how to convert variable to string in php code example

Example 1: integer to string php

return strval($integer);

Example 2: php int to string

$number = 11;
// This
echo strval($number);
// Or This
echo (String) $number;
// Output
// "11"
// "11"

Example 3: php convert to string

<?php
class StrValTest
{
    public function __toString()
    {
        return __CLASS__;
    }
}

// Prints 'StrValTest'
echo strval(new StrValTest);
?>

Example 4: convert to string php

echo "'$animal'";