Sid Gifari File Manager
🏠 Root
/
home
/
genremedia08
/
musicjukebox.overlookedtracks.com
/
common
/
resources
/
client
/
utils
/
array
/
Editing: move-multiple-items-in-array.ts
export function moveMultipleItemsInArray<T>( array: T[], indexOrIndexes: number | number[], newIndex: number ) { const indexes = Array.isArray(indexOrIndexes) ? indexOrIndexes : [indexOrIndexes]; const insertBefore = array[newIndex + (newIndex < indexes[0] ? 0 : 1)]; const itemsToBeMoved = indexes.map(i => array[i]); // in original sequence order, check for presence in the removal // list, *and* remove them from the original array const moved = []; for (let i = 0; i < array.length; ) { const value = array[i]; if (itemsToBeMoved.indexOf(value) >= 0) { moved.push(value); array.splice(i, 1); } else { ++i; } } // find the new index of the insertion point let insertionIndex = array.indexOf(insertBefore); if (insertionIndex < 0) { insertionIndex = array.length; } // and add the elements back in array.splice(insertionIndex, 0, ...moved); return array; }
Save
Cancel
