String functions

String functions include such functions as examining individual characters of a sequence, searching strings, extracting substrings, and creating a copy of a string with characters translated to upper or lowercase.

char
Return a Unicode character specified by a code number.

getsetting
Retrieve the current value of a built-in or a user-defined setting.

instr
Return an integer value specifying the start position of the first occurrence of one string within another. The search for the substring begins at a specified position.

left
Return a substring containing a specified number of characters from the left side of a string.

length
Return the number of characters in a string.

lowercase
Return a copy of the specified source string in lowercase.

mid
Return a substring of a given source string, specifying the substring’s size as well as its starting location within the source.

newline
Return a special character signifying the end of a line of text.

right
Return a substring containing a specified number of characters from the right side of a string.

tab
Return a horizontal tab character.

trim
Return a substring of a specified source string, in which all leading and trailing white space has been removed.

uppercase
Return a copy of the specified source string in uppercase.