TooTallNate
/ endianness.js
Created
February 10, 2013 20:32
Get host machine endianness using JavaScript Typed Arrays (polyfill for `os.endianness()` in node.js)
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| function endianness () { | |
| var b = new ArrayBuffer(4); | |
| var a = new Uint32Array(b); | |
| var c = new Uint8Array(b); | |
| a[0] = 0xdeadbeef; | |
| if (c[0] == 0xef) return 'LE'; | |
| if (c[0] == 0xde) return 'BE'; | |
| throw new Error('unknown endianness'); | |
| } |