画像のシャッフル機能を作りたいと思っています。
現在のコードだと一部重複して画像が表示されてしまいます。
これを重複せずに表示したいです。
ぜひお力添えいただければと思います。
var cards = ["../images/001.png","../images/002.png","../images/003.png","../images/004.png","../images/005.png", "../images/006.png","../images/007.png","../images/008.png","../images/009.png","../images/010.png", "../images/011.png","../images/012.png","../images/013.png", "../images/101.png","../images/102.png","../images/103.png","../images/104.png","../images/105.png", "../images/106.png","../images/107.png","../images/108.png","../images/109.png", "../images/110.png","../images/111.png","../images/112.png","../images/113.png", "../images/201.png","../images/202.png","../images/203.png","../images/204.png","../images/205.png", "../images/206.png","../images/207.png","../images/208.png","../images/209.png","../images/210.png", "../images/211.png","../images/212.png","../images/213.png", "../images/301.png","../images/302.png","../images/303.png","../images/304.png","../images/305.png","../images/306.png", "../images/307.png","../images/308.png","../images/309.png","../images/310.png","../images/311.png","../images/312.png","../images/313.png", ]; console.log(random(cards,1)); for (var i = 0;i < 4; i++){ var tr1 = document.createElement("tr"); for(var a = 0;a < 13; a++){ var td1 = document.createElement("td"); tr1.appendChild(td1); td1.id = "card"; td1.innerHTML = "<img src=" + random(cards,1) + ">"; } document.getElementById("wrap").appendChild(tr1); } function random(array, num) { var a = array.concat(); var r = []; var l = array.length; var n = Math.min(num, array.length); while(n-- > 0) { var i = Math.floor(Math.random() * l); r.push(a[i]); a[i] = a[--l]; } return r; }
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