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åªè¯»å±æ§ XMLHttpRequest.statusText
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var xhr = new XMLHttpRequest();
console.log("0 UNSENT", xhr.statusText);
xhr.open("GET", "/server", true);
console.log("1 OPENED", xhr.statusText);
xhr.onprogress = function () {
console.log("3 LOADING", xhr.statusText);
};
xhr.onload = function () {
console.log("4 DONE", xhr.statusText);
};
xhr.send(null);
/**
* è¾åºå¦ä¸ï¼
*
* 0 UNSENT
* 1 OPENED
* 3 LOADING OK
* 4 DONE OK
*/
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