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cyberespia/opcional.swift

Last active November 8, 2017 05:26
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Extrayendo el valor de una variable opcional en swift
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opcional.swift
var altura:Int? = 40 // declaro una variable opcional y asigno un valor
altura! + 10 // para poder hacer esta suma es necesario extraer (unwrapping) del valor del opcional agregando ! (si no se hace da error)
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