begin() {
        if (this.expectedSize === null) {
            this.position = 3;
        } else {
            this.position = 1;
        }
    }
/**
     * Skips to the beginning of the data portion of the packet.
     */
Skips to the beginning of the data portion of the packet.
Skips to the beginning of the data portion of the packet .
begin() {
        if (this.expectedSize === null) {
            this.position = 3;
        } else {
            this.position = 1;
        }
    }
begin ( ) { if ( this . expectedSize === null ) { this . position = 3 ; } else { this . position = 1 ; } }
Skips to the beginning of the data portion of the packet.
Skips to the beginning of the data portion of the packet .