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Home > @jsplumbtoolkit/core > BeforeStartConnectInterceptor

BeforeStartConnectInterceptor type​

A function to run before an edge of the given type is dragged from the given source. Returning false from this method will abort the connection.

Signature:

export declare type BeforeStartConnectInterceptor = (source: Vertex, type: string) => boolean | Record<string, any>;

References: Vertex