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简单的检测移动设备横屏、竖屏
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| /**判断是否是横屏：true-是,false-否**/ | |
| function isHorizonScreen(){ | |
| var orientation = window.orientation; | |
| // 横屏 | |
| if(orientation == 90 || orientation == -90){ | |
| return true; | |
| }else{ | |
| false; | |
| } | |
| } | |
| // 检测屏幕翻转事件 | |
| var evt = "onorientationchange" in window ? "orientationchange" : "resize"; | |
| window.addEventListener(evt, function () { | |
| if(isHorizonScreen()){ | |
| // 横屏 | |
| ... | |
| }else{ | |
| // 竖屏 | |
| ... | |
| } | |
| }, false); |
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