| Asc(string) | The ANSI character code of the first letter in string. |
| AscB(string) | The byte corresponding to the first letter in string. |
| AscW(string) | The Unicode character code of the first letter in string. |
| Chr(charcode) | The character, as a Variant, that corresponds to the ANSI code given by charcode. |
| Chr$(charcode) | The character, as a String, that corresponds to the ANSI code given by charcode. |
| ChrB(charcode) | The byte that corresponds to the ANSI code given by charcode. |
| ChrW(charcode) | The Unicode character that corresponds to the ANSI code given by charcode. |
| Filter(sourcearray,match, etc.) | Given an array of strings (sourcearray), returns a subset of strings (that is, another array) that match a criteria (match). |
| InStr(start, string1, string2) | The character position of the first occurrence of string2 in string1, beginning at start. |
| InStrB(start, string1, string2) | The byte position of the first occurrence of string2 in string1, starting at start. |
| InStrRev(stringcheck,stringmatch,start) | The character position (working from the end of the string) of the first occurrence of stringmatch in stringcheck, beginning at start. |
| Join(sourcearray, delimiter) | A string consisting of the concatenated values in a string array (sourcearray), separated by delimiter. |
| LCase(string) | string converted to lowercase as a Variant. |
| LCase$(string) | string converted to lowercase as a String. |
| Left(string, length) | The leftmost length characters from string as a Variant. |
| Left$(string, length) | The leftmost length characters from string as a String. |
| LeftB(string) | The leftmost length bytes from string as a Variant. |
| LeftB$(string) | The leftmost length bytes from string as a String. |
| Len(string) | The number of characters in string. |
| LenB(string) | The number of bytes in string. |
| LTrim(string) | A string, as a Variant, without the leading spaces in string. |
| LTrim$(string) | A string, as a String, without the leading spaces in string. |
| Mid(string, start, length) | length characters, as a Variant, from string beginning at start. |
| Mid$(string, start, length) | length characters, as a String, from string beginning at start. |
| MidB(string, start, length) | length bytes, as a Variant, from string beginning at start. |
| MidB$(string, start, length) | length bytes, as a String, from string beginning at start. |
| Replace(expression, find, replace) | A string in which one or more instances of a specified substring (find) in an expression have been replaced by another substring (replace). |
| Right(string, length) | The rightmost length characters from string as a Variant. |
| Right$(string, length) | The rightmost length characters from string as a String. |
| RightB(string, length) | The rightmost length bytes from string as a Variant. |
| RightB$(string, length) | The rightmost length bytes from string as a String. |
| RTrim(string) | A string, as a Variant, without the trailing spaces in string. |
| RTrim$(string) | A string, as a String, without the trailing spaces in string. |
| Space(number) | A string, as a Variant, with number spaces. |
| Space$(number) | A string, as a String, with number spaces. |
| Split(expression, delimiter) | An array consisting of substrings from a string expression in which each substring is separated by a delimiter. |
| Str(number) | The string representation, as a Variant, of number. |
| Str$(number) | The string representation, as a String, of number. |
| StrComp(string2, string2, compare) | A value indicating the result of comparing string1 and string2. |
| StrReverse(expression) | A string consisting of the characters from a string expression in reverse order. |
| String(number, character) | character, as a Variant, repeated number times. |
| String$(number, character) | character, as a String, repeated number times. |
| Trim(string) | A string, as a Variant, without the leading and trailing spaces in string. |
| Trim$(string) | A string, as a String, without the leading and trailing spaces in string. |
| UCase(string) | string converted to uppercase as a Variant. |
| UCase$(string) | string converted to uppercase as a String. |
| Val(string) | The number contained in string. |
