isa

Return true if var is an object from the class str.

Syntax

• res = isa(var, str)

Input argument

• var - a variable

• str - a string: classname expected

Output argument

• res - a logical: true or false

Description

isa returns a logical 1 if the argument is a cell array and a logical 0 otherwise.

str can also be 'numeric', 'float', or 'integer':

numeric: floating point or integer array: double, single, int8, uint8, int16, uint16, int32, uint32, int64, uint64

float: single or double precision floating-point array: double, single

integer: unsigned or signed integer array: int8, uint8, int16, uint16, int32, uint32, int64, uint64

If var is a handle object, str can be 'handle' or type name of the handle.

Examples

A = 3;
res = isa(A, 'double')

B = {'NelSon', 3, true};
res = isa(B, 'cell')

B = {'NelSon', 3, true};
res = isa(B, 'cell')

See also

class, isinteger, isnumeric.

History

Version	Description
1.0.0	initial version

Author

Allan CORNET