JustinSDK

// === Tokenizer

class Tokens {
    constructor(tokens) {
        this.head = tokens[0];
        this.tail = tokens.slice(1);
    }
}

class Tokenizer {

JustinSDK

s="print('quine')";v="s=v=l=p=";l='";\'\\';p="print(v[0,2]+l[0]+s+l[0,2]+v[2,2]+l[0]+v+l[0]+l[1]+v[4,2]+l[2]+l[0,2]+l[3]+l[2]+l[3]+l[3]+l[2]+l[1]+v[6,2]+l[0]+p+l[0]+l[1]+p)";print(v[0,2]+l[0]+s+l[0,2]+v[2,2]+l[0]+v+l[0]+l[1]+v[4,2]+l[2]+l[0,2]+l[3]+l[2]+l[3]+l[3]+l[2]+l[1]+v[6,2]+l[0]+p+l[0]+l[1]+p)

JustinSDK

val s="print(\"quine\")";val v="val s=val v=val c=val p=";val c="\\\";";val p="print(v.slice(0,6)+c(1)+s.slice(0,6)+c.slice(0,2)+s.slice(7,12)+c.slice(0,2)+s.last+c.slice(1,3)+v.slice(6,12)+c(1)+v+c.slice(1,3)+v.slice(12, 18)+c(1)+c(0)+c(0)+c(0)+c.slice(1,3)+c.slice(1,3)+v.slice(18, 24)+c(1)+p+c.slice(1,3)+p)";print(v.slice(0,6)+c(1)+s.slice(0,6)+c.slice(0,2)+s.slice(7,12)+c.slice(0,2)+s.last+c.slice(1,3)+v.slice(6,12)+c(1)+v+c.slice(1,3)+v.slice(12, 18)+c(1)+c(0)+c(0)+c(0)+c.slice(1,3)+c.slice(1,3)+v.slice(18, 24)+c(1)+p+c.slice(1,3)+p)

JustinSDK

import static java.lang.System.out;
public class Quine{
  public static void main(String[] args){
    String h="import static java.lang.System.out;\npublic class Quine{\n  public static void main(String[] args){\n";
    String d="String h=String d=String s=String c=";
    String s="\"\\n;}    ";
    String c="    out.println(h+s.substring(5)+d.substring(0,9)+s.charAt(0)+(h.substring(0,35)+s.substring(1,3))+h.substring(36,55)+s.substring(1,3)+h.substring(56,97)+s.substring(1,3)+s.charAt(0)+s.charAt(3));out.println(s.substring(5)+d.substring(9,18)+s.charAt(0)+d+s.charAt(0)+s.charAt(3));out.println(s.substring(5)+d.substring(18,27)+s.charAt(0)+s.charAt(1)+s.charAt(0)+s.charAt(1)+s.charAt(1)+s.substring(2)+s.charAt(0)+s.charAt(3));out.println(s.substring(5)+d.substring(27)+s.charAt(0)+c+s.charAt(0)+s.charAt(3));    out.println(c+s.substring(7)+s.charAt(4)+s.charAt(4));";
    out.println(h+s.substring(5)+d.substring(0,9)+s.charAt(0)+h.substring(0,35)+s.substring(1,3)+h.substring(36,55)+s.substring(1,3)+h.substring

JustinSDK

'''碎形數列之一…每隔 n 個空格填入數字1、2、3、4、5 ....，例如 n 為 2 時…

1 _ _ 2 _ _ 3 _ _ 4 _ _ 5 _ _ 6 _ _ 7 _ _ 8 _ _ 9 _ _ ....

接著，在上面的數列中，每隔  2 個空格填入數字1、2、3、4、5 ....

1 1 _ 2 _ 2 3 _ _ 4 3 _ 5 _ 4 6 _ _ 7 5 _ 8 _ 6 9 _ _ ....

繼續在上面的數列中，每隔  2 個空格填入數字1、2、3、4、5 ....

JustinSDK

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JustinSDK

The Example of JavaScript Essence: Writing A DOM Library

(function(global) {
    var XD = function(selector, container) {
        return new XD.mth.init(selector, container);
    };
    
    var utils = {
        trim: function(text) {

JustinSDK

;; 說明：https://openhome.cc/Gossip/WebAssembly/Array.html

(module
    (import "env" "log" (func $log (param i32)))
    (memory 1)
    ;; 建立新陣列
    (func $arr (param $len i32) (result i32)
        (local $offset i32)                              ;; 記錄陣列偏移量
        (set_local $offset (i32.load (i32.const 0)))     ;; 取得偏移量

JustinSDK

class Num:
    def __init__(self, value):
        self.value = value

    def evaluate(self, stack):
        push(stack, self.value)
        return stack

class Add:
    def __init__(self, left, right):

JustinSDK

class Num:
    def __init__(self, value):
        self.value = value

    def bc_instructn(self, bytecodes):
        bytecodes.append(f'push {self.value}')
        return bytecodes

class Add:
    def __init__(self, left, right):