How can I use regex to get the part of a string between two specific characters ":" and "@"?

Question

How I can get part of SIP URI? For example I have URI `sip:username@sip.somedomain.com`, I need get just `username` and I use `[^sip:](.*)[$@]+` expression, but appeared result is `username@`. How I can exclude from matching `@`?

Accepted Answer

this should do the job

```
(?<=^sip:)(.*)(?=[$@])
```

How can I use regex to get the part of a string between two specific characters ":" and "@"?

Solution

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