ASP trim, ltrim, rtrim remove leading and trailing space functions

This is mainly used to prevent users from entering a space when they get user input, which leads to verification failure. It is mostly used for usernames and passwords. In many cases, the decompress password of WinRAR copied by everyone will input one more space by default, so this should be noted.

When getting a string, use TRIM to clear leading and trailing spaces.ProgramDevelopers are a good habit.
Usage:
Password = trim (Request ("password "))

CopyCode The Code is as follows: dim txttxt = "this is a beautiful day! "
Document. Write (TRIM (txt ))

Output: "This is a beautiful day! "

ASP ltrim Functions
The ltrim function returns a string without leading spaces (ltrim ).Copy codeThe Code is as follows: dim txttxt = "this is a beautiful day! "
Document. Write (ltrim (txt ))

Output: "This is a beautiful day! "
ASP rtrim
The rtrim attribute returns a string without subsequent spaces (rtrim ).

Copy code The Code is as follows: dim txttxt = "this is a beautiful day! "
Document. Write (rtrim (txt ))

Output: "This is a beautiful day! "