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DynaPDF.GetFieldAsJSON

Queries one form fields as JSON object.

Component Version macOS Windows Linux Server iOS SDK
DynaPDF 10.5 ✅ Yes ✅ Yes ✅ Yes ✅ Yes ✅ Yes
MBS( "DynaPDF.GetFieldAsJSON"; PDF; Field )   More

Parameters

Parameter Description Example
PDF The PDF reference returned from DynaPDF.New. $pdf
Field The field index or field name.
Zero based and up to DynaPDF.GetFieldCount-1.
"FirstName"

Result

Returns JSON or error.

Description

Queries one form fields as JSON object.
See TPDFFieldEx structure in DynaPDF help, which we convert to JSON for you.

Keys include Deleted, BBox, FieldType, GroupType, Handle, BackColor, BackColorSP, BorderColor, BorderColorSP, BorderStyle, BorderWidth, CharSpacing, Checked, CheckBoxChar, DefState, Description, EditFont, ExpValCount, ExpValue, FieldFlags, FieldFont, FontSize, FieldName, HighlightMode, IsCalcField, MapName, MaxLen, ChildrenCount, Children, Parent, PageNum, Rotate, TextAlign, TextColor, TextColorSP, TextScaling, ToolTip, UniqueName, Value, WordSpacing, PageIndex, Barcode, Signature, ModDate, CaptionPos, DownCaption, DownImage, RollCaption, RollImage, UpCaption, UpImage, OC, Action, Action and Events.

Added FullyQualifiedFieldName as field for v14.0.

The description for a signature field includes the signature dictionary with the metadata for the signature like the certificate, the name, the contact info and the reason. You can take the base64 encoded certificate, add header/footer and load it with X509.Read function to inspect.

See also GetFieldAsJSON function in DynaPDF manual.

Examples

Query JSON for one field by name:

Set Variable [ $JSON ; Value: MBS( "DynaPDF.GetFieldAsJSON"; $PDF; "FirstName" ) ]

Query JSON for one field by index:

Set Variable [ $JSON ; Value: MBS( "DynaPDF.GetFieldAsJSON"; $PDF; 0 ) ]

See also

Release notes

Blog Entries

This function checks for a license.

Created 19th September 2020, last changed 3th December 2024


DynaPDF.GetField - DynaPDF.GetFieldBackColor