README.markdown in parsi-localize-0.1.2 vs README.markdown in parsi-localize-0.1.3

@@ -4,17 +4,28 @@
 Change I18n localize to use parsi digits and jalaly dates in farsi (فارسی) locale.
 This gem contains two sections
 
 ParsiDigits
 -----------
-Simply change digits in a string/integer/float to unicode parsi digits.
+Simply change digits in a string/integer/float to unicode parsi digits:
 
-Example:
-
     require 'parsi_digits'
-    ‪"15,000 تومان".with_parsi_digits => ‫"۱۵,۰۰۰ تومان"
-    123.25.with_parsi_digits => "۱۲۳/۲۵"
+    ‪"15,000 تومان".with_parsi_digits
+      => ‫"۱۵,۰۰۰ تومان"
+    123.25.with_parsi_digits
+      => "۱۲۳/۲۵"
 
+It also dose the reverse action:
+
+    "۱۲۳۴۵".with_western_digits
+      => "12345"
+
+And it undersanad parsi digits (which is useful especially for input forms):
+
+    "۱۲۳۴۵".to_i
+      => 12345
+    "۱۹/۸".to_f
+      => 19.8
 
 ParsiLocalize
 -------------
 Change behaivor of I18n#localize so that it localize digits and dates in 'farsi' locale.