src/Config/Option.php
public function short($short) {
        $this->validated = false;
        if (!self::validateShort($short)) {
            throw new OptionConfigException('short option must be a single character: ' . $short);
        }
        $this->config[self::SHORT] = $short;
        return $this;
    }
public function short($short) {
        $this->validated = false;
        if (!self::validateShort($short)) {
            throw new OptionConfigException('short option must be a single character: ' . $short);
        }
        $this->config[self::SHORT] = $short;
        return $this;
    }
public function short ( $ short ) { $ this -> validated = false ; if ( ! self :: validateShort ( $ short ) ) { throw new OptionConfigException ( 'short option must be a single character: ' . $ short ) ; } $ this -> config [ self :: SHORT ] = $ short ; return $ this ; }
set the option's short name

@param string $short
@return $this
set the option s short name