Add Capitalize in CoffeeScript (#5173)

Author: Akaiokaa

archive/c/coffeescript/capitalize.coffee

@@ -0,0 +1,19 @@
+Usage = "Usage: please provide a string"
+
+capitalize = (arg) ->
+    charList = []
+    for char, i in arg
+        if i == 0
+            charList.push(char.toUpperCase())
+        else
+            charList.push(char)
+    return charList.join("")
+
+main = () ->
+    args = process.argv[2]
+    if args
+        capitalize(args)
+    else 
+        return Usage
+
+console.log main()