Regular Expressions 101

Explanation

Pro

^start of line

Group 1((((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{6})|((0|8)((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{5})|((00|99|98)((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{4})|(111((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{3})|((970|972|974)[0-9]{6}))

1st Alternative(((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{6})

Group 2(((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{6})

Group 3((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))

1st Alternative(2(0[1-9]|[1-9][0-9]))

Group 4(2(0[1-9]|[1-9][0-9]))

2the literal 2 (50₁₀ / 62₈ / 32₁₆)

Group 5(0[1-9]|[1-9][0-9])

1st Alternative0[1-9]

0the literal 0 (48₁₀ / 60₈ / 30₁₆)

Character Class[1-9]

1-9one character from 1 (49₁₀) to 9 (57₁₀)

2nd Alternative[1-9][0-9]

Character Class[1-9]

1-9one character from 1 (49₁₀) to 9 (57₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

2nd Alternative([3-6][0-9]{2})

Group 6([3-6][0-9]{2})

Character Class[3-6]

3-6one character from 3 (51₁₀) to 6 (54₁₀)

Character Class[0-9]{2}

{2}matches exactly 2 characters from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

3rd Alternative(7([0-6][0-9]|7[0-5]))

Group 7(7([0-6][0-9]|7[0-5]))

7the literal 7 (55₁₀ / 67₈ / 37₁₆)

Group 8([0-6][0-9]|7[0-5])

1st Alternative[0-6][0-9]

Character Class[0-6]

0-6one character from 0 (48₁₀) to 6 (54₁₀)

Character Class[0-9]

0-9one character from 0 (48₁₀) to 9 (57₁₀)

2nd Alternative7[0-5]

7the literal 7 (55₁₀ / 67₈ / 37₁₆)

Character Class[0-5]

0-5one character from 0 (48₁₀) to 5 (53₁₀)

Character Class[0-9]{6}

{6}matches exactly 6 characters from the set below:

0-9one character from 0 (48₁₀) to 9 (57₁₀)

2nd Alternative((0|8)((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{5})

3rd Alternative((00|99|98)((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{4})

4th Alternative(111((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{3})

5th Alternative((970|972|974)[0-9]{6})

$end of line

Global pattern flags

g modifier: global. Finds all matches instead of stopping after the first

m modifier: multiline. Causes ^ and $ to match the start and end of each line, not only the start and end of the string

Match Information

Detailed match information will be displayed here automatically.

Quick Reference

25 tokens

Regular Expression

^((((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{6})|((0|8)((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{5})|((00|99|98)((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{4})|(111((2(0[1-9]|[1-9][0-9]))|([3-6][0-9]{2})|(7([0-6][0-9]|7[0-5])))[0-9]{3})|((970|972|974)[0-9]{6}))$

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Substitution