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\b
(?:
(?:
25
[0-5]
|
2
[0-4]
[0-9]
|
[01]
?
[0-9]
[0-9]
?
)
\.
)
{3}
(?:
25
[0-5]
|
2
[0-4]
[0-9]
|
[01]
?
[0-9]
[0-9]
?
)
\b
Assert position at a word boundary
Match the regular expression below
Exactly 3 times
Match the regular expression below
Match either the regular expression below (attempting the next alternative only if this one fails)
Match the characters "25" literally
Match a single character out of the list: in the range between 0 and 5
Or match regular expression number 2 below (attempting the next alternative only if this one fails)
Match the character "2" literally
Match a single character out of the list: in the range between 0 and 4
Match a single character out of the list: in the range between 0 and 9
Or match regular expression number 3 below (the entire group fails if this one fails to match)
Match a single character out of the list: one of the characters "01"
Between zero and one times, as many times as possible, giving back as needed (greedy)
Match a single character out of the list: in the range between 0 and 9
Match a single character out of the list: in the range between 0 and 9
Between zero and one times, as many times as possible, giving back as needed (greedy)
Match the character "." literally
Match the regular expression below
Match either the regular expression below (attempting the next alternative only if this one fails)
Match the characters "25" literally
Match a single character out of the list: in the range between 0 and 5
Or match regular expression number 2 below (attempting the next alternative only if this one fails)
Match the character "2" literally
Match a single character out of the list: in the range between 0 and 4
Match a single character out of the list: in the range between 0 and 9
Or match regular expression number 3 below (the entire group fails if this one fails to match)
Match a single character out of the list: one of the characters "01"
Between zero and one times, as many times as possible, giving back as needed (greedy)
Match a single character out of the list: in the range between 0 and 9
Match a single character out of the list: in the range between 0 and 9
Between zero and one times, as many times as possible, giving back as needed (greedy)
Assert position at a word boundary
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