[TYPO3-mvc] How to solve "Duplicate variable declarations!"

[Henjo Hoeksma]

On 2011-07-17 17:32:46 +0200, Sebastian Schreiber said:

> Hi,
> the variable $key is never defined.
> Maybe that´s your problem here.
> 
> Am 17.07.2011 17:27, schrieb Henjo Hoeksma:
>> Hi list,
>> 
>> for a category structure I created a forViewhelper that gives all the 
>> objects back that have the uid of the parents set.
>> 
>> Fluid:
>> <c:categoryTree category="{category.uid}" as="subcategory">
>> 
>> ViewHelper:
>> /**
>> *
>> * @param integer $category
>> * @param string $as The name of the iteration variable
>> * @return string
>> */
>> public function render($category,$as) {
>> $categoryRepository = 
>> t3lib_div::makeInstance('Tx_Peproducts_Domain_Repository_CategoryRepository'); 
>> // Singleton
>> $categories = $categoryRepository->findByParent($category);
>> foreach($categories as $keyValue => $value){
>> $this->templateVariableContainer->add($as, $value);
>> $this->templateVariableContainer->add($key, $keyValue);
>> $output .= $this->renderChildren();
>> $this->templateVariableContainer->remove($as);
>> $this->templateVariableContainer->remove($key);
>> }
>> return $output;
>> }
>> 
>> For one layer this works perfect. I want to add an extra sublayer like this:
>> <c:categoryTree category="{category.uid}" as="subcategory">
>> {subcategory.uid}
>> <c:categoryTree category="{subcategory.uid}" as="subsubcategory">
>> {subsubcategory.uid}
>> </c:categoryTree>
>> </c:categoryTree>
>> 
>> This results in a "Duplicate variable declarations!" error.
>> I tried to modify the viewhelper to also give back child categories, to 
>> no avail.
>> 
>> Can somebody point me in the good direction? I'm kinda stuck here :-(
>> 
>> Thanks in advance.
>> 
>> Henjo
>> 
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Hi Sebastian,

thanks for your response. Brilliant! How could I have overlooked!

Thanks!

Henjo