API Reference > geometry-core > ArraysAndInterfaces > IndexedCollectionInterval > advanceToHead advanceToHead Method Advance this.begin to (other.begin), i.e. catch the first member of other. advanceToHead(other: IndexedCollectionInterval<T>): boolean Parameter Type Description other IndexedCollectionInterval<T> Returns - boolean Defined in geometry3d/IndexedCollectionInterval.ts Line 88 Last Updated: 12 June, 2024