bool isAnagram(String str1, String str2) { String normalize(String str) => (str .toLowerCase() .replaceAll(RegExp(r'[^a-z0-9]', caseSensitive: false), '') .split('') ..sort()) .join(''); return normalize(str1) == normalize(str2); }
bool isAnagram(String str1, String str2) { String normalize(String str) => (str .toLowerCase() .replaceAll(RegExp(r'[^a-z0-9]', caseSensitive: false), '') .split('') ..sort()) .join(''); return normalize(str1) == normalize(str2); }