How to validate email and phone number in Swift using regular expressions?

By using NSRegularExpression and String.range (of:, options:) you can validate email, phone number, username, password, and date inputs in Swift using regular expressions.

How are phone numbers validated using regular expressions?

Phone numbers can be validated using regular expressions. If an iOS or macOS is localized for customers in different parts of the world, change the regular expression to match regional phone number format conventions.

What are the rules for regular expressions in phone numbers?

So far, the regular expression matches any 10-digit number. If you want to limit matches to valid phone numbers according to the North American Numbering Plan, here are the basic rules: Area codes start with a number from 2–9, followed by 0–8, and then any third digit.

Do regular expressions work with numeric ranges?

Numeric Ranges. Since regular expressions work with text rather than numbers, matching specific numeric ranges requires a bit of extra care. Matching a Floating Point Number. Also illustrates the common mistake of making everything in a regular expression optional. Matching an Email Address.

How to use regular expressions in Python?

You can use them to constrain input, apply formatting rules, and check lengths. You can use the System.Text.RegularExpressions.Regex class for validate any input string for any specific format.

Regular Expressions Phone Number - Contact Information Finder

Listing Results Regular Expressions Phone Number

Oracle Regular Expressions for date address and telephone ...

(999) 999-9999

Oracle Data Unification. See also: Oracle Regular expressions indexes as a tuning tool. In a nutshell, data unification is the process of standardizing internal data formats, changing the values to a standard format "mask": phone_number char (14) (999) 999-9999. social_Security_Number char (11) 999-99-9999.

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1. (999) 999-9999

Frequently Asked Questions
How to validate email and phone number in Swift using regular expressions?
By using NSRegularExpression and String.range (of:, options:) you can validate email, phone number, username, password, and date inputs in Swift using regular expressions.
How are phone numbers validated using regular expressions?
Phone numbers can be validated using regular expressions. If an iOS or macOS is localized for customers in different parts of the world, change the regular expression to match regional phone number format conventions.
What are the rules for regular expressions in phone numbers?
So far, the regular expression matches any 10-digit number. If you want to limit matches to valid phone numbers according to the North American Numbering Plan, here are the basic rules: Area codes start with a number from 2–9, followed by 0–8, and then any third digit.
Do regular expressions work with numeric ranges?
Numeric Ranges. Since regular expressions work with text rather than numbers, matching specific numeric ranges requires a bit of extra care. Matching a Floating Point Number. Also illustrates the common mistake of making everything in a regular expression optional. Matching an Email Address.
How to use regular expressions in Python?
You can use them to constrain input, apply formatting rules, and check lengths. You can use the System.Text.RegularExpressions.Regex class for validate any input string for any specific format.

Regular Expressions Phone Number