README.md in mb_string-0.1.1 vs README.md in mb_string-0.1.2

@@ -1,8 +1,8 @@
 # mb_string
 
-`mb_string` is extended Ruby string class for dealing multi-byte strings, add `mb_ljust`, `mb_rjust` and `mb_center` methods.  
+`mb_string` is extended Ruby string class for dealing multi-byte strings, add `mb_ljust`, `mb_rjust`, `mb_center` and `mb_truncate` methods.  
 
 ## Installation
 
 Add this line to your application's Gemfile:
 
@@ -29,10 +29,17 @@
     => "あいうえおんんんんん"
 
     "あいうえお".mb_ljust(20, 'ほげ')
     => "あいうえおほげほげほ"
 
+`mb_truncate`:
 
+    require 'mb_string'
+    "あいうえお".mb_truncate(6)
+    => "あ..."
+
+    "あいうえお".mb_truncate(8, omission: 'ほげ')
+    => "あいほげ"
 
 ## Development
 
 After checking out the repo, run `bin/setup` to install dependencies. Then, run `rake spec` to run the tests. You can also run `bin/console` for an interactive prompt that will allow you to experiment.