method
processed
v6.0.0 -
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- Class:
ActiveStorage::Preview
processed()public
Processes the preview if it has not been processed yet. Returns the receiving Preview instance for convenience:
blob.preview(resize_to_limit: [100, 100]).processed.service_url
Processing a preview generates an image from its blob and attaches the preview image to the blob. Because the preview image is stored with the blob, it is only generated once.