$ObjectType....
- 22.9k
2
votes
Accepted
Iterate through a list in VF page using PageBlockTable
Access all fields in vf page
<apex:pageBlockTable value="{! SkillReview }" var="ct" >
<apex:column value="{! ct.Skill__c}"/>
<apex:column value="{! ct.Name}"/>
&...
- 22.5k
2
votes
Accepted
Dynamically change apex:repeat value on VF page
It's not clear to me if what you need is to do so when the page is being rendered or after.
This is the approach to take if you were trying to do it during the rendering
<apex:repeat value="{!...
- 13.1k
2
votes
repeat rendered for certain condition
You can use apex:variable to iterate throught your data, and for each sixth element rerender break line
public class repeatCon {
public String[] getStrings() {
return new String[]{'one','...
- 4,115
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