how to judge client's network off-line or online use JavaScript? -


this question has answer here:

if(window.navigator.online==true){      alert（"connect success"）   }else{      alert（"fail"）  }

window.navigator.online return true whatever in off-line or online.any other methods solve problem? thanks.

if understood issue correctly, answered here : detect internet connection offline?

we can mark duplicate same question.


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