Performs a jump to a line or label; when execution reaches a RETURN, it jumps back right after the GOSUB
Implemented by: dartmouth1, ansimin, ansifull, hptsb, decbasic, Altair, a2int, Applesoft, TI994, CBM, Atari, msatari, trs80, level2, trscolor, colormc, Sinclair, Atom, BBC, GWBASIC, MSX, bwbasic, bw32, ABasiC, QBasic, VBDOS, FreeBASIC, ugBASIC, minibasicjs
With variations: Gambas, EndBASIC (with line or label)
Also written as: