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如何正则匹配连续的数字

WBOY
WBOYOriginal
2016-06-13 12:36:161473browse

怎么正则匹配连续的数字?
①$number = 1234784;
正则匹配结果是:1234

②$number = 389456723;
正则匹配结果是:4567

正则 数字
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