我是JS的新手。我想把鼠标点击数组中的(元素)词添加到HTML中。
var pos = document.querySelector('span');
for (let i = 0; i < array length; i++) {
  button.addEventListener('click', function() {
    pos.innerHTML = array[i];
  });
}<p> the word generated is <span></span></p>
<button>go</button>
发布于 2018-12-22 18:06:45
let array1 = ['1', '2', '3'];
var pos = document.getElementById('output');
var button = document.getElementById('btn');
button.addEventListener('click', function() {
  for (var i = 0; i < array1.length; i++) {
    pos.innerHTML = pos.innerHTML + array1[i];
  }
});<p>the word generated is <span id="output"></span></p>
<button id="btn">go</button>
这将在单击按钮时显示数组的所有元素。
发布于 2018-12-22 18:17:23
尝试一下,它会在span元素中随机显示一个单词。
var words = ['rest', 'fever', 'ball', 'sky', 'earth', 'moon', 'sun', 'temper'];
var button = document.querySelectorAll('button').item(0);
button.addEventListener('click', function(event){
 let span = document.querySelectorAll('p span').item(0);
 let randomWord = words[Math.round(Math.random() * (words.length - 1))];
 span.textContent = randomWord;
});p span {
 font-weight: bold;
 color: red;
}<p> the word generated is <span></span></p>
<button>go</button>
发布于 2018-12-22 18:41:09
或使用Jquery:
<p> the word generated is <span></span></p>
<button id="btn">go</button>代码:
var array = ['test','test2'];
  $('#btn).on('click', function () {
  array.forEach(function(entry) {
  $('p span).append(entry+' ');
})
})https://stackoverflow.com/questions/53894637
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