Javascript/if

クリック

function sample1func(){
  var x;
  x = Math.random()*3;
  x = Math.floor(x);
  if(x === 0){
    document.getElementById("sample1p").innerHTML = "大当たり";
  }else if(x === 1){
    document.getElementById("sample1p").innerHTML = "小当り";
  }else{
    document.getElementById("sample1p").innerHTML = "はずれ";
  }
}

window.onload = function(){
  var isGoods = false;
  var sample2span = document.getElementById("sample2span");
  sample2span.addEventListener("click", function(){
  	if(!isGoods){
  	  sample2span.innerHTML = "完売";
  	  isGoods = true;
  	} else {
  	  sample2span.innerHTML = "在庫あり";
  	  isGoods = false;
  	}
  });
}

function sample3Func(){
  var s3Input = document.getElementById("s3Input").value;
  var check1 = female.checked;
  var sample3Div = document.getElementById("sample3Div");
  ifelse if(s3Input == ""){
	sample3Div.innerHTML = "年齢を入力してください"
  } else if(s3Input != "" && s3Input <= 16){
	sample3Div.innerHTML = "800円"
  } else if(s3Input != "" && check1 == true){
	sample3Div.innerHTML = "1000円"
  } else {
  	sample3Div.innerHTML = "1500円"
  }
}
	

function s4Func(){
  if("1" == 1){
  	console.log("true==");
  } else {
  	console.log("false==");
  }
  if("1" === 1){
  	console.log("true===");
  } else {
  	console.log("false===");
  }
}
	

time = 180;
function s5Func(){
  var s5Min = document.getElementById("s5Min");
  var s5Sec = document.getElementById("s5Sec");
  min = parseInt(time / 60);
  sec = parseInt(time % 60);
  s5Min.innerHTML = min;
  if(sec < 10){
  	s5Sec.innerHTML = "0" + sec;
  } else {
  	s5Sec.innerHTML = sec;
  }
  time -= 1;
  var cd = setTimeout(function(){
  	s5Func()
  }, 1000);
  if(time < 0){
  	clearTimeout(cd);
  }
}
s5Func();