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有个小疑惑。

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好吧_叫我

#1 Created at ... [Delete] [Delete and Lock User]

(r'^[0-9a-zA-Z.]+@\w+.com$')为什么不可以写成(r'^[\w*.]+@\w+.com$')或者 (r'^[\w+.]+@\w+.com$')

好吧_叫我

#2 Created at ... [Delete] [Delete and Lock User]

(r'^[0-9a-zA-Z.]+@\w+.com$')为什么不可以写成(r'^[\w*.]+@\w+.com$')或者(r'^[\w+.]+@\w+.com$')


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