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The * operator matches the previous expression 0 or more times.
操作符 *匹配之前的表达式零次或零次以上。
youdao
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Why? Recall that the operator * can match zero or more times.
为什么？回想一下操作符 *可以匹配零次或多次。
youdao
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Why? Recall that the operator * can match zero or more times.
为什么？回想一下操作符 *可以匹配零次或多次。
youdao