4.2 The Predicates for Strings

For more information about general sequence and array predicates, see Sequences, Arrays, and Vectors, and Arrays.

Function: stringp object

This function returns t if object is a string, nil otherwise.

Function: string-or-null-p object

This function returns t if object is a string or nil, nil otherwise.

Function: char-or-string-p object

This function returns t if object is a string or a character (i.e., an integer), nil otherwise.

Ce document a été généré par Eric Reinbold le 13 Octobre 2007 en utilisant texi2html 1.78.