<?php
for ($i = -1; $i < 2; $i++) {
for ($j = -1; $j < 2; $j++) {
echo sprintf("%2d <=> %2d: %2d" . PHP_EOL, $i, $j, $i <=> $j);
}
}
- Output for 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, 8.0.0 - 8.0.30, 8.1.0 - 8.1.31, 8.2.0 - 8.2.27, 8.3.0 - 8.3.4, 8.3.6 - 8.3.15, 8.4.1 - 8.4.2
- -1 <=> -1: 0
-1 <=> 0: -1
-1 <=> 1: -1
0 <=> -1: 1
0 <=> 0: 0
0 <=> 1: -1
1 <=> -1: 1
1 <=> 0: 1
1 <=> 1: 0
- Output for 8.3.5
- Warning: PHP Startup: Unable to load dynamic library 'sodium.so' (tried: /usr/lib/php/8.3.5/modules/sodium.so (libsodium.so.23: cannot open shared object file: No such file or directory), /usr/lib/php/8.3.5/modules/sodium.so.so (/usr/lib/php/8.3.5/modules/sodium.so.so: cannot open shared object file: No such file or directory)) in Unknown on line 0
-1 <=> -1: 0
-1 <=> 0: -1
-1 <=> 1: -1
0 <=> -1: 1
0 <=> 0: 0
0 <=> 1: -1
1 <=> -1: 1
1 <=> 0: 1
1 <=> 1: 0
- Output for 4.4.2 - 4.4.9, 5.1.0 - 5.1.6, 5.2.0 - 5.2.17, 5.3.0 - 5.3.29, 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40
- Parse error: syntax error, unexpected '>' in /in/WcRSo on line 5
Process exited with code 255. - Output for 4.3.0 - 4.3.1, 4.3.5 - 4.3.11, 4.4.0 - 4.4.1, 5.0.0 - 5.0.5
- Parse error: parse error, unexpected '>' in /in/WcRSo on line 5
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/WcRSo on line 5
Process exited with code 255.
preferences:
143.77 ms | 411 KiB | 5 Q