Created
July 28, 2024 07:07
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Swiftの文字列補間を使っていい感じにフォーマットを埋め込む
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| extension String.StringInterpolation { | |
| mutating func appendInterpolation(_ value: CVarArg, format: String) { | |
| appendLiteral(.init(format: format, value)) | |
| } | |
| } | |
| // Usage | |
| print("π = \(pi)") // π = 3.141592653589793 | |
| print("π = \(pi, format: "%.2f")") // π = 3.14 |
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