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Resolved issue # 38

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The positive integers are the numbers 1, 2, 3, 4, ... , sometimes called the natural numbers or counting numbers. Positive integers are denoted as Z+.
old regex was also allowing 0, which is not a positive number.
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Sahib Yar 2017-08-12 13:51:47 +05:00 committed by GitHub
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@ -470,7 +470,7 @@ line. And because of `m` flag now regular expression engine matches pattern at t
## Bonus
* *Positive Integers*: `^\d+$`
* *Positive Integers*: `^[1-9]\d*$`
* *Negative Integers*: `^-\d+$`
* *US Phone Number*: `^+?[\d\s]{3,}$`
* *US Phone with code*: `^+?[\d\s]+(?[\d\s]{10,}$`