let a:Double = 1.5let b:String = String(format:"%f", a)print("b: (b)") // b: 1.500000
格式不同:
let c:String = String(format:"%.1f", a)print("c: (c)") // c: 1.5
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let a:Double = 1.5let b:String = String(format:"%f", a)print("b: (b)") // b: 1.500000
格式不同:
let c:String = String(format:"%.1f", a)print("c: (c)") // c: 1.5
欢迎分享,转载请注明来源:内存溢出
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