blankstrp

blankstrp( 
t_string 
) 
=> t / nil

Description

Checks if the given string is empty or has blank space characters only and returns true. If there are non-space characters blankstrp returns nil.

Arguments

Value Returned

Examples

blankstrp( "")
=> t

blankstrp( " ")
=> t

blankstrp( "a string")
=> nil

Related Topics

String Functions