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<html lang="en-US">
<head>
<style>
#point:after{
content:"\02254";
}
</style>
</head>
<body>
<p>Colon Equals using Hexa Decimal: ≔</p>
<p>Colon Equals using HTML Code: ≔</p>
<p>Colon Equals using HTML Entity: ≔</p>
<p id="point">Colon Equals using CSS Entity: </p> </body>
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