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<?php $str = "aHR0cHM6Ly93d3cnVuY3Rpb24uc3RyLXNwbGl0LnBocA=="; $devide = 3; $char = '*'; // that not used in your string $add = $devide - strlen($str)%$devide; $total = strlen($str) + $add; $str = str_pad($str,$total,$char,STR_PAD_LEFT); $result = str_split($str, $total/$devide ); var_dump($result);
Output for 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.33, 8.2.0 - 8.2.29, 8.3.0 - 8.3.28, 8.4.1 - 8.4.14, 8.5.0 - 8.5.1
array(3) { [0]=> string(16) "**aHR0cHM6Ly93d3" [1]=> string(16) "cnVuY3Rpb24uc3Ry" [2]=> string(16) "LXNwbGl0LnBocA==" }
Output for 8.4.15
/bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libm.so.6: version `GLIBC_2.35' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.34' not found (required by /bin/php-8.4.15) /bin/php-8.4.15: /usr/lib/libc.so.6: version `GLIBC_2.38' not found (required by /bin/php-8.4.15)
Process exited with code 1.

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