Scilab Website | Contribute with GitLab | Mailing list archives | ATOMS toolboxes
Scilab Online Help
5.3.0 - Français

Change language to:
English - 日本語 - Português

Please note that the recommended version of Scilab is 2024.0.0. This page might be outdated.
See the recommended documentation of this function

Manuel Scilab >> Chaînes de caractères > isletter

isletter

check that characters of a string are alphabetics letters

Calling Sequence

res = isletter(str)

Arguments

str

A character string.

res

A boolean matrix.

Description

res = isletter(str) returns an array the same size as str containing logical %t (true) where the elements of str are letters of the alphabet and logical %f (false) where they are not.

Examples

s = 'A1,B2,C3';
isletter(s)
<< isdigit Chaînes de caractères isnum >>

Copyright (c) 2022-2023 (Dassault Systèmes)
Copyright (c) 2017-2022 (ESI Group)
Copyright (c) 2011-2017 (Scilab Enterprises)
Copyright (c) 1989-2012 (INRIA)
Copyright (c) 1989-2007 (ENPC)
with contributors
Last updated:
Wed Jan 26 16:24:16 CET 2011