Listing 2. getenv sample output.
清单2 .getenv的输出结果。
Tiger offers two versions of the getenv() method, not just one.
Tiger提供了两个版本的getenv()方法，而不是一个。
The getenv() function searches the environment list for a string that matches the string pointed to by name.
getenv()函数会在环境列表中搜索与名称字符串相匹配的字符串。
Simply provide the name on the command line, pass it along to the getenv call, and you'll get its current value.
只要在命令行中随getenv调用传入变量的名称，就可以得到它的当前值。
Simply provide the name on the command line, pass it along to the getenv call, and you'll get its current value.
只要在命令行中随getenv调用传入变量的名称，就可以得到它的当前值。
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