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php正则表达式问题??
php
ungkapan biasa
$pattern = "/(abcd){1,2}.*(efgh){1,2}/"; $string = "abcd123efgh456"; preg_match_all($pattern,$string,$result);
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我这样写会吧abcd和efgh都放到result数组中,我希望把abcd别放到数组里,而把efgh放到数组里,这种pattern怎么写呢?
谢谢