Gán giá trị input Javascript 2 RUN
 
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<!DOCTYPE html>
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<html>
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    <head>
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        <meta charset="utf-8">
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    </head>
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    <body>
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        <h1>Gán giá trị cho thẻ input javascript | freetuts.net</h1>
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        <input type="text" id="domain" name="domain" value=""/>
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        <button onclick="setDomain()">Gán giá trị</button>
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        <script>
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            function setDomain() {
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                let domain = 'freetuts.net';
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                document.getElementById('domain').setAttribute('value', domain);
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            }
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        </script>
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    </body>
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</html>
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