How can strings be converted to hex characters for manipulation in PHP?

PHP
string manipulation
hex characters
conversion
functions

To convert strings to hex characters in PHP, you can use the `bin2hex()` function. This function takes a string as input and returns the hexadecimal representation of each byte in the string. This can be useful for manipulating strings in a hexadecimal format.

php

$string = "Hello, World!";
$hexString = bin2hex($string);

echo $hexString;

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How can strings be converted to hex characters for manipulation in PHP?

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