3v4l.org

run code in 300+ PHP versions simultaneously
<?php macro async: Awaitable { // $$ is a (Closure(): mixed) return Psl\Async\run($$); } macro await: Awaitable { return Psl\Async\await($$()); } macro await_all: Awaitable { return Psl\Async\all($$()); } macro foo: int { return 1; } macro bar: mixed { return $$(); } macro main: never { $$(); exit(0); } main! { $awaitable = async! $server->nextConnection(); $client = await! $awaitable; [$response1, $response2] = await_all! [ async! $client->request('GET', '/foo'), async! $client->request('GET', '/bar'), ]; // equivelent to: [$response1, $response2] = Psl\Async\all([ Psl\Async\run(fn() => $client->request('GET', '/foo')), Psl\Async\run(fn() => $client->request('GET', '/bar')), ]); $foo = foo! { die('this is never called!'); }; $bar = bar! { // this block will capture variables from parent scope. return 4 + $foo; }; var_dump($bar); };

Here you find the average performance (time & memory) of each version. A grayed out version indicates it didn't complete successfully (based on exit-code).

VersionSystem time (s)User time (s)Memory (MiB)
8.1.60.0030.00617.40
8.1.50.0200.00617.32
8.1.40.0250.00317.25
8.1.30.0210.00617.54
8.1.20.0150.01217.37
8.1.10.0270.00017.42
8.1.00.0200.00917.33
8.0.180.0140.00916.82
8.0.170.0150.00516.93
8.0.160.0160.00516.91
8.0.150.0180.00416.84
8.0.140.0180.00316.81
8.0.130.0180.00316.91
8.0.120.0100.01016.79
8.0.110.0120.00916.68
8.0.100.0180.00316.74
8.0.90.0190.00316.79
8.0.80.0230.00016.90
8.0.70.0160.00516.85
8.0.60.0060.01216.86
8.0.50.0120.00716.68
8.0.30.0120.00816.88
8.0.20.0160.00516.88
8.0.10.0230.00016.88
7.4.290.0110.00416.38
7.4.280.0080.00616.42
7.4.270.0030.00716.31
7.4.260.0100.00616.27
7.4.250.0090.00616.46
7.4.240.0110.00716.33
7.4.230.0170.00716.42
7.4.220.0190.00316.34
7.4.210.0150.00816.41
7.4.200.0100.01016.36
7.4.190.0220.00016.38
7.4.180.0160.00316.48
7.4.160.0170.00316.39
7.4.150.0180.00416.24
7.4.140.0140.00716.20
7.4.130.0170.00316.25
7.4.120.0180.00316.25
7.4.110.0150.00416.23
7.4.100.0150.00616.36
7.4.90.0130.00816.21
7.4.80.0170.00316.22
7.4.70.0200.00316.23
7.4.60.0200.00016.16
7.4.50.0180.00416.20
7.4.40.0150.00516.29
7.4.30.0210.00016.20
7.4.20.0160.00416.28
7.4.10.0100.01016.28
7.4.00.0130.00616.29

preferences:
154.1 ms | 1303 KiB | 7 Q