3v4l.org

run code in 300+ PHP versions simultaneously
<?php declare(ticks=1); function tick() { global $ticks; if ($ticks) { if ($ticks[0][0] > 1) { $ticks[0][0]--; } else { $tick = array_shift($ticks); $tick[1](); } } } register_tick_function('tick'); class A { protected $b = ['d' => 321]; function & __get($name) { $current = $this->{$name}; echo "And now, __get is running...\n"; $GLOBALS['ticks'][] = [2, function () use ($current, $name) { if ($current !== $this->{$name}) { echo "Array WAS changed!!!\n"; } else { echo "Array not changed.\n"; } }]; return $this->{$name}; } } eval(' $a = new A(); $a->b["c"] = 123; var_dump($a->b); ');

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)
8.3.60.0100.00516.61
8.3.50.0110.00318.30
8.3.40.0110.00719.02
8.3.30.0070.00718.85
8.3.20.0030.00521.94
8.3.10.0080.00021.85
8.3.00.0080.00019.80
8.2.180.0120.00316.50
8.2.170.0110.00422.96
8.2.160.0120.00619.22
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00420.93
8.2.110.0060.00320.52
8.2.100.0100.00317.71
8.2.90.0000.00919.05
8.2.80.0030.00517.97
8.2.70.0040.00417.75
8.2.60.0030.00518.18
8.2.50.0000.00818.10
8.2.40.0040.00420.42
8.2.30.0040.00419.26
8.2.20.0040.00418.19
8.2.10.0040.00418.19
8.2.00.0040.00418.15
8.1.280.0140.00025.92
8.1.270.0080.00020.69
8.1.260.0000.00826.35
8.1.250.0050.00328.09
8.1.240.0060.00322.66
8.1.230.0090.00317.89
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0000.00917.35
8.1.190.0070.00217.38
8.1.180.0000.00818.10
8.1.170.0080.00018.60
8.1.160.0030.00319.05
8.1.150.0050.00318.83
8.1.140.0040.00419.61
8.1.130.0040.00418.95
8.1.120.0030.00517.55
8.1.110.0060.00317.39
8.1.100.0040.00417.48
8.1.90.0030.00517.52
8.1.80.0040.00417.54
8.1.70.0000.00717.41
8.1.60.0040.00417.62
8.1.50.0040.00417.57
8.1.40.0040.00417.45
8.1.30.0030.00617.68
8.1.20.0080.00317.67
8.1.10.0100.00017.48
8.1.00.0030.00717.53
8.0.300.0000.00818.77
8.0.290.0090.00016.75
8.0.280.0070.00018.46
8.0.270.0040.00417.30
8.0.260.0030.00317.18
8.0.250.0070.00317.01
8.0.240.0000.00716.93
8.0.230.0050.00316.96
8.0.220.0050.00316.89
8.0.210.0000.00716.77
8.0.200.0020.00516.86
8.0.190.0040.00416.95
8.0.180.0050.00216.86
8.0.170.0000.00716.84
8.0.160.0040.00416.82
8.0.150.0000.00816.91
8.0.140.0040.00416.78
8.0.130.0030.00313.40
8.0.120.0050.00316.78
8.0.110.0040.00416.78
8.0.100.0000.00816.79
8.0.90.0050.00216.89
8.0.80.0060.00916.91
8.0.70.0040.00416.93
8.0.60.0000.00916.79
8.0.50.0070.00016.85
8.0.30.0160.00217.17
8.0.20.0110.00717.41
8.0.10.0000.00716.88
8.0.00.0170.00416.52
7.4.330.0000.00515.55
7.4.320.0060.00016.54
7.4.300.0060.00016.63
7.4.290.0000.00816.62
7.4.280.0060.00316.46
7.4.270.0070.00016.59
7.4.260.0080.00316.64
7.4.250.0030.00516.59
7.4.240.0040.00416.45
7.4.230.0000.00816.52
7.4.220.0150.00316.65
7.4.210.0090.00916.56
7.4.200.0070.00016.43
7.4.160.0110.00516.55
7.4.150.0060.01117.40
7.4.140.0140.01217.86
7.4.130.0100.01416.41
7.4.120.0090.01216.57
7.4.110.0000.01716.49
7.4.100.0040.01516.46
7.4.90.0110.00616.48
7.4.80.0140.00319.39
7.4.70.0090.01216.54
7.4.60.0160.00016.52
7.4.50.0070.00716.29
7.4.40.0060.01216.59
7.4.30.0120.00916.52
7.4.00.0140.00014.92
7.3.330.0030.00313.17
7.3.320.0000.00613.37
7.3.310.0040.00416.42
7.3.300.0070.00016.43
7.3.290.0050.00916.38
7.3.280.0070.00916.35
7.3.270.0060.01217.40
7.3.260.0100.00716.50
7.3.250.0110.00916.58
7.3.240.0100.00616.45
7.3.230.0180.00416.40
7.3.210.0090.00916.52
7.3.200.0070.01016.58
7.3.190.0130.00316.36
7.3.180.0120.00416.68
7.3.170.0100.01216.30
7.3.160.0090.00616.52
7.3.10.0100.00716.71
7.3.00.0100.00716.73
7.2.330.0130.00616.69
7.2.320.0120.01416.63
7.2.310.0060.01016.63
7.2.300.0090.00916.59
7.2.290.0100.01316.74
7.2.130.0160.00016.96
7.2.120.0100.00317.00
7.2.110.0030.01517.05
7.2.100.0070.00316.97
7.2.90.0060.00917.06
7.2.80.0120.00317.00
7.2.70.0070.00317.08
7.2.60.0080.00716.85
7.2.50.0030.00716.95
7.2.40.0120.00417.01
7.2.30.0060.01417.14
7.2.20.0110.00317.07
7.2.10.0040.00817.00
7.2.00.0080.00618.19
7.1.250.0090.00615.79
7.1.200.0130.00315.84
7.1.70.0040.00417.16
7.1.60.0330.06338.90
7.1.50.0320.01232.57
7.1.40.0200.01732.42
7.1.30.0200.01732.46
7.1.20.0300.01332.71
7.1.10.0130.01014.62
7.1.00.0270.01014.71
7.0.200.0230.07020.57
7.0.190.0170.01014.77
7.0.180.0130.01014.44
7.0.170.0600.00714.35
7.0.160.0100.01314.35
7.0.150.0170.00714.44
7.0.140.0200.01314.50
7.0.130.0200.01014.64
7.0.120.0070.01714.64
7.0.110.0230.01014.48
7.0.100.0100.02014.40
7.0.90.0100.01314.58
7.0.80.0230.01014.50
7.0.70.0070.01714.63
7.0.60.0170.00714.31
7.0.50.0230.00314.61
7.0.40.0100.01314.48
7.0.30.0170.00314.51
7.0.20.0100.01014.48
7.0.10.0100.01014.31
7.0.00.0130.00714.48

preferences:
29.72 ms | 400 KiB | 5 Q