It's companion, called dirname, returns the "other" part of the path that basename throws away.
它的相关命令dirname返回basename丢弃的“另”一部分路径。
The basename attribute is required, and identifies the resource bundle to be set as the default.
basename属性是必需的，它标识了设为缺省值的资源束。
Note that the value for the basename attribute should not include any localization suffixes or filename extensions.
请注意，basename属性的值不应当包含任何本地化后缀或文件扩展名。
std::string basename(const path&): This is the complementary routine to extension: It returns the string before . in the file name.
stringbasename(const path&)：这是与extension互补的例程。它将返回文件名中 .
While basename and dirname are great tools, there are times where we may need to perform more advanced string "chopping" operations than just standard pathname manipulations.
尽管basename和dirname是很好的工具，但有时可能需要执行更高级的字符串“截断”，而不只是标准的路径名操作。
If the optional var attribute is specified, then the resource bundle identified by the basename attribute will be assigned to the variable named by this attribute's value.
如果指定了可选的var属性，那么将把由basename属性所标识的资源束赋给该属性值所命名的变量。
If the optional var attribute is specified, then the resource bundle identified by the basename attribute will be assigned to the variable named by this attribute's value.
如果指定了可选的var属性，那么将把由basename属性所标识的资源束赋给该属性值所命名的变量。
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