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Ajuda Scilab >> Estruturas de Dados > isfield


checks if the given fieldname exists in the structure

Calling Sequence

bool = isfield(s, fieldname)



a struct array.


a matrix of strings.


a matrix of boolean.


This function returns %t if the specified structure s includes the field fieldname, regardless of the corresponding value.


s = struct("field_1",123,"field_2",456,"field_4",789)
// Single Fieldname Syntax
isfield( s , "field_1"  )
// Multiple Fieldname Syntax
isfield( s , [ "field_1" "field_2" ; "field_3" "field_4" ] )

See Also

  • struct — criando um struct (estrutura)
  • getfield — extração de campos de listas
  • definedfields — retorna o índice dos campos definidos de uma lista
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Last updated:
Tue Apr 02 17:37:06 CEST 2013