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validar limite de elementos seleccionados en select multiple

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validar limite de elementos seleccionados en select multiple

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  1. $('#selectRoles').change(function(event) {
  2. 	if ($(this).val().length > 5) {
  3. 		alert("Solo puede seleccionar 5 roles a la vez");
  4. 		$(this).val(ultimo_valido);
  5. 	}else{
  6. 		ultimo_valido = $(this).val();
  7. 	}
  8. });

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