original_string: public function _is_associative_array($arr) {
  		foreach ( array_keys($arr) as $key => $val ) {
  			if ($key!==$val) {
  				return TRUE;
  			}
  		}
  		return FALSE;
  	}
code: public function _is_associative_array($arr) {
  		foreach ( array_keys($arr) as $key => $val ) {
  			if ($key!==$val) {
  				return TRUE;
  			}
  		}
  		return FALSE;
  	}
code_tokens: public function _is_associative_array ( $ arr ) { foreach ( array_keys ( $ arr ) as $ key => $ val ) { if ( $ key !== $ val ) { return TRUE ; } } return FALSE ; }
docstring: Checks for an associative array
  
  @param type
  @return type
docstring_tokens: Checks for an associative array