anakahala/gist:9248889

## gistfile1.html
<!doctype html>
<html>
  <head>
    <title>Button Disabled By Vue.js</title>
    <meta charset="utf-8">
  </head>
  <body>
    <h2>Button Disabled By Vue.js</h2>
    <div id="app">
      <div>
        <input v-model="agree" type="checkbox" />利用規約に同意します
        <button v-attr="disabled: !agree">Submit</button>
      </div>
      <div>
        <input v-model="textValue" />
        <button v-attr="disabled: textValue == ''">Submit</button>
      </div>
    </div>
    <script src="js/vue.min.js"></script>
    <script type="text/javascript">
      var app = new Vue({
        el: '#app',
        data: {
          agree: false,
          textValue: ''
        }
      });
    </script>
  </body>
</html>
	<!doctype html>
	<html>
	<head>
	<title>Button Disabled By Vue.js</title>
	<meta charset="utf-8">
	</head>
	<body>
	<h2>Button Disabled By Vue.js</h2>
	<div id="app">
	<div>
	<input v-model="agree" type="checkbox" />利用規約に同意します
	<button v-attr="disabled: !agree">Submit</button>
	</div>
	<div>
	<input v-model="textValue" />
	<button v-attr="disabled: textValue == ''">Submit</button>
	</div>
	</div>
	<script src="js/vue.min.js"></script>
	<script type="text/javascript">
	var app = new Vue({
	el: '#app',
	data: {
	agree: false,
	textValue: ''
	}
	});
	</script>
	</body>
	</html>