0,C,1,0,L2,L2
1,T,element.classList.toggle('');,0,クラス切り替え,js_class_toggle
2,T,array.forEach(() => {});,0,配列forEach,js_array_foreach
3,T,array.map(() => {});,0,配列Map,js_array_map
4,T,array.filter(() => {});,0,配列Filter,js_array_filter
5,T,array.reduce(() => {});,0,配列Reduce,js_array_reduce