PHP htmlentities() Function

Last Updated : 17 Mar 2025

PHP htmlentities() function is string function, which is used to convert character to HTML entities.

Syntax:

Parameter	Description	Required/Optional
String	Specify the string to convert.	required
flags	Specify how to manage quotes, invalid encoding.	optional
Character	Specify the character set	optional
Double_encode	Specify a Boolean value.	optional

Example 1

<?php
$str = '<a href="https://www.javatpoint.com">Go to javatpoint.com</a>';
echo htmlentities($str);
?>

Output:

Go to javatpoint.com

Example 2

<?php
$str = "Hello PHP : 'E=MC?'";
echo htmlentities($str, ENT_COMPAT); // Will only convert double quotes
echo "<br>";
echo htmlentities($str, ENT_QUOTES); // Converts double and single quotes
echo "<br>";
echo htmlentities($str, ENT_NOQUOTES); // Does not convert any quotes
?>

Output:

Hello PHP : 'E=MC�'
Hello PHP : 'E=MC�'
Hello PHP : 'E=

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