23_0023_24.jpg -> 023_023_024.jpg input0014@[email protected] -> input014@[email protected] 18_0018.jpg -> 018_018.jpg regexp版有位大大解出来了，是用//g Global matching The final two modifiers we will discuss here, //g and //c , concern multiple matches. The modifier //g stands for global matching and allows the matching operator to match within a string as many times as possible. In scalar context, successive invocations against a string will have //g jump from match to match, keeping track of position in the string as it goes along. You can get or set the position with the pos() function. 这样写能处理上面三行，ant rename不能下//g、不过好像内建…… <Regexp Expr="(\d+)" Repl="00$1"/> <Regexp Expr="0*(\d*)(\d{3})" Repl="$1$2"/> --

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