86차 3번 문제풀이(참고)

Author: Eric

live8/test86/문제3/황장현.js

@@ -0,0 +1,33 @@
+function solution(files) {
+  let answerWrap = files.map((file, index) => ({ file, index }));
+
+  const compare = (a, b) => {
+    const reg = /(\D*)([0-9]*)/i;
+    const A = a.match(reg);
+    const B = b.match(reg);
+
+    const compareHead = A[1].toLowerCase().localeCompare(B[1].toLowerCase());
+    const compareNumber = (a, b) => {
+      return parseInt(a) > parseInt(b) ? 1 : parseInt(a) < parseInt(b) ? -1 : 0;
+    };
+    return compareHead === 0 ? compareNumber(A[2], B[2]) : compareHead;
+  };
+
+  answerWrap.sort((a, b) => {
+    const result = compare(a.file, b.file);
+    return result === 0 ? a.index - b.index : result;
+  });
+
+  return answerWrap.map((answer) => answer.file);
+}
+
+console.log(
+  solution([
+    'img12.png',
+    'img10.png',
+    'img02.png',
+    'img1.png',
+    'IMG01.GIF',
+    'img2.JPG',
+  ])
+);