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Scilab help >> Data Structures > definedfields

definedfields

return index of list's defined fields

Calling Sequence

k=definedfields(l)

Arguments

l

a list , tlist or mlist variable.

k

a vector of index.

Description

If l is a list tlist mlist k=definedfields(l) returns in k the indices of the defined list fields. This function is useful because indexing undefined fields produces an error.

Examples

l=list(1);l(3)=5
k=definedfields(l)

t=tlist('x');t(5)=4
definedfields(t)

m=mlist(['m','a','b']);m.b='sdfgfgd'
definedfields(m)

See Also

  • list — Scilab object and list function definition
  • tlist — Scilab object and typed list definition.
  • mlist — Scilab object, matrix oriented typed list definition.
  • insertion — partial variable assignation or modification
  • extraction — matrix and list entry extraction
<< cell Data Structures fieldnames >>

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Last updated:
Thu May 12 11:44:27 CEST 2011