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iskeyword - Determine whether input is MATLAB keyword

Syntax

tf = iskeyword('str')
iskeyword str
iskeyword

Description

tf = iskeyword('str') returns logical 1 (true) if the string str is a keyword in the MATLAB language and logical 0 (false) otherwise.

iskeyword str uses the MATLAB command format.

iskeyword returns a list of all MATLAB keywords.

Examples

To test if the word while is a MATLAB keyword,

iskeyword while
ans =
    1

To obtain a list of all MATLAB keywords,

iskeyword
    'break'
    'case'
    'catch'
    'classdef'
    'continue'
    'else'
    'elseif'
    'end'
    'for'
    'function'
    'global'
    'if'
    'otherwise'
    'parfor'
    'persistent'
    'return'
    'spmd'
    'switch'
    'try'
    'while'

See Also

isvarname, genvarname, is*

isKey (Map)

isletter

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