3v4l.org

run code in 300+ PHP versions simultaneously
<?php class A { private $data; public function __construct() { $this->data = array( "Name" => "Fred", "Occupation" => "Flintstone Mason" ); } public function print_data() { foreach ($this->data as $k => $v) { echo "k=".$k." v=".$v."\n"; } } public function get_data() { return $this->data; } } $a = new A(); $a->print_data(); $ar = $a->get_data(); $ar['Age'] = 50; $a->print_data();

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)
8.3.60.0040.01118.43
8.3.50.0220.00416.24
8.3.40.0120.00318.80
8.3.30.0070.00718.71
8.3.20.0040.00420.30
8.3.10.0070.00021.73
8.3.00.0000.01117.72
8.2.180.0150.00416.50
8.2.170.0110.00322.96
8.2.160.0130.00320.35
8.2.150.0040.00424.18
8.2.140.0070.00324.66
8.2.130.0050.00221.18
8.2.120.0080.00026.35
8.2.110.0030.00621.19
8.2.100.0080.00417.85
8.2.90.0000.00818.16
8.2.80.0080.00018.04
8.2.70.0040.00417.63
8.2.60.0040.00418.02
8.2.50.0000.00918.10
8.2.40.0040.00420.60
8.2.30.0000.00719.30
8.2.20.0000.00718.18
8.2.10.0030.00518.11
8.2.00.0040.00418.11
8.1.280.0110.00725.92
8.1.270.0000.00823.84
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0060.00620.76
8.1.230.0030.00721.05
8.1.220.0030.00617.78
8.1.210.0040.00418.77
8.1.200.0060.00317.25
8.1.190.0050.00317.35
8.1.180.0040.00418.10
8.1.170.0040.00418.61
8.1.160.0000.00719.00
8.1.150.0000.00718.79
8.1.140.0050.00319.59
8.1.130.0040.00418.93
8.1.120.0000.00817.55
8.1.110.0050.00317.38
8.1.100.0040.00417.48
8.1.90.0000.00717.45
8.1.80.0080.00017.49
8.1.70.0040.00417.39
8.1.60.0000.00817.54
8.1.50.0030.00517.55
8.1.40.0000.00717.51
8.1.30.0070.00017.54
8.1.20.0050.00317.57
8.1.10.0080.00017.44
8.1.00.0040.00417.48
8.0.300.0080.00019.96
8.0.290.0040.00416.63
8.0.280.0030.00318.43
8.0.270.0030.00317.14
8.0.260.0000.00716.86
8.0.250.0030.00316.94
8.0.240.0000.01017.01
8.0.230.0050.00316.82
8.0.220.0070.00316.90
8.0.210.0070.00016.92
8.0.200.0040.00416.90
8.0.190.0030.00616.98
8.0.180.0030.00716.81
8.0.170.0040.00416.81
8.0.160.0030.00316.94
8.0.150.0070.00016.77
8.0.140.0000.00716.74
8.0.130.0000.00613.36
8.0.120.0000.00716.87
8.0.110.0000.00716.95
8.0.100.0030.00516.88
8.0.90.0000.00716.72
8.0.80.0090.00616.85
8.0.70.0080.00016.80
8.0.60.0040.00416.70
8.0.50.0040.00416.78
8.0.30.0090.00817.06
8.0.20.0120.00717.40
8.0.10.0000.00716.82
8.0.00.0130.00617.02
7.4.330.0000.00615.55
7.4.320.0030.00316.57
7.4.300.0000.00616.39
7.4.290.0000.00816.59
7.4.280.0030.00316.48
7.4.270.0030.00316.40
7.4.260.0000.00513.27
7.4.250.0000.00716.62
7.4.240.0040.00416.61
7.4.230.0070.00016.57
7.4.220.0090.00916.47
7.4.210.0030.01016.62
7.4.200.0040.00416.35
7.4.160.0090.00716.45
7.4.150.0110.00717.40
7.4.140.0100.01017.86
7.4.130.0120.00516.54
7.4.120.0130.00616.52
7.4.110.0150.00716.46
7.4.100.0100.00716.45
7.4.90.0030.01316.47
7.4.80.0100.00619.39
7.4.70.0070.01116.56
7.4.60.0110.00616.55
7.4.50.0060.01016.53
7.4.40.0130.01016.54
7.4.30.0060.01516.57
7.4.00.0090.00514.89
7.3.330.0050.00013.22
7.3.320.0000.00513.36
7.3.310.0000.00716.46
7.3.300.0030.00316.23
7.3.290.0070.00716.37
7.3.280.0070.00816.34
7.3.270.0170.00717.40
7.3.260.0090.00816.58
7.3.250.0100.01016.46
7.3.240.0080.00916.55
7.3.230.0130.00516.58
7.3.210.0130.00316.46
7.3.200.0050.01016.45
7.3.190.0090.00916.52
7.3.180.0060.01316.40
7.3.170.0030.01416.44
7.3.160.0090.00816.44
7.3.120.0110.00714.62
7.3.110.0000.01214.50
7.3.100.0070.00714.95
7.3.90.0160.00014.95
7.3.80.0100.00314.57
7.3.70.0070.00414.57
7.3.60.0120.00614.65
7.3.50.0040.01114.89
7.3.40.0060.00314.61
7.3.30.0090.00314.96
7.3.20.0070.01116.46
7.3.10.0070.00616.52
7.3.00.0050.00916.67
7.2.330.0130.00316.49
7.2.320.0070.01016.79
7.2.310.0040.01216.68
7.2.300.0100.01316.79
7.2.290.0030.01316.87
7.2.250.0090.00915.40
7.2.240.0090.00915.10
7.2.230.0150.00315.25
7.2.220.0030.01114.94
7.2.210.0000.01314.87
7.2.200.0030.01015.00
7.2.190.0060.00614.98
7.2.180.0060.00914.82
7.2.170.0050.00515.19
7.2.130.0100.00316.96
7.2.120.0070.00717.05
7.2.110.0110.00316.78
7.2.100.0070.00716.84
7.2.90.0100.00317.04
7.2.80.0040.00817.15
7.2.70.0040.01117.05
7.2.60.0040.00616.79
7.2.50.0030.01017.06
7.2.40.0030.00616.88
7.2.30.0030.00916.75
7.2.20.0000.01216.85
7.2.10.0100.00716.97
7.2.00.0000.01417.10
7.1.330.0070.01015.97
7.1.320.0000.01315.70
7.1.310.0040.01215.96
7.1.300.0030.01015.55
7.1.290.0000.00915.80
7.1.280.0070.00715.75
7.1.270.0060.00615.66
7.1.260.0070.00415.82
7.1.250.0030.01015.82
7.1.200.0090.00315.69
7.1.70.0040.00917.19
7.1.60.0140.01134.83
7.1.50.0180.00934.86
7.1.40.0120.01534.14
7.1.30.0270.00334.20
7.1.20.0140.01434.46
7.1.10.0060.00616.67
7.1.00.0000.01716.56
7.0.200.0050.00816.75
7.0.190.0060.00616.73
7.0.180.0000.01416.43
7.0.170.0030.01016.34
7.0.160.0030.01016.42
7.0.150.0000.01216.34
7.0.140.0030.00916.52
7.0.130.0000.01116.42
7.0.120.0030.00816.73
7.0.110.0060.00616.28
7.0.100.0040.00816.36
7.0.90.0050.00816.46
7.0.80.0060.00616.33
7.0.70.0030.00916.54
7.0.60.0030.01016.03
7.0.50.0000.01116.23
7.0.40.0030.00816.42
7.0.30.0030.01016.39
7.0.20.0000.01116.34
7.0.10.0000.01116.42
7.0.00.0040.00716.36

preferences:
46.23 ms | 400 KiB | 5 Q