在另一个选项卡中设置的 ClearTimeout
ClearTimeout set in another tab
如何清除浏览器中另一个tab
设置的timeout
?
我尝试在 localStorage
中存储超时引用,但无法清除 timeout
function setIdleTimeout() {
var idleTimeout = setTimeout(function() {
//autologout
}, 20000);
localStorage.setItem('idleTimeout', idleTimeout);
}
function clearIdleTimeout() {
var idleTimeout = localStorage.getItem('idleTimeout');
clearTimeout(idleTimeout);
localStorage.setItem('idleTimeout', idleTimeout);
}
如果我在第二个选项卡中调用 clearIdleTimeout()
,它不会清除 previous tab
中设置的 timeout
tab
"a"
var timeout, interval;
timeout = setTimeout(function() {
alert(123) // this should not be called
clearTimeout(timeout)
timeout = null;
clearInterval(interval);
interval = null;
}, 20000);
localStorage.setItem("timeout", timeout);
interval = setInterval(function() {
console.log("checking localStorage:", localStorage.getItem("timeout"));
// if `!localStorage.getItem("timeout")` : `true`
// call `clearTimeout()` with `timeout` as paramter
if (!localStorage.getItem("timeout")) {
clearTimeout(timeout);
timeout = null;
alert("cleared");
clearInterval(interval);
interval = null;
}
}, 100)
帕伦卡http://plnkr.co/edit/wttPFS5RLgCu5OnF05Z1?p=info
tab
"b"
var t;
t = setTimeout(clearTabTimeout, 5000);
// clear `timeout` at `tab` "a"
function clearTabTimeout() {
// remove `"timeout"` item from `localStorage`
localStorage.removeItem("timeout");
console.log(localStorage);
}
如何清除浏览器中另一个tab
设置的timeout
?
我尝试在 localStorage
中存储超时引用,但无法清除 timeout
function setIdleTimeout() {
var idleTimeout = setTimeout(function() {
//autologout
}, 20000);
localStorage.setItem('idleTimeout', idleTimeout);
}
function clearIdleTimeout() {
var idleTimeout = localStorage.getItem('idleTimeout');
clearTimeout(idleTimeout);
localStorage.setItem('idleTimeout', idleTimeout);
}
如果我在第二个选项卡中调用 clearIdleTimeout()
,它不会清除 previous tab
timeout
tab
"a"
var timeout, interval;
timeout = setTimeout(function() {
alert(123) // this should not be called
clearTimeout(timeout)
timeout = null;
clearInterval(interval);
interval = null;
}, 20000);
localStorage.setItem("timeout", timeout);
interval = setInterval(function() {
console.log("checking localStorage:", localStorage.getItem("timeout"));
// if `!localStorage.getItem("timeout")` : `true`
// call `clearTimeout()` with `timeout` as paramter
if (!localStorage.getItem("timeout")) {
clearTimeout(timeout);
timeout = null;
alert("cleared");
clearInterval(interval);
interval = null;
}
}, 100)
帕伦卡http://plnkr.co/edit/wttPFS5RLgCu5OnF05Z1?p=info
tab
"b"
var t;
t = setTimeout(clearTabTimeout, 5000);
// clear `timeout` at `tab` "a"
function clearTabTimeout() {
// remove `"timeout"` item from `localStorage`
localStorage.removeItem("timeout");
console.log(localStorage);
}