text: //array
  //________________________________
  var aaa = ["apple", "banana", "cherry", "watermelon"];
  aaa.forEach(function (item, index, array) {
  	console.log(item, index);
  });
  
  //array
  //___________________________________
  /*
  $aaa = array("apple", "banana","cherry");
  print_r($aaa);
  var_dump($aaa);
  var_export($aaa);
  */
  //____________________
  //Object
  //__
  const kk = {
  	name: "Kate",
  	"favorite food": ["pizza", "tacos", "salmon"],
  	age: 30,
  	children: [
  		{
  			name: "Zebra",
  			age: 3,
  		},
  		{
  			name: "Cat",
  			age: 4,
  		},
  	],
  	"//comment": "像JavaScripts 的 Object  沒有名稱而已",
  	"//_comment": "comment 的方 式…..",
  };
  console.log(kk);
  //const kk=() =>{}  跟  function kk() {} 一樣
  //
  //
  //_____________________________________________
  //php/Object
  //___
  /*class foo {
      function do_foo() {
          echo "doing foo.";
      }
  }
  $bar = new foo();
  $bar -> do_foo();*/
  