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GetInternalId

Returns an internal id of the current content control.

Syntax​

expression.GetInternalId();

expression - A variable that represents a ApiBlockLvlSdt class.

Parameters​

This method doesn't have any parameters.

Returns​

string

Example​

Read the unique identifier assigned to a content control in a document.

// How do I retrieve the unique ID of a content control in a document?

// Display the ID of a content control to identify it programmatically in a document.

const doc = Api.GetDocument();
const blockLvlSdt = Api.CreateBlockLvlSdt();
blockLvlSdt.GetContent().GetElement(0).AddText("This is a block text content control.");
doc.AddElement(0, blockLvlSdt);

const internalId = blockLvlSdt.GetInternalId();
const paragraph = Api.CreateParagraph();
paragraph.AddText("Internal ID: " + internalId);
doc.Push(paragraph);