<?php
function gen_key($key, $mod)
{
$result = [];
$i = 0;
while (count($result) < $mod) {
$new_key = $key . '_' . $i;
$k = crc32($new_key) % $mod;
$i = $i + 1;
if (!isset($result[$k])) {
$result[$k] = $new_key;
}
}
return $result;
}
print_r(gen_key("key_1000", 5));
print_r(gen_key("key_1001", 5));
print_r(gen_key("key_1002", 5));
print_r(gen_key("key_1003", 5));
print_r(gen_key("key_1004", 5));
- Output for 5.4.0 - 5.4.45, 5.5.0 - 5.5.38, 5.6.0 - 5.6.40, 7.0.0 - 7.0.33, 7.1.0 - 7.1.33, 7.2.0 - 7.2.33, 7.3.0 - 7.3.33, 7.4.0 - 7.4.33, 8.0.0 - 8.0.30, 8.1.0 - 8.1.28, 8.2.0 - 8.2.19, 8.3.0 - 8.3.4, 8.3.6 - 8.3.7
- Array
(
[0] => key_1000_0
[1] => key_1000_2
[3] => key_1000_4
[4] => key_1000_5
[2] => key_1000_7
)
Array
(
[4] => key_1001_0
[0] => key_1001_1
[3] => key_1001_5
[1] => key_1001_8
[2] => key_1001_10
)
Array
(
[1] => key_1002_0
[0] => key_1002_1
[3] => key_1002_2
[2] => key_1002_3
[4] => key_1002_21
)
Array
(
[0] => key_1003_0
[2] => key_1003_1
[3] => key_1003_7
[4] => key_1003_9
[1] => key_1003_15
)
Array
(
[0] => key_1004_0
[1] => key_1004_1
[4] => key_1004_2
[3] => key_1004_4
[2] => key_1004_12
)
- 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
Array
(
[0] => key_1000_0
[1] => key_1000_2
[3] => key_1000_4
[4] => key_1000_5
[2] => key_1000_7
)
Array
(
[4] => key_1001_0
[0] => key_1001_1
[3] => key_1001_5
[1] => key_1001_8
[2] => key_1001_10
)
Array
(
[1] => key_1002_0
[0] => key_1002_1
[3] => key_1002_2
[2] => key_1002_3
[4] => key_1002_21
)
Array
(
[0] => key_1003_0
[2] => key_1003_1
[3] => key_1003_7
[4] => key_1003_9
[1] => key_1003_15
)
Array
(
[0] => key_1004_0
[1] => key_1004_1
[4] => key_1004_2
[3] => key_1004_4
[2] => key_1004_12
)
- 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
- Parse error: syntax error, unexpected '[' in /in/VjLpr on line 6
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/VjLpr on line 6
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/VjLpr on line 6
Process exited with code 255.
preferences:
356.42 ms | 401 KiB | 463 Q