Kotlin Reference: Type Checks and Casts
is and !is Operators 使用 is(和其否定形式 !is)可以在运行时检查某个对象是否符合给定的类型: [code lang=”kotlin”]if (obj is String) { print(obj.length) } if (obj !is String) { // same as !(obj is String) print(“N…
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is and !is Operators 使用 is(和其否定形式 !is)可以在运行时检查某个对象是否符合给定的类型: [code lang=”kotlin”]if (obj is String) { print(obj.length) } if (obj !is String) { // same as !(obj is String) print(“N…
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