"Input Validation + Colorful Input Groups"
Bootstrap 3.1.0 Snippet by navinamin

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<link href="//netdna.bootstrapcdn.com/bootstrap/3.1.0/css/bootstrap.min.css" rel="stylesheet" id="bootstrap-css">
<script src="//netdna.bootstrapcdn.com/bootstrap/3.1.0/js/bootstrap.min.js"></script>
<script src="//code.jquery.com/jquery-1.11.1.min.js"></script>
<!------ Include the above in your HEAD tag ---------->
<div class="container"> <div class="row"> <h2>Input Validation + Colorful Input Groups</h2> </div> <div class="row"> <div class="col-sm-offset-4 col-sm-4"> <form method="post"> <div class="form-group"> <label for="validate-text">Validate Text</label> <div class="input-group"> <input type="text" class="form-control" name="validate-text" id="validate-text" placeholder="Validate Text" required> <span class="input-group-addon danger"><span class="glyphicon glyphicon-remove"></span></span> </div> </div> <div class="form-group"> <label for="validate-optional">Optional</label> <div class="input-group"> <input type="text" class="form-control" name="validate-optional" id="validate-optional" placeholder="Optional"> <span class="input-group-addon info"><span class="glyphicon glyphicon-asterisk"></span></span> </div> </div> <div class="form-group"> <label for="validate-optional">Already Validated!</label> <div class="input-group"> <input type="text" class="form-control" name="validate-text" id="validate-text" placeholder="Validate Text" value="Validated!" required> <span class="input-group-addon danger"><span class="glyphicon glyphicon-remove"></span></span> </div> </div> <div class="form-group"> <label for="validate-email">Validate Email</label> <div class="input-group" data-validate="email"> <input type="text" class="form-control" name="validate-email" id="validate-email" placeholder="Validate Email" required> <span class="input-group-addon danger"><span class="glyphicon glyphicon-remove"></span></span> </div> </div> <div class="form-group"> <label for="validate-phone">Validate Phone</label> <div class="input-group" data-validate="phone"> <input type="text" class="form-control" name="validate-phone" id="validate-phone" placeholder="(814) 555-1234" required> <span class="input-group-addon danger"><span class="glyphicon glyphicon-remove"></span></span> </div> </div> <div class="form-group"> <label for="validate-length">Minimum Length</label> <div class="input-group" data-validate="length" data-length="5"> <textarea type="text" class="form-control" name="validate-length" id="validate-length" placeholder="Validate Length" required></textarea> <span class="input-group-addon danger"><span class="glyphicon glyphicon-remove"></span></span> </div> </div> <div class="form-group"> <label for="validate-select">Validate Select</label> <div class="input-group"> <select class="form-control" name="validate-select" id="validate-select" placeholder="Validate Select" required> <option value="">Select an item</option> <option value="item_1">Item 1</option> <option value="item_2">Item 2</option> <option value="item_3">Item 3</option> </select> <span class="input-group-addon danger"><span class="glyphicon glyphicon-remove"></span></span> </div> </div> <div class="form-group"> <label for="validate-number">Validate Number</label> <div class="input-group" data-validate="number"> <input type="text" class="form-control" name="validate-number" id="validate-number" placeholder="Validate Number" required> <span class="input-group-addon danger"><span class="glyphicon glyphicon-remove"></span></span> </div> </div> <button type="submit" class="btn btn-primary col-xs-12" disabled>Submit</button> </form> </div> </div> </div>
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.input-group-addon.primary { color: rgb(255, 255, 255); background-color: rgb(50, 118, 177); border-color: rgb(40, 94, 142); } .input-group-addon.success { color: rgb(255, 255, 255); background-color: rgb(92, 184, 92); border-color: rgb(76, 174, 76); } .input-group-addon.info { color: rgb(255, 255, 255); background-color: rgb(57, 179, 215); border-color: rgb(38, 154, 188); } .input-group-addon.warning { color: rgb(255, 255, 255); background-color: rgb(240, 173, 78); border-color: rgb(238, 162, 54); } .input-group-addon.danger { color: rgb(255, 255, 255); background-color: rgb(217, 83, 79); border-color: rgb(212, 63, 58); }
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$(document).ready(function() { $('.input-group input[required], .input-group textarea[required], .input-group select[required]').on('keyup change', function() { var $form = $(this).closest('form'), $group = $(this).closest('.input-group'), $addon = $group.find('.input-group-addon'), $icon = $addon.find('span'), state = false; if (!$group.data('validate')) { state = $(this).val() ? true : false; }else if ($group.data('validate') == "email") { state = /^([a-zA-Z0-9_\.\-])+\@(([a-zA-Z0-9\-])+\.)+([a-zA-Z0-9]{2,4})+$/.test($(this).val()) }else if($group.data('validate') == 'phone') { state = /^[(]{0,1}[0-9]{3}[)]{0,1}[-\s\.]{0,1}[0-9]{3}[-\s\.]{0,1}[0-9]{4}$/.test($(this).val()) }else if ($group.data('validate') == "length") { state = $(this).val().length >= $group.data('length') ? true : false; }else if ($group.data('validate') == "number") { state = !isNaN(parseFloat($(this).val())) && isFinite($(this).val()); } if (state) { $addon.removeClass('danger'); $addon.addClass('success'); $icon.attr('class', 'glyphicon glyphicon-ok'); }else{ $addon.removeClass('success'); $addon.addClass('danger'); $icon.attr('class', 'glyphicon glyphicon-remove'); } if ($form.find('.input-group-addon.danger').length == 0) { $form.find('[type="submit"]').prop('disabled', false); }else{ $form.find('[type="submit"]').prop('disabled', true); } }); $('.input-group input[required], .input-group textarea[required], .input-group select[required]').trigger('change'); });
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