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script.js
28 lines (23 loc) · 848 Bytes
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script.js
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const inputs = document.querySelectorAll('.input');
const button = document.querySelector('.login__button');
const handleFocus = ({ target }) => {
const span = target.previousElementSibling;
span.classList.add('span-active');
}
const handleFocusOut = ({ target }) => {
if (target.value === '') {
const span = target.previousElementSibling;
span.classList.remove('span-active');
}
}
const handleChange = () => {
const [username, password] = inputs;
if (username.value && password.value.length >= 8) {
button.removeAttribute('disabled');
} else {
button.setAttribute('disabled', '');
}
}
inputs.forEach((input) => input.addEventListener('focus', handleFocus));
inputs.forEach((input) => input.addEventListener('focusout', handleFocusOut));
inputs.forEach((input) => input.addEventListener('input', handleChange));