<![CDATA[
bitrix:catalog > section.php
$arLimits = array('10','20','50'); // вынести глобально
if(!empty($_REQUEST['limit']) && in_array($_REQUEST['limit'], $arLimits)){
$arParams["PAGE_ELEMENT_COUNT"] = $_REQUEST['limit'];
}
bitrix:catalog > bitrix > catalog.section > template.php
<div class="el_limit">
<?
$arLimits = array('10','20','50'); // вынести глобально
parse_str($_SERVER['QUERY_STRING'], $arUri);
$arUri = array_diff($arUri, array('',null));
foreach($arParams['LIMITS'] as $k => $v){
$arUri['limit'] = $v;
$uri = array();
foreach($arUri as $get => $val){
$uri[] = $get.'='.$val;
}
echo $k>0?' | ':'';
$active = $v==$arParams['PAGE_ELEMENT_COUNT']?' class="active"':'';
echo '<a'.$active.' href="/?'.implode('&',$uri).'">'.$v.'</a>';
}
?>
</div>
func(array('limit'=>15)){
}
implode_with_keys('=','&'){
}
<?
$size = count($arr);
$i = 0;
foreach($arr as $k => $v){
$i = isset($i) ? $i++ : 0;
if($i == 0){
}elseif($i == $size - 1){
}
$i++;
}
?>
]]>
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