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blockly > comments > CommentView > addOnCollapseListener

comments.CommentView.addOnCollapseListener() method​

Registers a callback that listens for collapsed-ness changes.

Signature:

addOnCollapseListener(listener: (newCollapse: boolean) => void): void;

Parameters​

Parameter

Type

Description

listener

(newCollapse: boolean) => void

Returns:

void