ylv-io

function withdraw(address token, uint256 amount) returns (bool success) {
    if (safeSub(block.number, lastActiveTransaction[msg.sender]) < inactivityReleasePeriod) throw;
    ...
  }

ylv-io

function buildPatternTable(pattern) {
  const fault = Array(pattern.length).fill(0);
  let j = 0;
  let i = 1;
  while (i < pattern.length || j !== 0) {
    if (pattern[i] === pattern[j]) {
      fault[i] = j + 1;
      j++;
    } else if (j > 0) {
      j = fault[j - 1];

ylv-io

var appInsights = window.appInsights;

if (appInsights && appInsights.queue) {
    function adjustPageName(item) {
        var name = item.name.replace("AppName", "");

        if (name.indexOf("Order") !== -1)
            return "Order";

        if (name.indexOf("Product") !== -1)

ylv-io

var result = (function(a) {
  return a*a;
}(5.5));
console.log(result);

ylv-io

const b = [1, 2, 3];
const f = (a, ...b) => a + b;

console.log(f(1));

ylv-io

let f = (...f) => f;
console.log(f(10));

f = (...f) => f.reduce(f => f);
console.log(f(10));

function ff() {
  return arguments;
}
console.log(ff(10));

ylv-io

var foo = 10;
bar = 3;
(function () {
  var foo = 2;
  bar = 1;
}())
bar = bar + foo;
console.log(bar);

ylv-io

var x = 5;

(function () {
    console.log(x);
    var x = 10;
    console.log(x); 
})();

ylv-io

var x = 5;

(function () {
    var x;
    console.log(x);
    x = 10;
    console.log(x); 
})();

ylv-io

(function(){
  var a = b = 3;
})();

console.log(typeof a);
console.log(typeof b);