Create to_lower_case.js

Author: Jaskaran Singh

to_lower_case.js

@@ -0,0 +1,19 @@
+/**
+ * @param {string} str
+ * @return {string}
+ */
+var toLowerCase = function(str) {
+    let result = "";
+    
+    for(let i = 0; i < str.length; i++) {
+        if(str.charCodeAt(i) >= 65 && str.charCodeAt(i) <= 90) {
+            let code = str.charCodeAt(i);
+            let char = String.fromCharCode(code + 32);
+            
+            result += char;
+        } else
+            result += str[i];
+    }
+    
+    return result;
+};