minor changes on README.md

README.md

@@ -6,6 +6,34 @@ myGoToolbox is a package which contains a collection of useful functions and han
 go get github.com/jagottsicher/myGoToolbox
 ```
 ## Features
+
+#### escapeStringRegex.go
+`EscapeStringRegex` EscapeStringRegex returns a string that escapes all regular expression metacharacters inside the aurgumnent of type string like `\.+*?()|[]{}^` and returns a string which is a regular expression matching the literal text.
+
+```
+func Separate(N interface{}, lang string) (string, error)
+```
+
+Example:
+```
+package main
+
+import (
+	"fmt"
+
+	"github.com/jagottsicher/myGoToolbox"
+)
+
+func main() {
+	s := `How much $ for a 🦄?`
+
+	fmt.Println(EscapeStringRegex(s))
+	// Output:
+	// How much \$ for a 🦄\?
+}
+```
+#### terminal.go
+`Clearscreen()` empties the terminal screen independently from the underlying operation system by calling the OS's built-in functions works smootly even on both Windows' cmd.exe and powershell.
 #### thousands.go
 thousands.go mainly consists of the function `Separate()` which adds thousands separators to numbers. It takes two arguments: the number and a language-code you want to use. It returns a string with thousands separators as commonly used in this lang/region. Actually `Separate()` supports English, German and French (intl. recommended) notation. More information about [decimal separators](https://en.wikipedia.org/wiki/Decimal_separator). 
 
@@ -39,6 +67,4 @@ func main() {
 	// 1.232.323,123456789
 	// 1 232 323,123456789
 }
-```
-#### terminal.go
-`Clearscreen()` empties the terminal screen independently from the underlying operation system by calling the OS's built-in functions works smootly even on both Windows' cmd.exe and powershell.
+```