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12AB:0:0:CD30::/60 12AB:0:0:CD3/60 12AB::CD30/60 12AB::CD3/60
1100 0000 0100 0000 0000 0000 0000 0000 1 100 0000 0000 0000 0000 00000000 0000 1011 1111 0000 0000 0000 0000 0000 0000 0111 1111 1000 0000 0000 0000 0000 0000
0000:0000:0000:0000:0000:FFFF:1234:1180 0000:0000:0000:1111:1111:FFFF:1234:1180 0000:0000:FFFF:FFFF:FFFF:FFFF:1234:1180 FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:1234:1180
12CD:0:0:FF30::/60 12CD:0:0:FF3/60 12CD::FF30/60 12CD::FF30::/60
0000H~0FFFFH 0000H~3FFFH 0000H~7FFFH 0000H~03FFH
33AB:0:0:CD30:/60 33AB:0:0:CD3/60 33AB∷CD30/60 33AB∷CD3/60
当phone为字符串0000-0000时显示空值 当phone为空值时显示0000-0000 判断phone和字符串0000-0000是否相等 将phone的全部内容替换为0000-0000
33AB:0:0:CD30:/60 33AB:0:0:CD3/60 33AB:CD30/60 33AB:CD3/60
0xA0000C0E 0xA0000C0F 0x00000000 0xC0000C01
0000 0101 1000 0110 0110 1000 0101 0000 0101 1000 0110 0000 0000 0110 1000 0101
0000:0000:0000:1111:111C:FFFF:1234:1140 0000:0000:FFFF:FFFF:FFFF:FFFF:1234:1140 0000:0000:0000:0000:0000:FFFF:1234:1140 FFFF:FFFF:FFFF:FFFF:FFFF:FFFF:1234:1140
2001:410:0:1:0:0:0:45FF 2001:41:0:1:0:0:0:45FF 2001:410:0:1::45FF 2001:410::1::45FF
0000:0000:0000:0000:0000:FFFF://1234:1180 0000:0000:0000:1111:111t:FFFF://1234:1180 0000:0000:FFFF://FFFF://FFFF://FFFF://1234:1180 FFFF://FFFF://FFFF://FFFF://FFFF://FFFF://1234:1180
12CD:0:0:FF30∷/60 12CD:0:0:FF3/60 12CD∷FF30/60 12CD∷FF30∷/60
12AB:0:0:CD30::/60 12AB:0:0:CD3/60 12AB::CD30/60 12AB::CD3/60
0000:0000:0000:0000:0000:FFFF://1234:1180 0000:0000:0000:1111:111t:FFFF://1234:1180 0000:0000:FFFF://FFFF://FFFF://FFFF://1234:1180 FFFF://FFFF://FFFF://FFFF://FFFF://FFFF://1234:1180