fix to match string example

readMe.md

@@ -1006,8 +1006,8 @@ let txt = 'In 2019, I run 30 Days of Pyhton. Now, in 2020 I super exited to star
 let regEx = /\d+/ // d with escape character means d not a normal d instead acts a digit
 // + means one or more digit numbers, 
 // if there is g after that it means global, search everywhere.
-console.log(text.match(regEx)) // ["2", "0", "1", "9", "3", "0", "2", "0", "2", "0"]
-console.log(text.match(/\d+/g)) // ["2019", "30", "2020"]
+console.log(txt.match(regEx)) // ["2", "0", "1", "9", "3", "0", "2", "0", "2", "0"]
+console.log(txt.match(/\d+/g)) // ["2019", "30", "2020"]
 ```
 20.  *repeat()*: it takes a number argument and it returned the repeated version of the string.
 ```js