src/Query/Tag/Select.php
public function all( $as = null ) {
		$this->all_columns = true;

		if ( $as ) {
			$this->all_as = $as;
		}

		return $this;
	}
public function all( $as = null ) {
		$this->all_columns = true;

		if ( $as ) {
			$this->all_as = $as;
		}

		return $this;
	}
Convert this select statement to retrieve all columns.

@since 2.0

@param string $as

@return $this