IsWhitespace

Definition:

IsWhitespace(string)

Description:

Check whether a string contains only whitespace characters.

Platforms:

All

Parameters:

string - required

The string to be checked.

Returns:

0

The string doesn't contain only whitespace characters.

1

The string does contain only whitespace characters.

Notes:

'Whitespace' includes space, tab, line feed, carriage return and new line characters.