Search a class object for the methods available.

get_class_methods_search.php

class Query
{
    private $haystack;

    private $matches;

    public function handle($class, $find='')
    {
        $this->getHaystack($class);



        $this->setMatches($find);
      
      return $this->matches;
      
      // dd($this->haystack[0], $this->matches);
    }

    private function getHaystack($className)
    {
        $this->haystack = get_class_methods($className);
        return $this;
    }

    private function setMatches($needle){
        $this->matches =
            array_filter(
                $this->haystack,
                function($var) use ($needle) {
                    return (bool)preg_match("/$needle/i",$var);
                }
            );
        return $this;
    }

}


$query = new Query;
$results = $query->handle(Illuminate\Support\Arr::class, 'save');
dd($results);