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Javascript DOM - 如何get Button父元素...

replace

我们想知道如何get Button父元素。...



<!DOCTYPE html>
<html>
<head>
<script type='text/javascript'>
window.onload=function(){
    var elements = document.getElementsByClassName('test1');
    for (var i = 0; i < elements.length; i++) {
        elements[i].innerHTML = elements[i].innerHTML.replace('foo', 'bar')
    };
}
</script>
</head>
<body>
  <span class="test1">foo</span>
  <br />
  <span class="test1">foo</span>
</body>
</html>