The niladic system function ŒL returns the Linefeed character. On output, a linefeed in APLX moves the cursor to the next line without changing the column position:
ŒA,ŒL,ŒD ABCDEFGHIJKLMNOPQRSTUVWXYZ 0123456789 ŒAF ŒL 10
ŒL is the same as ŒTCLF or ŒTC[ŒIO+2]. See ŒTC and ŒTCxx.