// 読み込んだデータを1行ずつ格納する配列
	var allData = [];
	var sW,sH,s;
	var now_question = 0;
	if (window.File && window.FileReader && window.FileList && window.Blob) {
  	//alert('JS対応');
	} else {
  	alert('JS未対応のブラウザです。たぶん動作しません');
	}
 
	loadCSV("./4taku.csv");
	setTimeout("setQuestion(now_question)", 10);//ms //一瞬間隔がないとダメみたい
 
	//ウィンドウサイズを取得する
	function getWindowSize() {
		sW = window.innerWidth;
		sH = window.innerHeight;
	}
 
	function setQuestion(number){
		document.getElementById("id_question").innerHTML=allData[number].question;
		document.getElementById("id_ChoiceA").innerHTML=allData[number].A;
		document.getElementById("id_ChoiceB").innerHTML=allData[number].B;
		document.getElementById("id_ChoiceC").innerHTML=allData[number].C;
		document.getElementById("id_ChoiceD").innerHTML=allData[number].D;
		document.getElementById("id_pf").innerHTML='';
		document.getElementById("id_kotae").innerHTML='';
	
	}
 
	function next_question(){
		//現状ではループさせている
		if(allData.length-1 > now_question){
			now_question++;
		}else{
			now_question = 0;
		}
		setQuestion(now_question);
	}
 
 
 
	function answer(){
		var seikai = allData[now_question].ANS;
		var kaitou = '';
			

	if(document.form1.elements[0].checked){
		kaitou = kaitou + 'A';
				}
	if(document.form1.elements[1].checked){
		kaitou = kaitou + 'B';
				}
	if(document.form1.elements[2].checked){
		kaitou = kaitou + 'C';
				}
	if(document.form1.elements[3].checked){
		kaitou = kaitou + 'D';
				}
           for (let i=0; i<4; i++) {
           	if(document.form1.elements[i].checked){
           		kaitou=document.form1.elements[i].value;
           	}
           }
           console.log(kaito,seikai);
		if(kaitou == seikai){
			document.getElementById("id_pf").innerHTML='正解です';
		}else{
			// 不正解の時は背景色を変えたい
			document.getElementById("id_pf").innerHTML='不正解です。もう一度答えてみよう!';
	
			
	
 
		}
		
	}
 
	function loadCSV(targetFile) {
		var request = new XMLHttpRequest();
		request.open("get", targetFile, false);
		request.send(null);
		var csvData = request.responseText;
		var lines = csvData.split("\n");
		for (var i = 0; i < lines.length; i++) {
			var wordSet = lines[i].split(",");
			var wordData = {
				question: wordSet[0],
				A: wordSet[1],
				B: wordSet[2],
				C: wordSet[3],
				D: wordSet[4],
				ANS: wordSet[5],
				
			};
			allData.push(wordData);
		}
		wordData = allData[0]
		wordData[1] = allData[1]
		1
	
            window.onload = function(){var opinion =
                document.getElementById("id_ChoiceA").innerHTML=wordData[1].A;

		}
}