JSON Array

by ChrisStanyon

HTML

<form name="json_test" id="json_test">
  <span class="lbl">Image Name</span><input type="text" name="imagename"><br>
  <span class="lbl">Caption</span><input type="text" name="image_caption"><br>
  <span class="lbl">Alt</span><input type="text" name="alt"><br>
  <button role="submit" class="btn btn-success">Submit</button>
</form>

CSS

body {
  background: #20262E;
  padding: 20px;
  font-family: Helvetica;
}

#banner-message {
  background: #fff;
  border-radius: 4px;
  padding: 20px;
  font-size: 25px;
  text-align: center;
  transition: all 0.2s;
  margin: 0 auto;
  width: 300px;
}

button {
  background: #0084ff;
  border: none;
  border-radius: 5px;
  padding: 8px 14px;
  font-size: 15px;
  color: #fff;
}

#banner-message.alt {
  background: #0084ff;
  color: #fff;
  margin-top: 40px;
  width: 200px;
}

#banner-message.alt button {
  background: #fff;
  color: #000;
}

span.lbl {
  width:128px;
  float: left;
  color: white;
}

JavaScript

var json_txt = '[{"imagename":"ruby.jpg","image_caption":"Ruby Slippers"},{"imagename":"emerald.jpg","image_caption":"Emerald City"},{"imagename":"brickroad.jpg","image_caption":"The Yellow Brick Road"}]';

var data = JSON.parse(json_txt);

$('#json_test').on('submit', function(e) {
    e.preventDefault();

    var newObj = {};
    
    $(":text",this).each(function() {
        newObj[$(this).attr("name")] = $(this).val();
    });

    data.push(newObj);
    
    console.log(JSON.stringify(data));
});