ishandle
Test for valid graphics orJavaobject handle
Syntax
ishandle(H)
Description
ishandle(H)returns an array whose elements are1where the elements ofHare graphics or Java®object handles, and0where they are not.
Note
Use the most specific function for your application instead ofishandle, as described in the following sections.
MATLAB处理对象
Use theisa函数来阻止mine the class of MATLAB®objects.
Use thehandleclassisvalidmethod to determine the validity of handle objects. SeeTest Handle Validityfor information on testing for MATLAB handle objects.
Graphics Object Handles
Useisgraphicsfor graphics objects.
JavaObject Handles
Useisjavafor Java objects.
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