内部 HTML 循环不起作用



<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>Untitled Document</title>
</head>
<!-- Style Sheet -->
<link rel="stylesheet" type="text/css" href="style.css">
<!-- Style Sheet -->
<script>
window.onload = function(){
	createimages();
	}
function createimages(){
	var n = createScrambledArray(16);
	var img = ["chicken-icon","crab-icon","dolphin-icon","gold-fish-icon","horse-icon","octopus-icon","rabbit-icon","turtle-icon"];
	var element = document.getElementsByClassName("box");
	for(var i = 0; i<n.length; i++){
		element.innerHTML = "<p>Test</p>";
	}
}
function createScrambledArray(n) {
    var num = [n];
    for (var i = 0; i < n; i++) {
        var temp = Math.floor(Math.random() * n);
        while (num.indexOf(temp) >= 0) {
            temp = Math.floor(Math.random() * n);
        }
        nums.push(temp);
    }
    return nums;
}
function clickhandler(x){
	var element = document.getElementsByClassName("box");
	var getelement = document.getElementsByClassName("hide");
	
}
</script>
<body>
<h1>MATCHING GAME </h1>
<div class="container">
    <div class="box spacing" onclick="clickhandler(0)"></div>
    <div class="box spacing" onclick="clickhandler(1)"></div>
    <div class="box spacing" onclick="clickhandler(2)"></div>
    <div class="box" onclick="clickhandler(3)"></div>
    
    <div class="box spacing" onclick="clickhandler(4)"></div>
    <div class="box spacing" onclick="clickhandler(5)"></div>
    <div class="box spacing" onclick="clickhandler(6)"></div>
    <div class="box" onclick="clickhandler(7)"></div>
    
    <div class="box spacing" onclick="clickhandler(8)"></div>
    <div class="box spacing" onclick="clickhandler(9)"></div>
    <div class="box spacing" onclick="clickhandler(10)"></div>
    <div class="box" onclick="clickhandler(11)"></div>
    <div class="box spacing" onclick="clickhandler(12)"></div>
    <div class="box spacing" onclick="clickhandler(13)"></div>
    <div class="box spacing" onclick="clickhandler(14)"></div>
    <div class="box" onclick="clickhandler(15)"></div>
</div>
</body>
</html>

非常简单和愚蠢的错误问题。

显然,我一直遇到无法在容器(框(内的以下div上放置新元素的问题,所以我不确定这是命名问题还是全部。

element.innerHTML = "<p>Test</p>";拒绝工作的线路

你有 2 个错误: nums 不是你定义的数组。应该是num.

此外,您的循环应该是这样的:

for(var i = 0; i<n.length; i++){
        element[i].innerHTML = "<p>Test</p>";  //Since element is a collection
 }

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=UTF-8" />
<title>Untitled Document</title>
</head>
<!-- Style Sheet -->
<link rel="stylesheet" type="text/css" href="style.css">
<!-- Style Sheet -->
<script>
window.onload = function(){
	createimages();
	}
function createimages(){
	var n = createScrambledArray(16);
	var img = ["chicken-icon","crab-icon","dolphin-icon","gold-fish-icon","horse-icon","octopus-icon","rabbit-icon","turtle-icon"];
	var element = document.getElementsByClassName("box");
	for(var i = 0; i<n.length; i++){
		element[i].innerHTML = "<p>Test</p>";
	}
}
function createScrambledArray(n) {
    var num = [n];
    for (var i = 0; i < n; i++) {
        var temp = Math.floor(Math.random() * n);
        while (num.indexOf(temp) >= 0) {
            temp = Math.floor(Math.random() * n);
        }
        num.push(temp);
    }
    console.log(num);
  return num;
}
function clickhandler(x){
	var element = document.getElementsByClassName("box");
	var getelement = document.getElementsByClassName("hide");
	
}
</script>
<body>
<h1>MATCHING GAME </h1>
<div class="container">
    <div class="box spacing" onclick="clickhandler(0)"></div>
    <div class="box spacing" onclick="clickhandler(1)"></div>
    <div class="box spacing" onclick="clickhandler(2)"></div>
    <div class="box" onclick="clickhandler(3)"></div>
    
    <div class="box spacing" onclick="clickhandler(4)"></div>
    <div class="box spacing" onclick="clickhandler(5)"></div>
    <div class="box spacing" onclick="clickhandler(6)"></div>
    <div class="box" onclick="clickhandler(7)"></div>
    
    <div class="box spacing" onclick="clickhandler(8)"></div>
    <div class="box spacing" onclick="clickhandler(9)"></div>
    <div class="box spacing" onclick="clickhandler(10)"></div>
    <div class="box" onclick="clickhandler(11)"></div>
    <div class="box spacing" onclick="clickhandler(12)"></div>
    <div class="box spacing" onclick="clickhandler(13)"></div>
    <div class="box spacing" onclick="clickhandler(14)"></div>
    <div class="box" onclick="clickhandler(15)"></div>
</div>
</body>
</html>

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