Update README.md

Author: lxian

README.md

@@ -33,3 +33,14 @@ Partial Ratio tries to match the shoter string to a substring of the longer one
 ```swift
 String.fuzzPartialRatio(str1: "some text here", str2: "I found some text here!") // => 100
 ```
+### Token Sort Ratio
+Split strings by white space into arrays of tokens. Sort two arrays of Tokens. Calculate the effort needed to transform on arry of token into another. Characters other than letters and numbers are removed as a pre-processing by default.
+```swift
+String.fuzzTokenSortRatio(str1: "fuzzy wuzzy was a bear", str2: "wuzzy fuzzy was a bear") // => 100
+
+String.fuzzTokenSortRatio(str1: "fuzzy+wuzzy(was) a bear", str2: "wuzzy fuzzy was a bear") // => 100
+```
+set fullProcess to false to remove this pre-processing
+```swift
+String.fuzzTokenSortRatio(str1: "fuzzy+wuzzy(was) a bear", str2: "wuzzy fuzzy was a bear", fullProcess: false) // => 77
+```