Regex for phone number javascript

By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. I'm looking to reformat replace, not validate - there are many references for validating a phone number for display in Javascript. Here's an example of some of the data:.

Is there an easy way to use a regular expression to do this? I'm looking for the best way to do this. Is there a better way? This answer borrows from maerics' answer. It differs primarily in that it accepts partially entered phone numbers and formats the parts that have been entered. It accepts almost all imaginable ways of writing a US phone number. The result is formatted to a standard form of x I've extended David Baucum's answer to include support for extensions up to 4 digits in length.

It also includes the parentheses requested in the original question.

regex for phone number javascript

This formatting will work as you type in the field. Almost all of these have issues when the user tries to backspace over the delimiters, particularly from the middle of the string.

Here's a jquery solution that handles that, and also makes sure the cursor stays in the right place as you edit:. How are we doing? Please help us improve Stack Overflow. Take our short survey. Learn more. Asked 8 years, 4 months ago. Active yesterday. Viewed 93k times. Here's an example of some of the data: I want to reformat the number to the following: Matt K.NET Tutorials.

Please support RegExLib Sponsors. Recent Expressions. Advertise with us. Advanced Search. Search Results: regular expressions found. US Phone Number -- doesn't check to see if first digit is legal not a 0 or 1.

Match diferent styles for brazilian Phone number code. It is written to all users to enter whatever delimiters they want or no delimiters at all i. Matches US phone number format. Also alphanumeric format is allowed after area code. US Phone number that accept a dot, a space, a dash, a forward slash, between the numbers. Will Accept a 1 or 0 in front. Area Code not necessary. Australian phone numbers: Matches all known formats incl normal digit landline numbers valid area code mandatory 13,plus mobile 10 and digit formats.

Use a Replace function first to remove non-numerics which are probably separators E. Please contact me if you find any valid Aussie numbers being rejected. A regular expression to match phone numbers, allowing for an international dialing code at the start and hyphenation and spaces that are sometimes entered.

Regular expression to evaluate dutch-style phone numbers. US Telephone Reg expression that allows 7, 10 or 11 digits with or without hyphens. US Telephone Number where this is regular expression excludes the first number, after the area code,from being 0 or 1; it also allows an extension to be added where it does not have to be prefixed by 'x'.

A simple expression to brazilian phone number code, with international code.

regex for phone number javascript

It checks for Valid US Phone numbers. This regular expression matches 10 digit US Phone numbers in different formats. Some examples are 1 area code in paranthesis. International phone number check - optional country code followed by area code surrounded with '-' or ' ' and ' ', or just an area code optionally starting with 0, followed by phone numder. The number itself may contain spaces and '-'.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.

Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. I found this code in some website, and it works perfectly. It validates that the phone number is in one of these formats: or The problem is that my client I don't know why, maybe client stuffs wants to add another format, the ten numbers consecutively, something like this: Will your application be used by someone with a phone number from outside North America?

If so, you don't want to prevent those people from entering a perfectly valid [international] number. Secondly, your validation is incorrect. Additionally, area codes and exchanges may not take the form N11 end with two ones to avoid confusion with special services except numbers in a non-geographic area code,may have a N11 exchange.

So, your regex will pass the number even though that is not a valid phone number. Finally, I get the feeling you're validating user input in a web browser.

Remember that client-side validation is only a convenience you provide to the user ; you still need to validate all input again on the server. Use a specialized library. This is a very loose option and I prefer to keep it this way, mostly I use it in registration forms where the users need to add their phone number.

Usually users have trouble with forms that enforce strict formatting rules, I prefer user to fill in the number and the format it in the display or before saving it to the database. I would suggest using something clearer especially thinking to who will have to maintain the code Adding a new one would then be a no-brainer and may be even the customer itself could be able to do that in a "options" page.

Where str could be any of these formarts: 1 Although this post is an old but want to leave my contribuition. I welcome any suggestions, corrections, or criticisms of this solution. I have to agree that validating phone numbers is a difficult task. As for this specific problem i would change the regex from. If you using on input tag than this code will help you. I write this code by myself and I think this is very good way to use in input. It will help user to correct their format on input tag.

regex for phone number javascript

Just wanted to add a solution specifically for selecting non-local phone numbers and types. This reg ex is suitable for international phone numbers and multiple formats of mobile cell numbers. Check out the format, hope it works : f You should however be format hinting for user input anyway. Try this js function. Returns true if it matches and false if it fails Ref. How are we doing?

Please help us improve Stack Overflow. Take our short survey. Learn more. Validate phone number with JavaScript Ask Question.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information.

Possible Duplicate: A comprehensive regex for phone number validation Validate phone number with JavaScript. I'm trying to write a regular expression to validate US phone number of format -- true -- true. By the way, when Americans put the area code in parentheses, we actually put a space after that; for example, I'd writenot So you might want to write:.

Though it's probably best to explicitly demonstrate the format that you expect phone numbers to be in. How are we doing? Please help us improve Stack Overflow. Take our short survey. Learn more. Regular expression to validate US phone numbers?

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Asked 8 years ago. Active 8 years ago. Viewed k times. Possible Duplicate: A comprehensive regex for phone number validation Validate phone number with JavaScript I'm trying to write a regular expression to validate US phone number of format -- true -- true every thing else in not valid.

Priya Priya 3 3 gold badges 10 10 silver badges 21 21 bronze badges.

Quantifiers +, *, ? and {n}

I think it's a lot friendlier to let people type in their phone numbers any way they want. Just strip out non-digits and insist on 10 digits being left after that. This may be a duplicate, but please link to the previous answers before marking the post.

Regular Expressions (RegEx) Tutorial #12 - Telephone RegEx

Active Oldest Votes. The above expression gives success for how can we avoid that? HaBo: Why would we want to avoid that? HaBo: A regex can't detect valid phone numbers, only validly formatted phone numbers.

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Linked Related Hot Network Questions.Help to translate the content of this tutorial to your language! But unlike before, we are interested not in single digits, but full numbers: 7, 45, To mark how many we need, we can append a quantifier. A quantifier is appended to a character or a character class, or a [ A number is a sequence of one or more digits in a row.

In other words, it makes the symbol optional. For instance, the pattern ou? So, colou? That is, the character may repeat any times or be absent. Quantifiers are used very often. Had to escape it with a backslash, otherwise JavaScript would think it is the pattern end. We can see one common rule in these examples: the more precise is the regular expression — the longer and more complex it is. In real life both variants are acceptable. In this task we do not need other color formats like or rgb 1,2,3 etc.

A hexadecimal character can be described as [a-fA-F]. Or if we use the i flag, then just [a-f]. We want to make this open-source project available for people all around the world. Tutorial map. The example below looks for a 5-digit number:.

To make a regexp more precise, we often need make it more complex. Tasks How to find an ellipsis " Create a regexp to find ellipsis: 3 or more? How goes? Regexp for HTML colors. We need to look for followed by 6 hexadecimal characters. Previous lesson Next lesson. Comments read this before commenting… If you have suggestions what to improve - please submit a GitHub issue or a pull request instead of commenting. If you can't understand something in the article — please elaborate.

Chapter Regular expressions. Tasks 2 Comments. Edit on GitHub.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.

The dark mode beta is finally here. Change your preferences any time. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information. Possible Duplicate: A comprehensive regex for phone number validation Validate phone number with JavaScript.

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I'm trying to write a regular expression to validate US phone number of format -- true -- true. By the way, when Americans put the area code in parentheses, we actually put a space after that; for example, I'd writenot So you might want to write:.

Though it's probably best to explicitly demonstrate the format that you expect phone numbers to be in. Learn more. Regular expression to validate US phone numbers? Asked 8 years ago. Active 8 years ago. Viewed k times. Possible Duplicate: A comprehensive regex for phone number validation Validate phone number with JavaScript I'm trying to write a regular expression to validate US phone number of format -- true -- true every thing else in not valid.

Priya Priya 3 3 gold badges 10 10 silver badges 21 21 bronze badges. I think it's a lot friendlier to let people type in their phone numbers any way they want. Just strip out non-digits and insist on 10 digits being left after that. This may be a duplicate, but please link to the previous answers before marking the post.

Active Oldest Votes. The above expression gives success for how can we avoid that? HaBo: Why would we want to avoid that? HaBo: A regex can't detect valid phone numbers, only validly formatted phone numbers.By using our site, you acknowledge that you have read and understand our Cookie PolicyPrivacy Policyand our Terms of Service.

The dark mode beta is finally here. Change your preferences any time. Stack Overflow for Teams is a private, secure spot for you and your coworkers to find and share information.

I found this code in some website, and it works perfectly. It validates that the phone number is in one of these formats: or The problem is that my client I don't know why, maybe client stuffs wants to add another format, the ten numbers consecutively, something like this: Will your application be used by someone with a phone number from outside North America?

If so, you don't want to prevent those people from entering a perfectly valid [international] number. Secondly, your validation is incorrect. Additionally, area codes and exchanges may not take the form N11 end with two ones to avoid confusion with special services except numbers in a non-geographic area code,may have a N11 exchange. So, your regex will pass the number even though that is not a valid phone number. Finally, I get the feeling you're validating user input in a web browser.

Remember that client-side validation is only a convenience you provide to the user ; you still need to validate all input again on the server. Use a specialized library. This is a very loose option and I prefer to keep it this way, mostly I use it in registration forms where the users need to add their phone number. Usually users have trouble with forms that enforce strict formatting rules, I prefer user to fill in the number and the format it in the display or before saving it to the database.

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I would suggest using something clearer especially thinking to who will have to maintain the code Adding a new one would then be a no-brainer and may be even the customer itself could be able to do that in a "options" page.

Where str could be any of these formarts: 1 Although this post is an old but want to leave my contribuition. I welcome any suggestions, corrections, or criticisms of this solution. I have to agree that validating phone numbers is a difficult task. As for this specific problem i would change the regex from. If you using on input tag than this code will help you.


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