isappdata

True if application-defined data exists

Syntax

isappdata(h,name)

Description

isappdata(h,name) returns 1 if application-defined data with the specified name exists on the object specified by handle h, and returns 0 otherwise.

More About

expand all

Tips

Application data is data that is meaningful to or defined by your application which you attach to a figure or any GUI component (other than ActiveX® controls) through its AppData property. Only Handle Graphics® MATLAB® objects use this property.

Was this topic helpful?