public function getEarliestAvailability($i = 0){
        if (!isset($this->supplyList)){
            return false;
        }
        if (is_int($i) && array_key_exists('EarliestAvailability', $this->supplyList[$i])){
            return $this->supplyList[$i]['EarliestAvailability'];
        } else {
            return false;
        }
    }
public function getEarliestAvailability($i = 0){
        if (!isset($this->supplyList)){
            return false;
        }
        if (is_int($i) && array_key_exists('EarliestAvailability', $this->supplyList[$i])){
            return $this->supplyList[$i]['EarliestAvailability'];
        } else {
            return false;
        }
    }
public function getEarliestAvailability ( $ i = 0 ) { if ( ! isset ( $ this -> supplyList ) ) { return false ; } if ( is_int ( $ i ) && array_key_exists ( 'EarliestAvailability' , $ this -> supplyList [ $ i ] ) ) { return $ this -> supplyList [ $ i ] [ 'EarliestAvailability' ] ; } else { return false ; } }
Returns the earliest availability for the specified entry.

This method will return <b>FALSE</b> if the list has not yet been filled.
@param int $i [optional] <p>List index to retrieve the value from. Defaults to 0.</p>
@return string|boolean single value, or <b>FALSE</b> if Non-numeric index
Returns the earliest availability for the specified entry .