Regular expression validating date good subjects for online dating emails
So checking what users write in your app fields is very important aspect to build a robust and secure apps.
You can’t tell a regular expression to “match a number between 1 and 31”, for instance. See Chapter 6 for more details on matching all kinds of numbers with regular expressions.Solutions 3 through 6 restrict the month to numbers between 1 and 12, and the day to numbers between 1 and 31.We use alternation (see Recipe 2.8) inside a group to match various pairs of digits to form a range of two-digit numbers.Then I created a variable that contains the result of running the test() function on the phone Number string which will be a boolean that contain either true if the string matches our regular expression or false if it does not.Now let’s jump into the fun part which is discussing the regular expression First we have the starting and ending slashes “/” , the expression then starts with a “^” sign to match with the beginning of the string.
Etc.), you see a form contains a number of fields and each one of these fields has to be filled in with specific data such as Email, Zip code, phone number and a password with specific conditions.