JavaScript 跳出iframe框架示例详解

window.location = 'https://blog.mazey.net/547.html'; //网站将跳转到后面的网址

<h1>iframe 1</h1>
<button type="button" id="self">Show Self</button>
<button type="button" id="selflocation">Show Self Location</button>
<button type="button" id="selfhref">Show Self Href</button>
<button type="button" id="top">Show Top</button>
<button type="button" id="toplocation">Show Top Location</button>
<button type="button" id="tophref">Show Top Href</button>
<button type="button" id="replace">Replace Me To Whole Page</button>
<script>
document.getElementById('self').addEventListener('click', function(){
    alert(window.self);
});
document.getElementById('selflocation').addEventListener('click', function(){
    alert(window.self.location);
});
document.getElementById('selfhref').addEventListener('click', function(){
    alert(window.self.location.href);
});
document.getElementById('top').addEventListener('click', function(){
    alert(window.top);
});
document.getElementById('toplocation').addEventListener('click', function(){
    alert(window.top.location);
});
document.getElementById('tophref').addEventListener('click', function(){
    alert(window.top.location.href);
});
document.getElementById('replace').addEventListener('click', function(){
    if(window.top !== window.self){
        window.top.location.href = window.self.location.href;
        console.log('You replace successfully!');
    }else{
        console.log('You don\'t need replace, i\'m top!');
    }
});
</script>

if(window.top !== window.self){ //若自身窗口不等于顶层窗口
    window.top.location.href = window.self.location.href; //顶层窗口跳转到自身窗口
}