函数返回值 Return Values ; function return value
函数返回值如下 type name
返回值为函数的函数 Functions that Return Functions
字符型函数返回数字值 Character Functions Returning Number Values
字符型函数返回字符值 Character Functions Returning Character Values
返回函数的返回值 return
不返回值的函数 void
无返回值函数 Functions Without Return Values
函数返回缺省值 Result Col
Literally, return the control from this function, and take the value of the next expression, and return that as the value of the whole computation.
正如字面意义上说的,从这个函数返回,然后取得下一个表达式的值,并把这个值作为整个计算的结果返回。
It's totally legit to cull a function, get back a value, do nothing with it other than compare it to another value.
挑选一个函数是完全合法的,返回一个值,用它来做些事情而不是用它与其它的值比较。
PROFESSOR: And so in this case, it's using the same piece, but it's returning that middle value that says they're actually the same.
教授:那么实际在这个例子中,我们用的是同一个函数,它返回了中间的值也就是,0来表明着两个参数。
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