本分类表仅包括部分Visual Basic对初学者有用的命令，限于篇幅，如果您想了解命令的详细用法，请参看VB帮助或其它有关VB书籍。
有一点需要记住的是：不要把VB命令同VB控件的属性混淆！

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顺序文件 随机文件 二进制 其它 I/O

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OPEN WRITE# OPEN GET OPEN GET DATA RUN

CLOSE PRINT# CLOSE PUT CLOSE PUT READ CHAIN

RESET PRINT# USING RESET FIELD RESET LOCK RESTORE
INKEY$

EOF INPUT# EOF LSET EOF UNLOCK ENVIRON LPRINT

LOC LINE INPUT$# LOC RSET LOC FREEFILE ENVIRON$
TAB

LOF FREEFILE LOF MK... LOF INPUT$ SYSTEM

LOCK SEEK CV... SEEK LINE INPUT$ SLEEP

UNLOCK SEEK# LOCK SEEK# VIEW PRINT END

FILEATTR FREEFILE UNLOCK FILEATTR DATE$ STOP

FILEATTR TIME$ LPOS

TRON STICK

RND # range: int((up-lo+1)*RND +lo) TROFF STRIG

IOCTL REM

IOCTL$

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字符串 DOS 显示 声明

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UCASE$ CHR$ SHELL LOCATE COLOR Main Procedures

LCASE$ ASC FILES PRINT SOUND --------- ----------

LEFT$ VAL NAME CLS CLEAR DECLARE

LTRIM$ SPC KILL BEEP PLAY COMMON

RIGHT$ SPACE$ MKDIR VIEW PRINT POS OPTION BASE

RTRIM$ STR$ CHDIR WIDTH CSRLIN CONST

MID$ INSTR RMDIR DEF FN

LEN STRING$ FILEATTR STATIC STATIC

LSET SWAP DIR$ SHARED SHARED

RSET FRE DIM DIM

ENVIRON REDIM REDIM

ENVIRON$ DEFINT DEFINT