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<?php $fruits = [ 'apple', 'banana' , 'cherry' ]; foreach ( $fruits as $fruit ) { // The $fruit just gets overwritten each time, so the array of $fruits never changes. $fruit = str_rot13( $fruit ); } print_r( $fruits ); foreach ( $fruits as $key => $fruit ) { // Now we're assigning the rotated string back to the original array. $fruits[ $key ] = str_rot13( $fruit ); } print_r( $fruits );
Output for 8.1.0 - 8.1.34, 8.2.0 - 8.2.30, 8.3.0 - 8.3.30, 8.4.1 - 8.4.14, 8.4.16 - 8.4.17, 8.5.0 - 8.5.2
Array ( [0] => apple [1] => banana [2] => cherry ) Array ( [0] => nccyr [1] => onanan [2] => pureel )
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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