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engGetVariable (C)

Copy variable from MATLAB engine workspace

C Syntax

#include "engine.h"
mxArray *engGetVariable(Engine *ep, const char *name);

Description

engGetVariable reads the named mxArray from the MATLAB® engine session associated with ep.

The limit for the size of data transferred is 2 GB.

Use mxDestroyArray to destroy the mxArray created by this routine when you are finished with it.

Input Arguments

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Pointer to engine, specified as Engine *.

Name of mxArray to get from the MATLAB workspace, specified as const char *.

Output Arguments

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Pointer to a newly allocated mxArray structure, returned as mxArray *. Returns NULL if the attempt fails. engGetVariable fails if the named variable does not exist.

Examples

See these examples in matlabroot/extern/examples/eng_mat:

  • engdemo.c for a C example on UNIX® operating systems.

  • engwindemo.c for a C example on Microsoft® Windows® operating systems.

Introduced before R2006a