clase JavaScript Hass
if (myElement.classList.contains('someClassname')) {
// do something
}
Friendly Hawk
if (myElement.classList.contains('someClassname')) {
// do something
}var count_elements = $('.class').length;if (document.body.classList.contains('thatClass')) {
// do some stuff
}document.body.classList.add('thisClass');
// $('body').addClass('thisClass');
document.body.classList.remove('thatClass');
// $('body').removeClass('thatClass');
document.body.classList.toggle('anotherClass');
// $('body').toggleClass('anotherClass');$('.check-fields').on('click', function () {
var reqlength = $('.required-entry').length;
console.log(reqlength);
var value = $('.required-entry').filter(function () {
return this.value != '';
});
if (value.length>=0 && (value.length !== reqlength)) {
alert('Please fill out all required fields.');
} else {
alert('Everything has a value.');
}
});