5.3字符串操作函数 1.InStr([start, ]string1 a10. Right(string, length) string2, compared) 11. RTrim(string) 2. InstrRevstringcheck, 12. Space(number) stringmatchL startt compare])13. StrComp(string1 3. Join(sourcearrayL delimiter]) string2[, compareD) 4. LCasel string) 14. StrConv(string 5. Left(string, length) conversion, LCID) 6. Len(string I varname) 15. StrReverse( expression) 7. LTrim(string) 16. String(number, 8. Mid(string, startI, length) I /r /7.character). 9. Replace(expression, find, 17. Trim(string replace, start, countY, compare]l 18. CAse(string5 . 3 字符串操作函数 1．InStr([start, ]string1, string2[, compare]) 2．InstrRev(stringcheck, stringmatch[, start[, compare]]) 3．Join(sourcearray[, delimiter]) 4．LCase(string) 5．Left(string, length) 6．Len(string | varname) 7．LTrim(string) 8．Mid(string, start[, length]) 9．Replace(expression, find, replace[, start[, count[, compare]]]) 10．Right(string, length) 12．Space(number) 13．StrComp(string1, string2[, compare]) 14．StrConv(string, conversion, LCID) 15．StrReverse( expression) 11．RTrim(string) 16．String(number, character) 17．Trim(string) 18．UCase(string)