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˝ ...✳ֹכ鿥⮛؛هةؘؠع㷣ꝧ⭳全
const sum = (a, b, c, d) => a + b + c + d;
const nums = [1, 2];
const copied = [...nums]; // தΛෳͨ͠ྻΛ࡞ΕΔ
const moreNums = [...copied, 5]; // [1, 2, 5]
sum(...nums, 10); // 18
const obj = {a: 10, b: 'foo'};
const obj2 = {b: 'bar', c: true};
// 2ͭҎ্ͷobjectΛmerge͢ΔɻΩʔ͕ॏෳ͍ͯ͠Δ߹ޙʹॻ͍ͨํͰ্ॻ͖͞ΕΔ
const merged = {...obj, ...obj2}; // {a: 10, b: 'bar', c: true}
const getUserConfig = (received) => ({
force: false,
allowJs: false,
...received // σϑΥϧτΛ͞Ε͕ͨ͋Ε্ॻ͖͢Δ
})
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