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CGImageSource.HasProperty

Query whether the property exists.

Component Version macOS Windows Server FileMaker Cloud FileMaker iOS SDK
CGImageSource 9.4 Yes No Yes, macOS only No Yes
MBS( "CGImageSource.HasProperty"; Ref; Index; Key )   More

Parameters

Parameter Description Example value
Ref The image source reference number returned by CGImageSource.CreateWithData, CGImageSource.CreateWithPath or CGImageSource.CreateWithURL $ref
Index The index of the image to query. -1 for global properties. Else a number from 0 to CGImageSource.Count-1. 0
Key The property name to query. "PixelWidth"

Result

Returns 1, 0 or error.

Description

Query whether the property exists.
Returns 1 if property is found.

See also

Blog Entries

Release notes

Created 30th August 2019, last changed 28th November 2019


CGImageSource.FileName   -   CGImageSource.ImageAtIndex

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