Php 查找preg_匹配所有具有“向后看”和“向前看”功能的对象

Php 查找preg_匹配所有具有“向后看”和“向前看”功能的对象,php,regex,preg-match-all,Php,Regex,Preg Match All,我有最新的线路 preg_match_all('/(?<=, ")<b>[\d\D]+(?="\)\;})/',$str,$matches); preg_match_all('/(?它确实匹配,您只需用括号指定组: preg_match_all('/(?<=, ")(<b>[\d\D]+)(?="\)\;})/',$str,$matches); preg_match_all('/(?it matchtadam tadam 393943

我有最新的线路

preg_match_all('/(?<=, ")<b>[\d\D]+(?="\)\;})/',$str,$matches);

preg_match_all('/(?它确实匹配,您只需用括号指定组:

preg_match_all('/(?<=, ")(<b>[\d\D]+)(?="\)\;})/',$str,$matches);
preg_match_all('/(?it match
tadam tadam 393943