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小问题

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我是fnn

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

输出十六进制这里为啥要%08x，08好像只是在开头填补了2个00

study_llroad

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

08x是用0补足8位数, 如果你只写了%x就是正常的

EMSonline_499

#3 Created at ... [Delete] [Delete and Lock User] 
0x%06X

限制最小长度，不足高位补0，超过则按实际长度输出

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