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2021-11-26 21:05:06 +00:00
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const seasonTextbox = document.getElementById('season-textbox');
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const submitButton = document.getElementById('submit-button');
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async function checkDataValidity() {
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let dataIsValid = true;
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if(seasonTextbox.value == "") dataIsValid = false;
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submitButton.disabled = !dataIsValid;
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}
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checkDataValidity();
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seasonTextbox.addEventListener('keyup', checkDataValidity);
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seasonTextbox.addEventListener('change', checkDataValidity);
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