RosettaCodeData/Task/Palindrome-detection/Sinclair-ZX81-BASIC/palindrome-detection-2.basic
2023-07-01 13:44:08 -04:00

8 lines
148 B
Text

15 GOSUB 90
80 STOP
90 LET T$=""
100 FOR I=1 TO LEN S$
110 IF S$(I)>="A" AND S$(I)<="Z" THEN LET T$=T$+S$(I)
120 NEXT I
130 LET S$=T$
140 RETURN