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Aide Scilab >> Chaînes de caractères > isalphanum

isalphanum

check that characters of a string are alphanumerics

Calling Sequence

res = isalphanum(str)

Arguments

str

A character string.

res

A boolean matrix.

Description

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

Examples

s = 'A1,B2,C3';
isalphanum(s)

See Also

  • isletter — check that characters of a string are alphabetics letters
  • isdigit — check that characters of a string are digits between 0 and 9
<< grep Chaînes de caractères isascii >>

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Last updated:
Wed Oct 05 12:11:02 CEST 2011