MATLAB Function Reference

iskeyword

Determine if item is a MATLAB keyword

Syntax

• tf = iskeyword('str')
  iskeyword str
  iskeyword
  

Description

tf = iskeyword('str') returns logical true (1) if the string, str, is a keyword in the MATLAB language and logical false (0) 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'
      'continue'
      'else'
      'elseif'
      'end'
      'for'
      'function'
      'global'
      'if'
      'otherwise'
      'persistent'
      'return'
      'switch'
      'try'
      'while'
  

See Also

isvarname, is*

isjava

isletter