calling external procedures 调用外部程序
First, it has an uncomplicated and familiar syntax that is especially well suited for calling external programs.
首先,其语法不复杂,并且为人们所熟悉,这特别适合于调用外部程序。
These handlers are called throughout the generation and rendering process and allow modification of report properties, like changing font colors, the data value, and calling external code.
我们可以在报表产生和渲染阶段调用这些事件处理器,并且这些事件处理器还能修改报表属性,比如改变字体颜色,数据值以及调用外部代码。
This processing adds overhead when an exported key-unsafe function is called, but only when the called function is external to the calling module.
当调用导出的键不安全的函数时,这个处理将增加相应的开销,但是仅当被调用的函数位于调用模块外部的时候才会出现这种情况。
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