You may also call the first method with no arguments to get the first element in the collection. If the collection is empty, null is returned:collect([1, 2, 3, 4])->first(); // 1firstWhere()The firstWhere method
You may specify additional query conditions by customizing the query using the where method. For example, let's add a query condition that scopes the query to only search records that have an account_id column value of 1:1'email' => Rule::unique('users')->where(function ($query) { 2...
* @return \Illuminate\Database\Eloquent\Collection */ public function findMany($ids, $columns = ['*']) { if (empty($ids)) { return $this->model->newCollection(); } return $this->whereKey($ids)->get($columns); } 获取的结果是一个 Collection 类型。 总结 Laravel 框架有很多地方值得我...
collect.js 是一个方便且无依赖的包装器,用于处理数组和对象。设计灵感来源于 Laravel Collection。 安装 collect.js 是一个标准的 npm package,所以你可以直接通过下面的命令安装: npm install collect.js --save 使用 在 JS 中,有一些比较是和 PHP 比较是不一样的,
This blog covers the list of the top Laravel development tools. Before we begin the collection, though, let’s quickly review Laravel.Laravel is one of the greatest and most advanced PHP frameworks for creating high-performing web applications. Developers prefer this because it does not affect ...
Scout supports only 3 conditions:->where(column, value)(strict equation),->whereIn(column, array)and->whereNotIn(column, array): Product::search('(title:this OR description:this) AND (title:that OR description:that)') ->where('price',100) ->whereIn('type', ['used','like new']) ...
we have included a new collection type which just extendsIlluminate\Database\Eloquent\Collectionand provide some extra functionality. This class let us add and remove values from the attribute. What it basically does is to let the user play with a collection class without having to worry about ...
Adding Additional Where Clauses: You may also specify more conditions that will be added as "where" clauses to the query: 'email'=>'unique:users,email_address,NULL,id,account_id,1' In the rule above, only rows with anaccount_idof1would be included in the unique check. ...
Simplify some conditions with is_countable() (#41168) Pass AWS temporary URL options to createPresignedRequest method (#41156) Let Multiple* exceptions hold the number of records and items found (#41164)Paul Redmond Staff writer at Laravel News. Full stack web developer and author. X Github...
You may also pass an array of conditions to the where function. Each element of the array should be an array containing the three arguments typically passed to the where method:$users = DB::table('users')->where([ ['status', '=', '1'], ['subscribed', '<>', '1'], ])->get(...