'Remove first and last word from a string(php))

I want to remove the first and last word from a string.

$string = "12121";

I tried trimming it like

$string = "12121";
$trimmed = trim($string, 1);
print($trimmed);

Result 22 And I want 212 So please help me

php string set trim

Solution 1:^[1]

can you try this?

<!DOCTYPE html>
<html>
<body>
<?php
$string = "12121";
$temp = ltrim($string, 1);
$trimmed = rtrim($temp, 1);
print($trimmed);
?>

</body>
</html>

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Solution	Source
Solution 1	Romil Dhanani