iskeyword - Determine if input is MATLAB keyword - MATLAB (original) (raw)

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Determine if input is MATLAB keyword

Syntax

Description

[tf](#mw%5F551ea6f9-d054-4b62-bad7-c05423821ed3) = iskeyword([s](#mw%5F478ca915-30aa-4538-b2ba-3555f0ebd2c2)) returns logical 1 (true) if the input is a keyword in the MATLAB® language and logical 0 (false) otherwise. For more information about MATLAB keywords, see Keywords.

example

[k](#mw%5F0bfd70e2-ce57-4b4d-9b72-bb1877180c3d) = iskeyword returns a list of all MATLAB keywords.

example

Examples

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Test if the word while is a MATLAB keyword.

s = "while"; tf = iskeyword(s)

Test if the word myStr is a MATLAB keyword.

s2 = "myStr"; tf = iskeyword(s2)

Get a list of all MATLAB keywords.

k = 20×1 cell {'break' } {'case' } {'catch' } {'classdef' } {'continue' } {'else' } {'elseif' } {'end' } {'for' } {'function' } {'global' } {'if' } {'otherwise' } {'parfor' } {'persistent'} {'return' } {'spmd' } {'switch' } {'try' } {'while' }

Input Arguments

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Potential MATLAB keyword, specified as a string scalar or character vector.

Output Arguments

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True or false result, returned as a 1 or0 of data type logical.

MATLAB keywords, returned as a cell array of character vectors.

More About

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Keywords are identifiers in MATLAB code that have a reserved meaning, so they cannot be used as variable names. See Query MATLAB Keywords for a list of all MATLAB keywords.

Extended Capabilities

Version History

Introduced before R2006a