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    @polymer/iron-meta
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    3.0.1 • Public • Published

    Published on NPM Build status Published on webcomponents.org

    <iron-meta>

    iron-meta is a generic element you can use for sharing information across the DOM tree.

    See: Documentation, Demo.

    Usage

    Installation

    npm install --save @polymer/iron-meta
    

    In an HTML file

    <html>
      <head>
        <script type="module">
          import '@polymer/iron-meta/iron-meta.js';
        </script> 
      </head>
      <body>
        <iron-meta key="info" value="foo"></iron-meta>
        <!-- Other elements reading from the key 'info' see the value 'foo'. -->
      </body>
    </html>

    In a Polymer 3 element

    import {PolymerElement} from '@polymer/polymer/polymer-element.js';
    import {html} from '@polymer/polymer/lib/utils/html-tag.js';
     
    import '@polymer/iron-meta/iron-meta.js';
     
    class ExampleElement extends PolymerElement {
      static get properties() {
        return {
          prop: String,
        };
      }
     
      static get template() {
        return html`
          <iron-meta key="info" value="{{prop}}"></iron-meta>
          info: [[prop]]
        `;
      }
    }
     
    customElements.define('example-element', ExampleElement);

    Contributing

    If you want to send a PR to this element, here are the instructions for running the tests and demo locally:

    Installation

    git clone https://github.com/PolymerElements/iron-meta
    cd iron-meta
    npm install
    npm install -g polymer-cli

    Running the demo locally

    polymer serve --npm
    open http://127.0.0.1:<port>/demo/

    Running the tests

    polymer test --npm

    Install

    npm i @polymer/iron-meta

    DownloadsWeekly Downloads

    35,297

    Version

    3.0.1

    License

    BSD-3-Clause

    Unpacked Size

    18.9 kB

    Total Files

    9

    Last publish

    Collaborators

    • straversi
    • tvanderlippe
    • justinfagnani
    • aomarks
    • emarquez
    • sorvell
    • bicknellr
    • usergenic
    • polymer-devs
    • azakus