是否有可能做到这一点?
double variable;
variable = 5;
/* the below should return true, since 5 is an int.
if variable were to equal 5.7, then it would return false. */
if(variable == int) {
//do stuff
}
我知道代码可能不会那样,但是如何does it go?
或者您可以使用模运算符:
(d % 1) == 0
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