Creating a pattern for values ranging from 18 to 99, including leading zeros, using regular expressions

Looking for a Regular Expression that matches numbers from 018 to 099, inclusive. The numbers must range between 18 and 99, and include a leading zero for values less than 100.

Answer №1

Give this a shot, it should be beneficial

Numbers less than 18 and greater than 99 are not permitted

^(1[89]|[2-9][0-9])$

Answer №2

^0?[1-9]|[1-9][0-9]$

  • ^ - start of the line
  • 0? - optional starting 0
  • [1-9] - match first digit between 1 and 9
  • | - or
  • [1-9] - match second character between 1 and 9
  • [0-9] - match third character between 0 and 9
  • $ - end of the line

Answer №3

Check out this regex pattern for matching numbers ranging from 10 to 99:

^0?(1[09]|[2-9]\d)$

Test it out here: https://regex101.com/r/EfghJK/1

Answer №4

(01[89])|(0[2-9]\d)

  • (01[89]) will match numbers from 018 to 019
  • (0[2-9]\d) will match numbers from 020 to 099

Answer №5

Consider the following solution:

0([1][89]|[2-9][0-9])

DEMO

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