Javascript: ParagraphCollection.getItem Method
Description
Gets a particular Paragraph from the collection.
Syntax
<void> ParagraphCollection.getItem(<number> textPosition, <RequestParagraphCallback> callback, [<ErrorCallback> errorCallback])Parameters
| Parameter | Description |
|---|---|
| textPosition | Specifies a zero-based text position. |
| callback | Receives the particular Paragraph. |
| errorCallback | Optional. Is called when the operation failed with an error. |
Examples
The following example demonstrates ParagraphCollection.getItem in a practical document-editing workflow. It gets a particular Paragraph from the collection.
function onTxError(error) {
console.error("TX Text Control error:", error.msg);
error.handled = true;
}
TXTextControl.textParts.getMainText(function(mainText) {
const paragraphs = mainText.paragraphs;
paragraphs.getItem(
-1,
function(result) {
if (!result) {
console.warn("No paragraph was returned.");
return;
}
console.log("get item result:", result);
},
onTxError
);
}, onTxError);