How to convert string to hexadecimal in php

#How to convert string to hexadecimal in php?

In php, you can use the bin2hex function to convert the string into hexadecimal form for output. The bin2hex() function returns the result as ascii code

<?php
    $string = "Hello\tworld!\n";
    print($string."\n");
    print(bin2hex($string)."\n");
?>

Output The results are as follows:

Hello world!
  
48656c6c6f09776f726c64210a

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