if('serviceWorker' in navigator) {
div.style.backgroundColor = "green";
div.innerHTML ="serviceWorker exists";
} else {
div.style.backgroundColor = "red";
div.innerHTML ="serviceWorker is not exist";
}
Result
개발에 관한 단편적인 지식
if('serviceWorker' in navigator) {
div.style.backgroundColor = "green";
div.innerHTML ="serviceWorker exists";
} else {
div.style.backgroundColor = "red";
div.innerHTML ="serviceWorker is not exist";
}
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