<?php
$strings = [
'100010' => '110',
'010200' => '1200',
'01110' => '1110',
];
foreach ($strings as $subject => $expected)
{
$actual = preg_replace('/0(?=^)/', '', $subject);
printf(" %s -> %s (expected: %s)\n", $subject, $actual, $expected);
}
- 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 - 8.2.18, 8.3.0 - 8.3.6
- 100010 -> 100010 (expected: 110)
010200 -> 010200 (expected: 1200)
01110 -> 01110 (expected: 1110)
- 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/W1FFJ on line 3
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/W1FFJ on line 3
Process exited with code 255. - Output for 4.3.2 - 4.3.4
- Parse error: parse error in /in/W1FFJ on line 3
Process exited with code 255.
preferences:
330.08 ms | 401 KiB | 457 Q