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aloukissas/js_static_fn_variable.js

Last active February 28, 2020 22:35
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js_static_fn_variable.js
function maybeShowAlert(event) {
event.preventDefault();
if (maybeShowAlert.shown === undefined) {
alert("Hello!");
maybeShowAlert.shown = true;
}
}
document.addEventListener("mouseout", maybeShowAlert, false);
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