第二种方法是指标,指标是根据事件或预定义变量定义的公式计算出的值。
The second approach is metrics, which is the value calculated by the formula defined by events or pre-defined variables.
图16展示了一个查找属性文件的示例,后面用几个echo语句展示预定义变量现已可用。
Figure 16 shows an example of sourcing the properties file, followed by a few echo statements to show that the predefined variables are now available.
这种脚本的另一个功能是以一致的方式设置预定义的变量。
Another function of such a script is to set up predefined variables in a consistent way.
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