Vim non-greedy match

Vim non-greedy match tries to achieve its own highlighting, and uses the match method paper. vimsynmatchm1 & quot ;\!. *? \! & Quot; him1guifgred first tried this method. the above regular expression can be very good in http://regexpal.com/actually www.2cto.combut in...
Vim non-greedy match tries to achieve its own highlighting, and uses the match method paper. vimsyn match m1 "\!. *? \! "Hi m1 guifg = red first tried this method. the above regular expression can implement www.2cto.com very well at http://regexpal.com/, but it is wrong in vim. After searching for half a day, I finally found a solution, and changed it to the following method: syn match m1 "\!. \{-}\! "It cannot be identified at http://regexpal.com. We can see that the regular expression of vim is still different. Author Zhong Xiwei