window.onblur = function(e){
console.log("未激活状态!")
}
window.onfocus = function(e){
console.log("激活状态!")
}
https://blog.csdn.net/yihanzhi/article/details/89965589
window.onblur = function(e){
console.log("未激活状态!")
}
window.onfocus = function(e){
console.log("激活状态!")
}
https://blog.csdn.net/yihanzhi/article/details/89965589
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