jQuery - change value textbox on click button by Norlihazmey Ghazali
http://stackoverflow.com/questions/32265507/autofill-form-when-click-on-a-button/32265606#32265644
HTML
<div class="form-group">
<label class="control-label col-md-3 col-sm-3 col-xs-12">Input 1:</label>
<div class="col-md-9 col-sm-9 col-xs-12">
<input type="text" class="form-control vorspeise" value="<?php echo $yy ?>" required>
</div>
</div>
<div class="form-group">
<label class="control-label col-md-3 col-sm-3 col-xs-12">Input 2:</label>
<div class="col-md-9 col-sm-9 col-xs-12">
<input type="text" name="vorspeise-traditionell-dienstag" class="form-control vorspeise" value="<?php echo $yy ?>" required>
</div>
</div>
<div class="form-group">
<label class="control-label col-md-3 col-sm-3 col-xs-12">Input 3:</label>
<div class="col-md-9 col-sm-9 col-xs-12">
<input type="text" name="vorspeise-traditionell-mittwoch" class="form-control vorspeise" value="<?php echo $yy ?>" required>
</div>
</div>
<div class="form-group">
<label class="control-label col-md-3 col-sm-3 col-xs-12">Input 3:</label>
<div class="col-md-9 col-sm-9 col-xs-12">
<input type="checkbox" class="myCheckbox">
<input type="checkbox"> <!-- this not checked because we do not included that -->
<input type="checkbox" class="myCheckbox">
</div>
</div>
<a class="btn btn-warning" href="#" onClick="autoFill('Suppenbuffet'); return false;" role="button">Suppenbuffet</a>
JavaScript
function autoFill(vorspeise) {
$('.vorspeise').val(vorspeise);
$('.myCheckbox').prop('checked', true)
}