<!DOCTYPE html>
<html lang="en">
<head>
<meta charset="UTF-8">
<title>history</title>
</head>
<body>
<!-- 历史 history -->
<a href="forward.html">前进页面</a>
<a href="back.html">后退页面</a>
<button onclick="forward()" >前进按钮</button>
<button onclick="back()" >后退按钮</button>
<script>
function forward(){
// history.forward();
// history.go(2)
}
function back(){
history.back();
}
</script>
</body>
</html>