如果顺利完成,没有出错,服务然后将向客户返回支付确认 ID。
The service then returns a paymentconfirmation ID for the customer if it completes without errors.
目标将返回检测数据,告知启动程序哪里出错。
The target returns the sense data to indicate what went wrong.
另请注意,函数在出错的情况下返回 NULL。
Notice also that in case of error, the function returns NULL.
Only the operating system has controlling of byte zero NULL in the computer's RAM and so if a function ever returns null, aka zero, well, something must have gone wrong because that can't possibly belong to me that memory because by human convention zero is owned by the operating system; not by a program I wrote.
只用操作系统在内存中能够控制,字节0,并且如果一个函数返回,或者说0,好的,可能出错了,因为那可能是不属于我的内存,因为惯例上,0是由操作系统拥有的,而不是由我的程序拥有的。
NULL If a get string returns null, that pretty much means something went wrong and there are a few things that could go wrong.
如果GetSting返回,大致上表示的是出错了,这里有几种出错的地方。
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