I have a one text box search, and one button,when i add the text and click button, related data will be getting but when i click another search.that is taking same id,previous id not clearing. how to clear that id
<div class="col-lg-4 col-sm-4 col-xs-12">
<i class="glyphicon glyphicon-search"></i>
<div class="form-group">
<input type="text" class="form-control" id="isbncollegeid" data-ng-model="isbncollege" placeholder=" Search By college ISBN" name="isbncollegeid">
</div>
</div>
<div class="col-sm-4">
<br />
<div class="form-group">
<input type="hidden" id="bookcollgeIsbn" name="bookcollgeIsbn" />
<button type="button" class="btn btn-sky" id="IsbntcolDetails" data-ng-disabled="LibraryIsbnForm.$invalid" data-ng-click="DetailscolByISBN()">Get Details<i class="fa fa-exclamation"></i>
</button>
<button type="button" class="btn btn-sky" id="clear" data-ng-click="ClearISbnCollege()">Clear<i class="fa fa-exclamation"></i>
</button>
</div>
</div>