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<!--
@license
Copyright (c) 2015 The Polymer Project Authors. All rights reserved.
This code may only be used under the BSD style license found at http://polymer.github.io/LICENSE.txt
The complete set of authors may be found at http://polymer.github.io/AUTHORS.txt
The complete set of contributors may be found at http://polymer.github.io/CONTRIBUTORS.txt
Code distributed by Google as part of the polymer project is also
subject to an additional IP rights grant found at http://polymer.github.io/PATENTS.txt
-->
<link rel="import" href="../../polymer/polymer.html">
<link rel="import" href="../../iron-validator-behavior/iron-validator-behavior.html">
<script>
Polymer({
is: 'letters-only',
behaviors: [
Polymer.IronValidatorBehavior
],
validate: function(value) {
return !value || value.match(/^[a-zA-Z]*$/) !== null;
}
});
</script>
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