diff --git a/01-js/easy/anagram.js b/01-js/easy/anagram.js
index 8184c83083..4e5e91cb19 100644
--- a/01-js/easy/anagram.js
+++ b/01-js/easy/anagram.js
@@ -5,7 +5,20 @@
 */
 
 function isAnagram(str1, str2) {
-
-}
+// both string are alredy defined in function so we have to sort these strings
+  str1=sortString(str1.tolowercase()); // decalred a function to sort characters of strings
+  str2=sortString(str2.tolowercase());
+  if(str1==str2){
+    return true;
+  }
+  else{
+    return false;
+  } 
+function sortString(str){
+  let charArray=str.split(''); // split function splits all characters in form of array
+  charArray.sort();// noe array of characters has been sorted
+  let ans=charArray.join(''); // all chracters rejoined to form new string
+  retrun ans;
+}  
 
 module.exports = isAnagram;