character generation option 字符产生选项
This option checks each character to see if it can be transcoded into the target encoding.
这个选项将检查每个字符,查看它是否可以被转换成目标编码。
A delimiter character can be specified in the delimiter table option.
可以在delimiter表选项中指定分隔符。
A question mark indicates an invalid option, in which case the character triggering it is stored in the variable optopt.
问号表示无效选项,在这种情况下,触发它的字符存储在变量optopt中。
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