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| typeof (()=>{})(); // => 'undefined' | |
| typeof (()=>({}))(); // => 'object' | |
| /**/ | |
| (()=>this)(); // => Window | |
| (()=>this).call(1); // => 1 | |
| (()=>((()=>this)())).call(1); // => Window |
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| <!doctype html> | |
| <html> | |
| <head> | |
| <meta charset="utf-8"> | |
| <title>box-sizing-1</title> | |
| <style> | |
| * { | |
| margin: 0; | |
| padding: 0; | |
| font-family: Consolas; |
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| ('A';) (*´ω｀*) |
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| (* Step 4 *) | |
| let xy = | |
| let x = 'x' and y = 'y' in x :: [y] | |
| let ab = | |
| let a = 'a' and b = 'B' in a :: [Char.lowercase b] | |
| let up = Char.uppercase in | |
| let big_xy = List.map up xy and | |
| big_ab = List.map up ab in |
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| let (+) = ( * ) in Printf.printf "%B" (3 * 5 = 15); |
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| print_int (( * ) ((+) 1 2) ((+) 2 3));; |
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| # 参考: ネイティブ JSON を使う | |
| # (https://developer.mozilla.org/ja/docs/Using_native_JSON#replacer_.E3.83.91.E3.83.A9.E3.83.A1.E3.83.BC.E3.82.BF) | |
| obj = | |
| a: 12 | |
| b: 'hoge' | |
| c: true | |
| d: undefined | |
| e: 'fuga' | |
| f: [12, 'piyo', true] |
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| // f(2130706433) === '127.0.0.1'; | |
| function f(n) { | |
| return [ | |
| (n & 0xff << 24) >> 24, | |
| (n & 0xff << 16) >> 16, | |
| (n & 0xff << 8) >> 8, | |
| n & 0xff | |
| ].map(String).join('.'); | |
| } |
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| parse = (prog) -> | |
| prog = prog.replace /[^><\[\],.+-]/g, '' | |
| if prog.length is 0 | |
| return [] | |
| c = 0 | |
| result = (prog.match /([+]+|[-]+|[>]+|[<]+|.)/g).map (m) -> | |
| if m[0] is '[' | |
| c++ |
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| 3 |> fun x -> x * 2 |> succ;; (* => 7 *) | |
| succ @@ (fun x -> x * 2) @@ 3;; (* => 7 *) |