3v4l.org

run code in 300+ PHP versions simultaneously
<?php //$a = array("a" => 5); //$a = $c; //echo !isset($a['d']['e']['f']); define(TEST, 1); define(TEST, 2); echo TEST; //$b = array('test', "deb"); //$c = array("sdf", "dsf"); //var_dump($a + $b); //class A { // protected $b = 5; //} //$a = new A(); //var_dump(json_decode(json_encode($a)));

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)
8.3.70.0070.01316.74
8.3.60.0140.00718.43
8.3.50.0080.00821.99
8.3.40.0090.00918.86
8.3.30.0130.00320.34
8.3.20.0000.01420.33
8.3.10.0000.00821.92
8.3.00.0040.00422.46
8.2.180.0070.01025.92
8.2.170.0070.01419.08
8.2.160.0130.00722.96
8.2.150.0140.00025.66
8.2.140.0080.00024.66
8.2.130.0030.00626.16
8.2.120.0080.00019.54
8.2.110.0100.00022.15
8.2.100.0130.00017.91
8.2.90.0040.00419.02
8.2.80.0060.00319.25
8.2.70.0030.00617.63
8.2.60.0040.00417.77
8.2.50.0000.00818.07
8.2.40.0050.00518.16
8.2.30.0000.00818.12
8.2.20.0000.00917.69
8.2.10.0080.00017.77
8.2.00.0080.00017.69
8.1.280.0160.00625.92
8.1.270.0040.00424.66
8.1.260.0040.00426.35
8.1.250.0100.00328.09
8.1.240.0060.00323.79
8.1.230.0040.00719.10
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0050.00317.53
8.1.180.0000.00720.11
8.1.170.0050.00318.53
8.1.160.0000.00722.16
8.1.150.0070.00018.45
8.1.140.0000.00717.25
8.1.130.0000.00717.77
8.1.120.0000.00717.32
8.1.110.0000.00717.28
8.1.100.0000.00717.30
8.1.90.0030.00417.31
8.1.80.0070.00017.29
8.1.70.0030.00317.37
8.1.60.0060.00317.56
8.1.50.0000.00817.45
8.1.40.0050.00317.39
8.1.30.0070.00017.61
8.1.20.0080.00017.56
8.1.10.0000.00817.49
8.1.00.0000.00817.44
8.0.300.0000.00718.77
8.0.290.0040.00417.05
8.0.280.0070.00018.41
8.0.270.0080.00017.25
8.0.260.0000.00616.79
8.0.250.0030.00317.02
8.0.240.0050.00316.90
8.0.230.0070.00017.03
8.0.220.0000.00716.79
8.0.210.0000.00716.95
8.0.200.0060.00017.03
8.0.190.0050.00217.03
8.0.180.0070.00017.01
8.0.170.0030.00616.88
8.0.160.0000.00716.82
8.0.150.0080.00016.88
8.0.140.0040.00416.88
8.0.130.0030.00313.41
8.0.120.0000.00716.87
8.0.110.0040.00416.92
8.0.100.0050.00316.89
8.0.90.0040.00416.91
8.0.80.0030.01316.91
8.0.70.0040.00416.98
8.0.60.0000.00716.75
8.0.50.0000.00716.80
8.0.30.0120.00617.13
8.0.20.0110.00717.40
8.0.10.0040.00416.95
8.0.00.0040.01416.82
7.4.330.0030.00315.00
7.4.320.0000.00616.45
7.4.300.0040.00416.35
7.4.290.0070.00016.33
7.4.280.0000.00716.50
7.4.270.0030.00316.55
7.4.260.0030.00616.50
7.4.250.0000.00816.49
7.4.240.0030.00416.44
7.4.230.0070.00016.54
7.4.220.0140.00316.56
7.4.210.0070.00916.37
7.4.200.0000.00616.48
7.4.190.0000.00716.38
7.4.160.0000.01516.45
7.4.150.0180.00017.40
7.4.140.0130.00717.86
7.4.130.0110.00616.44
7.4.120.0110.00616.38
7.4.110.0100.00716.61
7.4.100.0120.00616.22
7.4.90.0060.01216.37
7.4.80.0090.01219.39
7.4.70.0060.01516.46
7.4.60.0030.01316.45
7.4.50.0030.00616.38
7.4.40.0110.00422.77
7.4.30.0100.01016.42
7.4.00.0090.00314.81
7.3.330.0000.00513.05
7.3.320.0000.00613.07
7.3.310.0000.00716.05
7.3.300.0000.00815.93
7.3.290.0060.00916.19
7.3.280.0090.00516.23
7.3.270.0110.00717.40
7.3.260.0060.01216.34
7.3.250.0110.00916.32
7.3.240.0060.01116.34
7.3.230.0100.00716.39
7.3.210.0070.01016.27
7.3.200.0140.00319.39
7.3.190.0110.01016.39
7.3.180.0140.00616.18
7.3.170.0130.00316.37
7.3.160.0110.01116.29
7.3.120.0110.00414.86
7.2.330.0120.00616.50
7.2.320.0100.01516.49
7.2.310.0100.00916.52
7.2.300.0070.01316.48
7.2.290.0120.00416.29
7.2.60.0030.00917.07
7.2.00.0070.00319.46
7.1.200.0130.00315.01
7.1.100.0000.00817.97
7.1.70.0030.00716.81
7.1.60.0110.01119.43
7.1.50.0070.01316.52
7.1.00.0000.08022.35
7.0.200.0030.00616.56
7.0.140.0070.06722.11
7.0.60.0070.03719.99
7.0.50.0100.07317.90
7.0.40.0070.04020.04
7.0.30.0230.07320.23
7.0.20.0370.06320.01
7.0.10.0030.05319.99
7.0.00.0070.04720.27
5.6.280.0030.07321.12
5.6.210.0030.08720.52
5.6.200.0100.03718.17
5.6.190.0070.05320.27
5.6.180.0300.05020.45
5.6.170.0230.07720.50
5.6.160.0000.04320.44
5.6.150.0070.07318.18
5.6.140.0070.04718.12
5.6.130.0070.07718.21
5.6.120.0030.04321.04
5.6.110.0070.06720.98
5.6.100.0000.07321.13
5.6.90.0070.03721.02
5.6.80.0030.04020.40
5.5.350.0270.08320.52
5.5.340.0070.05018.01
5.5.330.0070.05320.28
5.5.320.0400.07320.41
5.5.310.0300.05020.41
5.5.300.0030.05018.02
5.5.290.0070.06017.91
5.5.280.0030.05720.76
5.5.270.0100.08320.77
5.5.260.0000.08020.87
5.5.250.0070.05020.57
5.5.240.0070.04720.26
5.4.450.0100.04719.48
5.4.440.0270.03719.54
5.4.430.0330.05719.35
5.4.420.0130.04319.20
5.4.410.0230.03319.30
5.4.400.0170.04318.79
5.4.390.0270.03019.10
5.4.380.0130.04319.09
5.4.370.0130.04319.22
5.4.360.0170.04019.24
5.4.350.0200.03719.08
5.4.340.0270.03318.79
5.4.320.0230.04019.08
5.4.310.0300.06318.94
5.4.300.0170.03719.13
5.4.290.0200.03718.91
5.4.280.0130.04319.09
5.4.270.0170.04718.80
5.4.260.0200.03319.13
5.4.250.0200.06018.79
5.4.240.0270.07319.09
5.4.230.0200.04019.03
5.4.220.0270.03019.09
5.4.210.0230.06718.87
5.4.200.0230.07019.24
5.4.190.0270.04018.78
5.4.180.0230.03318.79
5.4.170.0270.03019.23
5.4.160.0170.04019.25
5.4.150.0170.04019.07
5.4.140.0270.06316.37
5.4.130.0130.04016.42
5.4.120.0200.03316.26
5.4.110.0200.03316.46
5.4.100.0330.02716.49
5.4.90.0230.03316.43
5.4.80.0230.03316.19
5.4.70.0170.04716.10
5.4.60.0200.03016.36
5.4.50.0270.03316.19
5.4.40.0200.05016.38
5.4.30.0230.07316.41
5.4.20.0270.03316.36
5.4.10.0130.05316.28
5.4.00.0200.03315.88
5.3.290.0200.06314.61
5.3.280.0170.06714.43
5.3.270.0200.03714.65
5.3.260.0300.03714.63
5.3.250.0230.03014.46
5.3.240.0170.04014.69
5.3.230.0170.03714.45
5.3.220.0200.04014.41
5.3.210.0170.03714.40
5.3.200.0230.06314.50
5.3.190.0230.04014.65
5.3.180.0230.03314.39
5.3.170.0130.04014.50
5.3.160.0170.04014.41
5.3.150.0230.07014.58
5.3.140.0300.04314.41
5.3.130.0170.04314.39
5.3.120.0130.04314.45
5.3.110.0170.04314.47
5.3.100.0230.05713.98
5.3.90.0200.03313.92
5.3.80.0200.03714.11
5.3.70.0230.05013.89
5.3.60.0200.03313.79
5.3.50.0130.04014.04
5.3.40.0300.03313.97
5.3.30.0200.05713.68
5.3.20.0300.03013.63
5.3.10.0130.04013.60
5.3.00.0230.03013.73
5.2.170.0130.03311.34
5.2.160.0230.02311.34
5.2.150.0170.03311.34
5.2.140.0200.04311.34
5.2.130.0130.03011.34
5.2.120.0030.03311.34
5.2.110.0200.04011.34
5.2.100.0130.03711.34
5.2.90.0170.03311.34
5.2.80.0130.03311.34
5.2.70.0200.02311.34
5.2.60.0130.03011.34
5.2.50.0170.02711.34
5.2.40.0130.03311.34
5.2.30.0100.03711.34
5.2.20.0130.03011.34
5.2.10.0130.05011.34
5.2.00.0130.04711.34
5.1.60.0100.03011.34
5.1.50.0070.03011.34
5.1.40.0130.02711.34
5.1.30.0130.02311.34
5.1.20.0130.03311.34
5.1.10.0170.02311.34
5.1.00.0170.03011.34
5.0.50.0130.02311.34
5.0.40.0030.02311.34
5.0.30.0100.05011.34
5.0.20.0130.01311.34
5.0.10.0070.02711.34
5.0.00.0100.03011.34
4.4.90.0070.01311.34
4.4.80.0070.01311.34
4.4.70.0100.03311.34
4.4.60.0130.02311.34
4.4.50.0100.01711.34
4.4.40.0070.02311.34
4.4.30.0100.03011.34
4.4.20.0070.01711.34
4.4.10.0100.01711.34
4.4.00.0100.05311.34
4.3.110.0130.01311.34
4.3.100.0070.01711.34
4.3.90.0100.01011.34
4.3.80.0030.02711.34
4.3.70.0100.01311.34
4.3.60.0030.01711.34
4.3.50.0070.02011.34
4.3.40.0030.02711.34
4.3.30.0000.02011.34
4.3.20.0000.01711.34
4.3.10.0000.02011.34
4.3.00.0000.02011.34

preferences:
49.96 ms | 401 KiB | 5 Q