@FunctionalInterface public interface DoubleSupplier
double结果的供应商。
这是double的制造用原始的专业化Supplier 。
不要求每次调用供应商时返回不同的结果。
这是一个functional interface的功能方法是getAsDouble() 。
Supplier
| Modifier and Type | Method and Description |
|---|---|
double |
getAsDouble()
获得结果。
|
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