The getString function receives two parameters.

getString函数接受两个参数。

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The method getString("value") is part of the SDO dynamic interface and needs a bit of an explanation.

方法getString("value")是SDO动态接口的组成部分，需要对其进行一点说明。

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The getInstance() method first tests to determine if the type under consideration is supported by reflecting an appropriate method: getInt() for an int, getString() for a String, and so on.

getInstance()方法首先通过反射一个适当的方法以测试判断当前考虑的类型是否受支持：getInt() 对应于int，getString() 对应于String，等等。

youdao

The getInstance() method first tests to determine if the type under consideration is supported by reflecting an appropriate method: getInt() for an int, getString() for a String, and so on.

getInstance()方法首先通过反射一个适当的方法以测试判断当前考虑的类型是否受支持：getInt() 对应于int，getString() 对应于String，等等。

youdao