//filterは関数オブジェクトがtrueを返すものだけ返す
      var data=[1,2,3,4];
      var res = data.filter(function(e){return e%2}); //[1,3]
      console.log(res);
      
      //everyは配列の全てが条件を満たすとtrue
      console.log(data.every(function(e){return e<3})); //false
      console.log(data.every(function(e){return e<10})); //ture
      
      //someは配列のどれかが条件を見たすとture
      console.log(data.some(function(e){return e<0})); //false
      console.log(data.some(function(e){return e<10})); //ture