// Sort products by their price in ascending order ->orderBy('price', 'asc') // Retrieve products from the table as an array of objects ->get(); 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 像where一样,orderBy操作符是可链接的,可以组合多个orderBy以获取需要实...
1Arr::first($array,function($value,$key){ 2return!is_null($value); 3}); In previous versions of Laravel, the$keywas passed first. Since most use cases are only interested in the$valueit is now passed first. You should do a "global find" in your application for these methods to ve...
The array_except function removes the given key / value pairs from the array:1$array = ['name' => 'Desk', 'price' => 100]; 2 3$array = array_except($array, ['price']); 4 5// ['name' => 'Desk']array_first()The array_first function returns the first element of an ...
*/public function transformMe(){$names = collect(['Albert', 'Ben', 'Charles', 'Dan', 'Eric', 'Xavier', 'Yuri', 'Zane']);$names->transform(function ($name, $key) {return strlen($name);});$names->toArray();//[6, 3, 7, 3, 4, 6, 4, 4,]} 1. 2. 3. reduce 不同于...
Redis::keys('foo*'); // 返回 foo1 和 foo2 的 array Redis::keys('f?o?'); // 同上 randomkey随机返回一个key Redis::randomkey() ;//可能是返回'foo1'或者是'foo2'及其它任何已存在的 key rename/renamenx方法对key进行改名,所不同的是renamenx不允许改成已存在的key ...
Cachet在调用search时传入的是Binput::except(['sort', 'order', 'per_page']),这个返回值是将用户完整的GPC输入除掉sort、order、per_page三个key组成的数组。也就是说,传入scopeSearch的这个$search数组的键、值都是用户可控的。 不过,可见这里使用了array_intersect函数对$search数组进行判断,如果返回为false...
();//计算用户回复权重// 数组按照得分排序$users=Arr::sort($this->users,function($user){return$user['score'];});// 我们需要的是倒序,高分靠前,第二个参数为保持数组的 KEY 不变$users=array_reverse($users,true);// 只获取我们想要的数量$users=array_slice($users,0,$this->user_number,true...
我正试图获得groupBy值,并成功地给出它,之后我只需要group列表数组如何存档。 my Code $this->StudentList = Student::get(); $data = $this->StudentList->sortBy('date', SORT_NATURAL)->groupby('date'); ($data); GroupBy Result array:14 [▼ ...
if ($node[$self->parentColumn] == $parentId) { $children = $self::extraGetChildrenIds($nodes, $node[$self->getKeyName()]); if ($children) { $branch = array_merge($branch, $children); } $branch[] = $node['id']; } } sort($branch); return $branch; }...
1$array=['foo'=>'bar']; 2 3$array=array_add($array,'key','value'); array_divide Thearray_dividefunction returns two arrays, one containing the keys, and the other containing the values of the original array. 1$array=['foo'=>'bar']; ...