group anagrams solution

Author: hyer0705

group-anagrams/hyer0705.ts

@@ -0,0 +1,15 @@
+function groupAnagrams(strs: string[]): string[][] {
+  const anagramsMap = new Map<string, string[]>();
+
+  for (const word of strs) {
+    const anagramKey = [...word].sort().join();
+
+    if (anagramsMap.has(anagramKey)) {
+      anagramsMap.get(anagramKey)!.push(word);
+    } else {
+      anagramsMap.set(anagramKey, [word]);
+    }
+  }
+
+  return Array.from(anagramsMap.values());
+}