Pangram checker: Difference between revisions

Content added Content deleted

Inline

@@ Line 1,731: / Line 1,731: @@
 <lang JavaScript>(() => {
-    'use strict';
+    "use strict";
+    // ----------------- PANGRAM CHECKER -----------------
     // isPangram :: String -> Bool
-    let isPangram = s => {
+    const isPangram = s =>
-        let lc = s.toLowerCase();
+=== "abcdefghijklmnopqrstuvwxyz"
+        .split("")
+        .filter(c => -1 === s.toLowerCase().indexOf(c))
+        .length;
+    // ---------------------- TEST -----------------------
-        return 'abcdefghijklmnopqrstuvwxyz'
-            .split('')
-            .filter(c => lc.indexOf(c) === -1)
-            .length === 0;
-    };
-    // TEST
     return [
-        'is this a pangram',
+        "is this a pangram",
-        'The quick brown fox jumps over the lazy dog'
+        "The quick brown fox jumps over the lazy dog"
     ].map(isPangram);
 })();</lang>