bc518174
 王天杨
提交两个项目文件
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function addUniqueItem(arr, item) {
if (arr.indexOf(item) === -1)
arr.push(item);
}
function removeItem(arr, item) {
const index = arr.indexOf(item);
if (index > -1)
arr.splice(index, 1);
}
// Adapted from array-move
function moveItem([...arr], fromIndex, toIndex) {
const startIndex = fromIndex < 0 ? arr.length + fromIndex : fromIndex;
if (startIndex >= 0 && startIndex < arr.length) {
const endIndex = toIndex < 0 ? arr.length + toIndex : toIndex;
const [item] = arr.splice(fromIndex, 1);
arr.splice(endIndex, 0, item);
}
return arr;
}
export { addUniqueItem, moveItem, removeItem };
//# sourceMappingURL=array.mjs.map
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