mxIsNumeric (MATLAB Application Program Interface)

True if mxArray is numeric

C Syntax

#include "matrix.h"
bool mxIsNumeric(const mxArray *array_ptr);

Arguments

array_ptr
Pointer to an mxArray.

Returns

true if the array's storage type is:

mxDOUBLE_CLASS
mxSPARSE_CLASS
mxSINGLE_CLASS
mxINT8_CLASS
mxUINT8_CLASS
mxINT16_CLASS
mxUINT16_CLASS
mxINT32_CLASS
mxUINT32_CLASS

Returns false if the array's storage type is:

mxCELL_CLASS
mxCHAR_CLASS
mxOBJECT_CLASS
mxSTRUCT_CLASS
mxUNKNOWN_CLASS

Description

Call mxIsNumeric to determine if the specified array contains numeric data. If the specified array is a cell, string, or a structure, then mxIsNumeric returns false. Otherwise, mxIsNumeric returns true.

Call mxGetClassID to determine the exact storage type.

Example

See phonebook.c in the refbook subdirectory of the examples directory.