$collection = collect([1, 2, 3, 4]);
$filtered = $collection->filter(function ($value, $key) {
return $value > 2;
});
$filtered->all();
// [3, 4]$collection = collect([1, 2, 3]);
$total = $collection->reduce(function ($carry, $item) {
return $carry + $item;
});
// 6
$total = $collection->reduce(function ($carry, $item) {
return $carry + $item;
}, 4);
// 10 | where 4 is a initial value$itemCollection = collect($contacts);
$filtered = $itemCollection->filter(function($item) use ($search) {
return stripos($item['username'],$search) !== false;
});
$collection = collect([1,2,3,4]);
$collection->each(function($item){
return $item*$item;
});
// [1,4,9,16]