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Scilab help >> Strings > isdigit

isdigit

check that characters of a string are digits between 0 and 9

Calling Sequence

res = isdigit(str)

Arguments

str

A character string.

res

A boolean matrix.

Description

res = isdigit(str) returns an array the same size as str containing logical %T (TRUE) where the elements of str are digits and logical %F (FALSE) where they are not.

Examples

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

See Also

  • isalphanum — check that characters of a string are alphanumerics
  • isletter — check that characters of a string are alphabetics letters
<< isascii Strings isletter >>

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Last updated:
Wed Oct 05 12:10:01 CEST 2011