「Swift入門」descriptionで数値を文字列に変換するサンプル

2021年1月12日

説明
数値.description
使用例

let cftA = -2.345

let resultA = cftA.description

print("文字列A value: " + resultA.description)

let cftB = 5678

let resultB = cftB.description

print("文字列B value: " + resultB.description)

let cftC = 9.567

let resultC = cftC.description

print("文字列C value: " + resultC.description)

let cftA = -2.345 let resultA = cftA.description print("文字列A value: " + resultA.description) let cftB = 5678 let resultB = cftB.description print("文字列B value: " + resultB.description) let cftC = 9.567 let resultC = cftC.description print("文字列C value: " + resultC.description)

let cftA  = -2.345
let resultA  = cftA.description 
print("文字列A value: " + resultA.description)
 
let cftB  = 5678
let resultB  = cftB.description 
print("文字列B value: " + resultB.description)
 
let cftC  = 9.567
let resultC  = cftC.description 
print("文字列C value: " + resultC.description)

実行結果
$ swift test15.swift
文字列A value: -2.345
文字列B value: 5678
文字列C value: 9.567

Swift

Posted by arkgame

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