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<head>
<style>
#point:after{
content:"\000D4";
}
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<body>
<p>Uppercase O Circumflex using Hexa Decimal: Ô</p>
<p>Uppercase O Circumflex using HTML Code: Ô</p>
<p>Uppercase O Circumflex using HTML Entity: Ô</p>
<p id="point">Uppercase O Circumflex using CSS Entity: </p>
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