至少bash直接支持十六进制整数，只要它们以0x为前缀:

At least bash supports hexadecimal integers directly, provided that they are prefixed with 0x:

$ [[ 0xdead -lt 0xcafe ]] && echo yes || echo no
no
$ [[ 0xdead -gt 0xcafe ]] && echo yes || echo no
yes

您通常只使用比较运算符...

You just use the comparison operators normally...