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Language	Swift
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class sample {
    lazy var no = number() // `var` 关键字是必须的
}
 
class number {
    var name = "W3xue Swift 教程"
}
 
var firstsample = sample()
print(firstsample.no.name)
 
 
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Lines	10

Snippet Metadata
Owner	w3xue
Created	2 years ago
Modified	2 years ago
Visibility	Public