Macro Functions for NLS

%KLENGTH Macro Function

Returns the length of a string.

Category:	DBCS
Type:	NLS macro function

Syntax
Details
Example
	Returning String Lengths

Syntax

%KLENGTH (character string | text expression)

Details

If the argument is a character string, %KLENGTH returns the length of the string. If the argument is a text expression, %KLENGTH returns the length of the resolved value. If the argument has a null value, %KLENGTH returns 0.

Example

Example 1: Returning String Lengths

The following statements find the lengths of character strings and text expressions:

%let a=Happy;
%let b=Birthday;

%put The length of &a is %klength(&a).;
%put The length of &b is %klength(&b).;
%put The length of &a &b To You is %klength(&a &b to you).;

When these statements execute, the following is written to the SAS log:

The length of Happy is 5.
The length of Birthday is 8.
The length of Happy Birthday To You is 21.

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