Tutorial #5 del Curso de Jquery, en este tutorial seguimos viendo selectores y como estos nos ayudan a seleccionar elementos del DOM.
<!DOCTYPE html>
<html lang="es">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>selectores 2</title>
</head>
<body>
<p class="texto">hola</p>
<p class="der">hola</p>
<p class="texto">hola</p>
<script src="js/jquery-2.1.3.min.js"></script>
<script type="text/javascript">
$(document).ready(function() {
$('.texto').css('color','red');
});
</script>
</body>
</html><!DOCTYPE html>
<html lang="es">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>selectores 3</title>
</head>
<body>
<p title="hola">un texto</p>
<p title="texto">un texto</p>
<p>otro parrafo</p>
<script src="js/jquery-2.1.3.min.js"></script>
<script type="text/javascript">
$(document).ready(function() {
$('p[title=hola]').css('color','red');
});
</script>
</body>
</html><!DOCTYPE html>
<html lang="es">
<head>
<meta charset="utf-8">
<meta http-equiv="X-UA-Compatible" content="IE=edge">
<meta name="viewport" content="width=device-width, initial-scale=1">
<title>selectores 4</title>
</head>
<body>
<p>un texto</p>
<p>otro texto</p>
<script src="js/jquery-2.1.3.min.js"></script>
<script type="text/javascript">
$(document).ready(function() {
$('p').css('color','red');
});
</script>
</body>
</html>