python regular expression non greedy,大家都在找解答。第1頁
Youseektheall-powerful'*?'http://docs.python.org/3/howto/regex.html#greedy-versus-non-greedy.thenon-greedyqualifiers*?,+?,??,orm ...,Trythefollowing:re.findall('http[^-n,]*',s).Youcanviewthisinactionhere.Sinceyou'reusingthe.,neitherlazy(.*?)norgreedy(.*)willwork ...
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Python non | python regular expression non greedy
You seek the all-powerful '*?' http://docs.python.org/3/howto/regex.html#greedy-versus-non-greedy. the non-greedy qualifiers *?, +?, ??, or m ... Read More
Non | python regular expression non greedy
Try the following: re.findall('http[^ -n,]*',s). You can view this in action here. Since you're using the . , neither lazy ( .*? ) nor greedy ( .* ) will work ... Read More
Non | python regular expression non greedy
This happens because the matches you are asking match afterwards. If you try to follow how the matching for a??b happens from left to right ... Read More
Python Regex non greedy match | python regular expression non greedy
The issue you're experiencing is due to the nature of backtracking in regex. The regex engine is parsing the string at each given position ... Read More
Python regex non | python regular expression non greedy
Your understanding of a non-greedy regex is slightly off. Non-greedy means it will match the shortest match possible from when it begins ... Read More
non greedy Python regex from end of string | python regular expression non greedy
Your pattern (_.+)?-.xml$ captures in an optional group from the first underscore until it can match .xml at the end of the string and it does not ... Read More
Non | python regular expression non greedy
Explanation: the problem with your original pattern is the catch-all fragment .*? between LBRACKET and RBRACKET . Yes, it's non-greedy, but greediness only ... Read More
How to make regex match non | python regular expression non greedy
When the engine is positioned before the first h , it makes its best effort to match the regex http.*?500.jpg . Can the regex match at that point? Read More
re — Regular expression operations — Python 3.8.1 ... | python regular expression non greedy
When one pattern completely matches, that branch is accepted. This means that once A matches, B will not be tested further, even if it would produce a longer overall match. In other words, the '|' operator is never greedy. To match a literal ' Read More
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