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Remove annotationkeyboard_arrow_down

Remove annotation

To remove an annotation from a document.

PTPDFDoc *doc = [[PTPDFDoc alloc] initWithFilepath: filename];
PTPage *page = [doc GetPage:1];

// remove by index
[page AnnotRemoveWithIndex:0];

// remove by annotation
PTAnnot *annotation = [page GetAnnot:0];
[page AnnotRemoveWithAnnot:annotation];

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