some的作用

作者: 太平洋_cfd2 | 来源:发表于2022-01-07 14:53 被阅读0次

相当于解包：
比如option是可选类型，也就是可能为空，也可能为具体值。
所以option值为some包装过的。
比如打阴一个可选值：

▿ Optional<GXDExpressOrderStatus>
  - some : 裹xx.GXDExpressOrderStatus.waitPickup

some的作用
相当于解包：比如option是可选类型，也就是可能为空，也可能为具体值。所以option值为some包装过的。比如...
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