an operation handle, one end is rotary connected with the fixed wheel shaft core for rotating in the plane parallel with the fixed wheel around the fixed wheel shaft core;
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V8 returns an empty handle if an operation did not succeed.
当操作失败的时候V8会返回一个空句柄。
Add a one-way operation called handle with an input parameter called input of type DelimitedFlatFile (Figure 9).
添加名为handle的单向操作,其输入参数为delimitedflatfile类型,名为input(图9)。
This is go up as a result of yours machine operation is less, cause an environment to not be familiar with, handle actual and wrong ability to compare difference.
这是由于你的上机操作较少,造成环境不熟悉,处理实际错误能力比较差。
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