Skip to content

Instantly share code, notes, and snippets.

@vukcevich

vukcevich/convert_double_to_nsdata.swift

Forked from key/convert_double_to_nsdata.swift
Created December 21, 2016 22:48
Show Gist options
  • Save vukcevich/151322f01c9789a77c1d7f5ff04572bf to your computer and use it in GitHub Desktop.
Save vukcevich/151322f01c9789a77c1d7f5ff04572bf to your computer and use it in GitHub Desktop.
Download ZIP
Convert `Double` value to `NSData` in Swift
Raw
convert_double_to_nsdata.swift
var x: Double = 0.99043125417
var length = sizeof(Double) // -> 8
var x_data = NSData(bytes: &x, length: length)
var buffer = [UInt8](count: sizeof(Double), repeatedValue: 0x00)
x_data.getBytes(&buffer, length: buffer.count)
print(buffer) // -> "[210, 21, 179, 226, 156, 177, 239, 63]\n"
Sign up for free to join this conversation on GitHub. Already have an account? Sign in to comment