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  • js之切换全屏和退出全屏实现

    应用场景:
    比如很多网页游戏全屏之类的,或者是网上看小说等。

    核心代码:

    //控制全屏
    function enterfullscreen() { //进入全屏
        $("#fullscreen").html("退出全屏");
        var docElm = document.documentElement;
        //W3C
        if(docElm.requestFullscreen) {
            docElm.requestFullscreen();
        }
        //FireFox
        else if(docElm.mozRequestFullScreen) {
            docElm.mozRequestFullScreen();
        }
        //Chrome等
        else if(docElm.webkitRequestFullScreen) {
            docElm.webkitRequestFullScreen();
        }
        //IE11
        else if(elem.msRequestFullscreen) {
            elem.msRequestFullscreen();
        }
    }
    
    function exitfullscreen() { //退出全屏
        $("#fullscreen").html("切换全屏");
        if(document.exitFullscreen) {
            document.exitFullscreen();
        } else if(document.mozCancelFullScreen) {
            document.mozCancelFullScreen();
        } else if(document.webkitCancelFullScreen) {
            document.webkitCancelFullScreen();
        } else if(document.msExitFullscreen) {
            document.msExitFullscreen();
        }
    }
    
    var a = 0;
    $('#fullscreen').on('click', function() {
        a++;
        a % 2 == 1 ? enterfullscreen() : exitfullscreen();
    })

    前端代码:

    <a type="button" id="fullscreen" class="btn btn-default visible-lg visible-md"><i class="fa fa-refresh" aria-hidden="true"></i> 切换全屏</a>
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  • 原文地址:https://www.cnblogs.com/youcong/p/11440596.html
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