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Imagick::getImageArtifact — Get image artifact
$artifact
) : stringGets an artifact associated with the image. The difference between image properties and image artifacts is that properties are public and artifacts are private. �˷�����Imagick����ImageMagick 6.5.7���ϰ汾����ʱ���á�
artifact
The name of the artifact
Returns the artifact value on success.
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