Chosen
How to modify the data-placeholder value: using javascript ex:
<select data-placeholder="Para:" name="cd_aluno[]"id="cd_aluno" multiple class="chosen-select">
change the date-placeholder with js
CKEditor
How to disable ckeditor (disabled) textarea Ex:
<textarea id="editor1" class="form-control" name="email" rows="15"style="margin-top: 2px;"></textarea>
document.getElementById("editor1").disabled = true;
To change data-placeholder , use .data() of JQuery :
$('#cd_aluno').data('placeholder', 'novo valor');
To disable CKEditor (make it read-only), you can configure it at startup by setting the CKEDITOR.config.readOnly setting to true. For example:
config.readOnly = true;
Another way is to set the disabled attribute to the <textarea> element that CKEditor replaces. View this example , which allows you to enable and disable CKEditor's read-only mode.