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Clear a form field to its default value

Source: R/form_field_setters.R
pdf_form_field_clear.Rd

Restores /V to the field's /DV entry (the dictionary's "default value"). If /DV is absent, writes the type- appropriate empty:

Usage

pdf_form_field_clear(field)

Arguments

field

A pdfium_form_field from pdf_form_fields(). Parent doc must be readwrite.

Value

Invisibly returns the parent pdfium_doc.

Details

  • Text / choice: empty string.

  • Checkbox / radio: "Off" and mirrors /AS to match.

Wraps FPDFAnnot_GetStringValue(annot, "DV", ...) + pdf_form_field_set_value().

See also

pdf_form_reset() for the doc-wide variant.