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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 | 6x 2x 2x 2x 2x 2x 2x | import React, { useSyncExternalStore } from 'react';
function getSnapshot() {
return navigator.onLine;
}
function getServerSnapshot() {
return true;
}
function subscribe(callback: () => void) {
window.addEventListener('online', callback);
window.addEventListener('offline', callback);
return () => {
window.removeEventListener('online', callback);
window.removeEventListener('offline', callback);
};
}
export function useOnline() {
return useSyncExternalStore(subscribe, getSnapshot, getServerSnapshot);
}
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