Name

isfield — Checks if the given fieldname exists in the structure

Calling Sequence

bool = isfield(s,fieldname)

Parameters

s

A struct array

fieldname

A matrix of strings

bool

A matrix of boolean.

Description

This function returns true if the specified structure "s" includes the field "field", regardless of the corresponding value.

Examples

 
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 , getfield , definedfields