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Conditional Fields is a small jQuery plugin that shows/hides form fields (or any HTML elements) based on values in other form controls.

Conditional-Logic content-toggle

Documentation

This script allows you to show/hide fields depending on the values of another fields.

Demo: https://codepen.io/ArtZ91/pen/YBPYrm

HTML

<form class="form-conditional">   <div>     <label for="field1">Field 1</label>     <select name="field1" id="field1" class="form-control condition-trigger">       <option value="1">Option 1</option>       <option value="2">Option 2</option>       <option value="3">Option 3</option>       <option value="4">Option 4</option>       <option value="5">Option 5</option>     </select>   </div>   <div data-condition="field1" data-condition-value="2;5">     <label for="field2">Field 2</label>     <input name="field2" id="field2" type="text" class="form-control condition-trigger">   </div> </form>

JS

jQuery(function(){   $('.form-conditional').conditionalFields('init'); });

AJAX Example

$.ajax({   url: '/my-form',   method: 'GET',   dataType: "html",   success: function (html) {       $('.form-conditional').html(html);       $('.form-conditional').conditionalFields('update');   } });

Example: all fields must be valid

<div class="form-group condition-logical-and" data-condition="floors[]" data-condition-value="1">   ... </div>

Example: at least one field is valid

<div class="form-group condition-logical-or" data-condition="floors[]" data-condition-value="1">   ... </div>

Adding triggers with delay

<a href="#" data-toggle="collapse" data-target=".my-animated-div"     class="condition-trigger-delayed" data-delay="600">I need more fields</a>

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