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<?php class Foo { private $a = ['a', 'b', 'c']; public function count() { return count($this->a); } public function get($i) { return $this->a[$i]; } } $foo = new Foo; echo 'Missing "a" (last record) and fails first record as count() is 1 position higher than total indexes' . \PHP_EOL; for($i = $foo->count(); $i > 0; $i--){ echo $foo->get($i) . \PHP_EOL; } echo \PHP_EOL . '---' . \PHP_EOL . \PHP_EOL; for($i = $foo->count()-1; $i >= 0; $i--){ echo $foo->get($i) . \PHP_EOL; }
Output for 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
Missing "a" (last record) and fails first record as count() is 1 position higher than total indexes Warning: Undefined array key 3 in /in/tQPPB on line 14 c b --- c b a
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.
Output for 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.34, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33
Missing "a" (last record) and fails first record as count() is 1 position higher than total indexes Notice: Undefined offset: 3 in /in/tQPPB on line 14 c b --- c b a
preferences:
174.73 ms | 410 KiB | 5 Q