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regex for good username

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Omatsola Eyeoyibo answered on April 7, 2021 Popularity 8/10 Helpfulness 4/10

answer regex for good username

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regex for good username

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let userCheck = /^[a-z][a-z]+\d*$|^[a-z]\d\d+$/i;

Popularity 8/10 Helpfulness 4/10 Language whatever

Source: forum.freecodecamp.org

Tags: regex whatever

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Contributed on May 27 2022

Omatsola Eyeoyibo

0 Answers Avg Quality 2/10

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username regex

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^(?=[a-zA-Z0-9._]{8,20}$)(?!.*[_.]{2})[^_.].*[^_.]$

Popularity 10/10 Helpfulness 8/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

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Contributed on May 27 2021

Determined Deer

0 Answers Avg Quality 2/10

regex for username

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# works in most newer browsers
^(?=.{8,20}$)(?![_.])(?!.*[_.]{2})[a-zA-Z0-9._]+(?<![_.])$
 └─────┬────┘└───┬──┘└─────┬─────┘└─────┬─────┘ └───┬───┘
       │         │         │            │           no _ or . at the end
       │         │         │            │
       │         │         │            allowed characters
       │         │         │
       │         │         no __ or _. or ._ or .. inside
       │         │
       │         no _ or . at the beginning
       │
       username is 8-20 characters long

# works in all browsers, but does the same as the above RegEx
^(?=[a-zA-Z0-9._]{8,20}$)(?!.*[_.]{2})[^_.].*[^_.]$

Popularity 9/10 Helpfulness 7/10 Language javascript

Source: stackoverflow.com

Tags: javascript j

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Contributed on Jul 08 2021

Anxious Alligator

0 Answers Avg Quality 2/10

simple username regex

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^[A-Za-z][A-Za-z0-9_]{2,16}$

Popularity 8/10 Helpfulness 5/10 Language whatever

Source: laasyasettyblog.hashnode.dev

Tags: regex whatever whateve

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Contributed on Jun 30 2022

Schmidii

0 Answers Avg Quality 2/10

regex for username

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let username = '';
username = username.replace(/\s/g,'_');
username = username.replace(/\-/g,'.');
username = username.match(/[a-zA-Z0-9\.\s]+/g).join('_');

Popularity 10/10 Helpfulness 5/10 Language javascript

Source: Grepper

Tags: javascript j

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Contributed on Apr 07 2021

julesgrc0

0 Answers Avg Quality 2/10

regex for good username

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