That's because the new tab, or window, has a default page, which also counts as history. In Chrome's case, it's the apps/most visited page. ... <看更多>
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That's because the new tab, or window, has a default page, which also counts as history. In Chrome's case, it's the apps/most visited page. ... <看更多>
example.com => about:blank, length == 2, length == 2, length == 2 ... For history.length in the window.open case, perhaps it makes sense to ... ... <看更多>
And the popstate event has a state property that references the history entry's state object. 2) title. Most browser currently ingore this title property. If ... ... <看更多>
However, something like this should work for you. if(window.history.length > 2) { window.history.back(); } else { window.close(); }. ... <看更多>