CEC—BASIC的字符串处理

Author: 瞿向阳 Date: 1992-08-07

        10 A$=“会出现干扰吗?”
        20 B$=“按CTRL_C结束”
        25 HH=PEEK(112):L=PEEK(111)
        30 C$=A$+CHR$(13)+B$
        40 PRINT C$
        45 POKE 112,HH:POKE 111,LL
        50 GOTO 30