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4 changes: 4 additions & 0 deletions difference.js
Original file line number Diff line number Diff line change
@@ -1,4 +1,8 @@
function difference(array, values) {
if (!Array.isArray(array) || !Array.isArray(values)) {
throw new Error('배열 정보를 입력하세요!');
}

const newArray = array.filter((item) => !values.includes(item));
return newArray;
}
11 changes: 11 additions & 0 deletions last.js
Original file line number Diff line number Diff line change
@@ -0,0 +1,11 @@
function last(array) {
if (!Array.isArray(array)) {
throw new Error('배열 정보를 입력하세요!');
}

if (array.length === 0) {
return undefined;
} else {
return array[array.length - 1];
}
}
1 change: 1 addition & 0 deletions tempCodeRunnerFile.js
Original file line number Diff line number Diff line change
@@ -0,0 +1 @@
return undefined;