isfield

Checks if a fieldname exists in a struct.

Syntax

  • res = isfield(S, name)

  • res = isfield(S, C)

Input argument

  • S - a struct

  • name - a string

  • C - a cell

Output argument

  • res - a logical

Description

isfield(A) returns true if name is a fieldname of S.

Examples

S.Nelson = 1;
isfield(S, 'Nel')
isfield(S, 'Nelson')
S.nel = 1;
S.son = 2;
isfield(S,{ 1, 'nel'; 2, 'son'})

See also

fieldnames.

History

VersionDescription

1.0.0

initial version

Author

Allan CORNET

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