laravel querybuilder如何在where函数中使用like


laravel querybuilder how to use like in wherein function

$book=数组('book1','book2');$book数组元素的数字是可变的。它可能有2个元素或20个元素
我需要做一个这样的查询:

select * from book where bookname like %book1% or bookname like %book2%

要在laravel 5中进行此查询,有一个选项:

$name = DB::Table('bookinfo')
          ->select('*')
          ->wherein('bookname',$book)
          ->get();

但它使用=运算符我需要使用like运算符

感谢大家帮助我,但我通过以下操作解决了问题:

$book = array('book2','book3','book5');  
$name = DB::Table('bookinfo')
        ->select('BookName', 'bookId')                
        ->Where(function ($query) use($book) {
             for ($i = 0; $i < count($book); $i++){
                $query->orwhere('bookname', 'like',  '%' . $book[$i] .'%');
             }      
        })->get();

对于包含1或n个元素的动态查询,请将您的语句用作集合:对于"赞",您可以使用Raw语句:

$collection = DB::Table('bookinfo')->select('*');
foreach($book as $key => $element) {
    if($key == 0) {
        $collection->where(DB::raw('bookname like %'.$element.'%'));
    }
    $collection->orWhere(DB::raw('bookname like %'.$element.'%'));
}
$name = $collection->get();

http://laravel.com/docs/5.1/queries

原始表达式

或者你可以这样使用它:

$collection = DB::Table('bookinfo')->select('*');
foreach($book as $key => $element) {
    if($key == 0) {
        $collection->where('bookname', 'like', '%'.$element.'%');
    }
    $collection->orWhere('bookname', 'like', '%'.$element.'%');
 }
 $name = $collection->get();
$name = DB::Table('bookinfo')
          ->select('*')
          ->where('bookname','LIKE','%'.$book[0].'%')
          ->orWhere('bookname','LIKE','%'.$book[1].'%')
          ->get();