array_key_first

Logo laravel/framework laravel/framework
Supported Versions: PHP 7 >= 7.3.0, PHP 8
Gets the first key of an array
array_key_first(array $array): int|string|null
        $query = $this->database->table($table);



        $similarResults = $query->where(

            array_key_first($this->data),

            $this->data[array_key_first($this->data)]

        )->limit($this->show)->get();
src/Illuminate/Testing/Constraints/HasInDatabase.php
        $similarResults = $query->where(

            array_key_first($this->data),

            $this->data[array_key_first($this->data)]

        )->limit($this->show)->get();



        if ($similarResults->isNotEmpty()) {
src/Illuminate/Testing/Constraints/HasInDatabase.php
        return array_map(

            [$this, 'prepareRule'],

            $rule,

            array_fill((int) array_key_first($rule), count($rule), $attribute)

        );

    }
src/Illuminate/Validation/ValidationRuleParser.php
    {

        $builder = m::mock(Builder::class);



        $key = array_key_first($this->data);

        $value = $this->data[$key];



        $builder->shouldReceive('where')->with($key, $value)->andReturnSelf();
tests/Foundation/FoundationInteractsWithDatabaseTest.php