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(); echo $ar['Age'];

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)
8.3.40.0070.00718.66
8.3.30.0110.00418.53
8.3.20.0070.00020.34
8.3.10.0040.00421.72
8.3.00.0060.00317.78
8.2.170.0140.00722.96
8.2.160.0080.00820.47
8.2.150.0000.00824.18
8.2.140.0030.00624.66
8.2.130.0000.01019.27
8.2.120.0050.00326.35
8.2.110.0060.00320.94
8.2.100.0100.00718.16
8.2.90.0000.00819.09
8.2.80.0080.00017.97
8.2.70.0000.00817.63
8.2.60.0040.00418.05
8.2.50.0040.00418.10
8.2.40.0030.00620.31
8.2.30.0000.00719.25
8.2.20.0070.00018.04
8.2.10.0040.00418.04
8.2.00.0040.00418.09
8.1.270.0000.00723.84
8.1.260.0070.00026.35
8.1.250.0070.00028.09
8.1.240.0060.00324.00
8.1.230.0040.00719.15
8.1.220.0000.00817.74
8.1.210.0050.00518.77
8.1.200.0030.00617.48
8.1.190.0030.00617.35
8.1.180.0040.00418.10
8.1.170.0040.00418.54
8.1.160.0070.00018.92
8.1.150.0050.00218.75
8.1.140.0000.00719.64
8.1.130.0000.00718.89
8.1.120.0000.00717.49
8.1.110.0040.00417.46
8.1.100.0000.00717.36
8.1.90.0000.00817.52
8.1.80.0080.00017.53
8.1.70.0020.00517.48
8.1.60.0050.00317.54
8.1.50.0000.00817.41
8.1.40.0040.00417.41
8.1.30.0050.00317.59
8.1.20.0080.00017.61
8.1.10.0050.00317.55
8.1.00.0000.00717.53
8.0.300.0040.00418.77
8.0.290.0080.00016.75
8.0.280.0070.00018.41
8.0.270.0000.00717.21
8.0.260.0030.00316.73
8.0.250.0000.00716.90
8.0.240.0000.00817.00
8.0.230.0000.00716.93
8.0.220.0000.00816.79
8.0.210.0030.00316.80
8.0.200.0040.00416.85
8.0.190.0040.00416.97
8.0.180.0000.00716.96
8.0.170.0030.00516.80
8.0.160.0000.00716.89
8.0.150.0040.00416.86
8.0.140.0040.00416.74
8.0.130.0080.00013.28
8.0.120.0040.00416.87
8.0.110.0080.00016.87
8.0.100.0070.00016.96
8.0.90.0040.00416.96
8.0.80.0060.00916.95
8.0.70.0000.00717.01
8.0.60.0050.00216.84
8.0.50.0020.00516.96
8.0.30.0100.00817.20
8.0.20.0130.00617.40
8.0.10.0040.00417.08
8.0.00.0090.01016.88
7.4.330.0000.00515.55
7.4.320.0000.00816.58
7.4.300.0030.00316.50
7.4.290.0000.00816.60
7.4.280.0030.00316.47
7.4.270.0000.00716.55
7.4.260.0050.00013.27
7.4.250.0040.00416.40
7.4.240.0020.00516.56
7.4.230.0000.00716.25
7.4.220.0120.00616.68
7.4.210.0000.01416.63
7.4.200.0040.00416.66
7.4.160.0100.00716.49
7.4.150.0120.00617.40
7.4.140.0140.00717.86
7.4.130.0090.01316.55
7.4.120.0130.00716.48
7.4.110.0160.00316.47
7.4.100.0130.00316.41
7.4.90.0080.00816.56
7.4.80.0100.00719.39
7.4.70.0110.00616.67
7.4.60.0110.00616.48
7.4.50.0060.00616.54
7.4.40.0110.01116.44
7.4.30.0100.01416.45
7.4.10.0040.01414.91
7.4.00.0000.01715.02
7.3.330.0000.00513.33
7.3.320.0000.00513.38
7.3.310.0030.00316.42
7.3.300.0030.00316.32
7.3.290.0070.00816.35
7.3.280.0070.00916.34
7.3.270.0160.00817.40
7.3.260.0070.01116.41
7.3.250.0170.00416.46
7.3.240.0120.00516.39
7.3.230.0180.00316.39
7.3.210.0100.00716.70
7.3.200.0100.01416.48
7.3.190.0040.01216.41
7.3.180.0110.01016.36
7.3.170.0080.00816.54
7.3.160.0040.01616.45
7.3.130.0060.01215.05
7.3.120.0090.00914.92
7.3.110.0060.01114.93
7.3.100.0080.00614.67
7.3.90.0060.00914.75
7.3.80.0050.00715.07
7.3.70.0070.00714.95
7.3.60.0060.01014.95
7.3.50.0050.00514.96
7.3.40.0050.01114.89
7.3.30.0020.00914.73
7.3.20.0100.00516.64
7.3.10.0080.00516.67
7.3.00.0050.00916.60
7.2.330.0100.00716.58
7.2.320.0060.01216.62
7.2.310.0060.00916.88
7.2.300.0090.01316.63
7.2.290.0030.01316.77
7.2.260.0060.01115.20
7.2.250.0050.01215.17
7.2.240.0060.01014.94
7.2.230.0090.00514.88
7.2.220.0040.01015.03
7.2.210.0010.01015.27
7.2.200.0110.00515.01
7.2.190.0100.00815.10
7.2.180.0080.00414.77
7.2.170.0080.00615.11
7.2.160.0080.00814.96
7.2.150.0050.00816.98
7.2.140.0050.00716.75
7.2.130.0040.00917.03
7.2.120.0040.01416.77
7.2.110.0040.00917.03
7.2.100.0060.01116.77
7.2.90.0050.01016.93
7.2.80.0050.00916.83
7.2.70.0030.01117.07
7.2.60.0040.01016.93
7.2.50.0070.00417.06
7.2.40.0110.00316.93
7.2.30.0070.00516.97
7.2.20.0100.00316.89
7.2.10.0070.00516.84
7.2.00.0060.00617.77
7.1.330.0110.00515.90
7.1.320.0080.00715.94
7.1.310.0030.00915.74
7.1.300.0090.00615.68
7.1.290.0030.00715.75
7.1.280.0140.00215.84
7.1.270.0050.00815.78
7.1.260.0050.00815.87
7.1.250.0060.00615.95
7.1.240.0050.00515.86
7.1.230.0150.00015.67
7.1.220.0090.00015.89
7.1.210.0000.01415.78
7.1.200.0050.00715.90
7.1.190.0070.00715.87
7.1.180.0030.01015.98
7.1.170.0060.00615.82
7.1.160.0080.00815.93
7.1.150.0090.00315.89
7.1.140.0110.00015.82
7.1.130.0070.01015.89
7.1.120.0070.00415.46
7.1.110.0090.00615.66
7.1.100.0040.00717.02
7.1.90.0060.00915.63
7.1.80.0070.01015.68
7.1.70.0040.00916.43
7.1.60.0060.01025.57
7.1.50.0050.01225.25
7.1.40.0110.00925.08
7.1.30.0110.00625.28
7.1.20.0110.00625.07
7.1.10.0030.00816.12
7.1.00.0020.01016.37
7.0.330.0040.01115.57
7.0.320.0060.00315.43
7.0.310.0040.01415.61
7.0.300.0000.00915.24
7.0.290.0000.01315.07
7.0.280.0030.00515.41
7.0.270.0040.01115.52
7.0.260.0000.01015.58
7.0.250.0060.00615.44
7.0.240.0040.00815.54
7.0.230.0000.00915.36
7.0.220.0030.00615.59
7.0.210.0080.00015.18
7.0.200.0050.00615.97
7.0.190.0060.00616.13
7.0.180.0060.00615.73
7.0.170.0050.00715.84
7.0.160.0030.00715.86
7.0.150.0070.00815.71
7.0.140.0050.00915.88
7.0.130.0040.00715.96
7.0.120.0040.00616.02
7.0.110.0040.00715.83
7.0.100.0020.01016.06
7.0.90.0060.00715.90
7.0.80.0030.00915.92
7.0.70.0030.00816.04
7.0.60.0030.00915.83
7.0.50.0020.00716.02
7.0.40.0000.01114.85
7.0.30.0000.01315.01
7.0.20.0050.00614.84
7.0.10.0060.00814.96
7.0.00.0050.01015.01
5.6.400.0030.01314.66
5.6.390.0110.00414.74
5.6.380.0050.00514.19
5.6.370.0040.00814.67
5.6.360.0060.01014.59
5.6.350.0070.00714.71
5.6.340.0060.00614.34
5.6.330.0000.01014.59
5.6.320.0030.01014.43
5.6.310.0000.00914.52
5.6.300.0030.00714.47
5.6.290.0030.01014.41
5.6.280.0070.00714.43
5.6.270.0040.00814.29
5.6.260.0060.00314.54
5.6.250.0040.01114.54
5.6.240.0090.00614.70
5.6.230.0040.00414.32
5.6.220.0030.00914.55
5.6.210.0070.00714.54
5.6.200.0000.01414.51
5.6.190.0090.00614.70
5.6.180.0030.00714.38
5.6.170.0080.00814.66
5.6.160.0060.00614.47
5.6.150.0090.00314.29
5.6.140.0110.00314.27
5.6.130.0030.00614.36
5.6.120.0000.00814.61
5.6.110.0030.01014.25
5.6.100.0070.00714.36
5.6.90.0100.00614.65
5.6.80.0070.00314.36
5.6.70.0090.00614.43
5.6.60.0070.00714.29
5.6.50.0040.00814.52
5.6.40.0130.00014.55
5.6.30.0060.00614.33
5.6.20.0030.00614.51
5.6.10.0030.01214.48
5.6.00.0030.00714.43

preferences:
46.89 ms | 400 KiB | 5 Q