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Converting Int bytes info to user-friendly String
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| // | |
| // From Jody Hagins | |
| // http://stackoverflow.com/questions/10091816/nsfilesystemfreesize-translating-result-into-user-friendly-display-of-mb-gb | |
| // | |
| // Converted to swift by phil on 30/11/2015. | |
| // Copyright © 2015 PhilEagleDev. All rights reserved. | |
| // | |
| func prettyBytes(numBytes: Int) -> String { | |
| let scale: Double = 1024 | |
| let abbrevs = [ "EB", "PB", "TB", "GB", "MB", "KB", "Bytes"] | |
| let numAbbrevs = abbrevs.count | |
| let bytes = Double(numBytes) | |
| var maximum = pow(Double(scale), Double(numAbbrevs - 1)) | |
| for i in 0..<numAbbrevs { | |
| if bytes > maximum { | |
| return String(format: "%0.2f %@", arguments: [bytes / maximum, abbrevs[i]]) | |
| } | |
| maximum /= scale | |
| } | |
| return "\(numBytes) Bytes" | |
| } |
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