WIP

1-js/01-a/1-a1/2-runjs/solution/index.js

@@ -0,0 +1,10 @@
+function camelize(str) {
+  return str
+    .split('-') // splits 'my-long-word' into array ['my', 'long', 'word']
+    .map(
+      // capitalizes first letters of all array items except the first one
+      // converts ['my', 'long', 'word'] into ['my', 'Long', 'Word']
+      (word, index) => index == 0 ? word : word[0].toUpperCase() + word.slice(1)
+    )
+    .join(''); // joins ['my', 'Long', 'Word'] into 'myLongWord'
+}