src/Reader/PHP.php
public function firstkey() {
		$this->keyIterPos = 4;

		if ( !$this->keyIterStop ) {
			$pos = INF;
			for ( $i = 0; $i < 2048; $i += 8 ) {
				$pos = min( $this->readInt31( $i ), $pos );
			}
			$this->keyIterStop = $pos;
		}

		$this->keyIterPos = 2048;
		return $this->nextkey();
	}
public function firstkey() {
		$this->keyIterPos = 4;

		if ( !$this->keyIterStop ) {
			$pos = INF;
			for ( $i = 0; $i < 2048; $i += 8 ) {
				$pos = min( $this->readInt31( $i ), $pos );
			}
			$this->keyIterStop = $pos;
		}

		$this->keyIterPos = 2048;
		return $this->nextkey();
	}
public function firstkey ( ) { $ this -> keyIterPos = 4 ; if ( ! $ this -> keyIterStop ) { $ pos = INF ; for ( $ i = 0 ; $ i < 2048 ; $ i += 8 ) { $ pos = min ( $ this -> readInt31 ( $ i ) , $ pos ) ; } $ this -> keyIterStop = $ pos ; } $ this -> keyIterPos = 2048 ; return $ this -> nextkey ( ) ; }
Get the first key from the CDB file and reset the key iterator.

@return string|bool Key, or false if no keys in file.
Get the first key from the CDB file and reset the key iterator .