Explain Safe call, Elvis and Not Null Assertion operator in the context of Kotlin.
Explain Safe call, Elvis and Not Null Assertion operator in the context of Kotlin.
题目类型: 技术面试题
这是一道技术面试题,常见于澳洲IT公司面试中。
难度: easy
标签: interviewbit, kotlin, topic-specific, android
参考答案摘要
Safe Call operator ( ?. ) - Null comparisons are trivial, but the number of nested if-else expressions can be exhausting. So, in Kotlin, there's a Safe call operator,?, that simplifies things by only ...
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