3v4l.org

run code in 300+ PHP versions simultaneously
<?php //$a = array("a" => 5); //$a = $c; //echo !isset($a['d']['e']['f']); $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)
8.3.60.0190.00618.30
8.3.50.0140.00321.21
8.3.40.0110.00418.85
8.3.30.0040.01420.32
8.3.20.0040.00420.04
8.3.10.0080.00022.09
8.3.00.0050.00322.39
8.2.180.0070.00716.63
8.2.170.0100.01022.96
8.2.160.0080.00620.39
8.2.150.0040.00424.18
8.2.140.0070.00724.66
8.2.130.0090.00326.16
8.2.120.0080.00019.54
8.2.110.0060.00619.30
8.2.100.0070.00417.78
8.2.90.0050.00219.05
8.2.80.0000.00819.14
8.2.70.0040.00417.50
8.2.60.0090.00017.80
8.2.50.0000.00718.07
8.2.40.0050.00318.09
8.2.30.0040.00417.99
8.2.20.0000.00717.70
8.2.10.0000.00817.64
8.2.00.0060.00317.71
8.1.280.0090.01225.92
8.1.270.0030.00624.66
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0070.00323.63
8.1.230.0040.00720.89
8.1.220.0040.00417.74
8.1.210.0040.00418.77
8.1.200.0030.00617.35
8.1.190.0060.00317.40
8.1.180.0000.00819.96
8.1.170.0030.00518.53
8.1.160.0070.00022.09
8.1.150.0070.00018.56
8.1.140.0000.00917.29
8.1.130.0000.00717.75
8.1.120.0000.00817.39
8.1.110.0030.00517.41
8.1.100.0040.00417.36
8.1.90.0000.00717.34
8.1.80.0040.00417.39
8.1.70.0000.00717.29
8.1.60.0050.00317.39
8.1.50.0040.00417.40
8.1.40.0000.00717.52
8.1.30.0050.00217.57
8.1.20.0030.00617.66
8.1.10.0020.00517.43
8.1.00.0050.00317.38
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0030.00318.36
8.0.270.0040.00417.16
8.0.260.0000.00716.80
8.0.250.0030.00316.97
8.0.240.0030.00616.97
8.0.230.0040.00416.86
8.0.220.0070.00016.89
8.0.210.0070.00016.84
8.0.200.0000.00616.92
8.0.190.0070.00416.85
8.0.180.0000.01216.79
8.0.170.0030.00616.79
8.0.160.0070.00016.75
8.0.150.0030.00316.70
8.0.140.0030.00616.75
8.0.130.0030.00313.35
8.0.120.0070.00016.83
8.0.110.0000.00816.74
8.0.100.0040.00416.94
8.0.90.0040.00416.70
8.0.80.0030.01316.87
8.0.70.0070.00016.66
8.0.60.0040.00416.86
8.0.50.0000.00716.82
8.0.30.0110.01017.15
8.0.20.0150.00717.40
8.0.10.0000.00817.03
8.0.00.0130.00816.84
7.4.330.0030.00315.00
7.4.320.0030.00316.40
7.4.300.0000.00616.51
7.4.290.0030.00316.35
7.4.280.0050.00316.39
7.4.270.0000.00716.54
7.4.260.0040.00716.55
7.4.250.0040.00416.45
7.4.240.0040.00416.50
7.4.230.0000.00716.47
7.4.220.0030.01516.61
7.4.210.0070.00916.52
7.4.200.0030.00316.48
7.4.190.0000.00716.71
7.4.160.0100.00616.34
7.4.150.0140.00417.40
7.4.140.0100.00817.86
7.4.130.0090.01116.47
7.4.120.0130.00316.39
7.4.110.0100.00716.55
7.4.100.0070.01016.57
7.4.90.0060.01216.41
7.4.80.0180.00419.39
7.4.70.0090.00916.47
7.4.60.0170.00016.65
7.4.50.0030.00316.26
7.4.40.0120.00322.77
7.4.30.0100.00716.31
7.4.00.0030.01514.98
7.3.330.0060.00013.06
7.3.320.0020.00213.02
7.3.310.0000.00716.27
7.3.300.0030.00316.35
7.3.290.0030.01216.31
7.3.280.0110.00716.31
7.3.270.0080.00817.40
7.3.260.0080.00916.36
7.3.250.0100.01116.33
7.3.240.0080.01216.25
7.3.230.0130.00316.39
7.3.210.0040.01316.27
7.3.200.0060.01019.39
7.3.190.0140.00716.55
7.3.180.0060.01016.29
7.3.170.0100.00716.46
7.3.160.0130.00316.59
7.3.120.0060.00915.16
7.3.10.0030.00916.60
7.3.00.0080.00516.74
7.2.330.0130.00616.45
7.2.320.0060.01716.45
7.2.310.0170.00416.47
7.2.300.0060.00916.55
7.2.290.0000.01516.67
7.2.130.0030.00616.92
7.2.120.0040.01116.80
7.2.110.0060.00816.79
7.2.100.0030.01016.65
7.2.90.0150.00316.79
7.2.80.0090.00616.89
7.2.70.0000.00916.66
7.2.60.0050.01016.70
7.2.50.0030.01016.80
7.2.40.0070.00716.66
7.2.30.0060.00916.96
7.2.20.0070.01116.89
7.2.10.0040.00816.97
7.2.00.0030.00818.13
7.1.250.0030.00715.67
7.1.200.0040.00715.57
7.1.100.0030.01017.85
7.1.70.0000.00816.88
7.1.60.0070.01419.29
7.1.50.0070.01416.91
7.1.00.0030.05322.30
7.0.200.0130.00314.63
7.0.140.0070.07022.09
7.0.60.0070.08319.88
7.0.50.0070.06717.85
7.0.40.0070.07320.23
7.0.30.0300.03320.17
7.0.20.0270.07720.09
7.0.10.0230.03720.09
7.0.00.0170.03320.02
5.6.280.0030.07321.09
5.6.210.0200.07320.54
5.6.200.0130.07718.17
5.6.190.0030.05720.63
5.6.180.0230.08320.42
5.6.170.0270.08320.46
5.6.160.0000.09020.51
5.6.150.0030.05318.09
5.6.140.0070.08018.07
5.6.130.0170.07718.16
5.6.120.0030.04320.89
5.6.110.0070.07321.12
5.6.100.0030.04321.13
5.6.90.0030.08021.11
5.6.80.0030.04720.50
5.6.70.0100.04720.41
5.5.350.0270.05720.52
5.5.340.0070.03717.97
5.5.330.0070.08320.29
5.5.320.0030.07020.20
5.5.310.0300.06020.29
5.5.300.0000.06017.91
5.5.290.0170.04017.91
5.5.280.0100.03720.72
5.5.270.0070.08020.78
5.5.260.0100.08320.79
5.5.250.0100.06020.70
5.5.240.0100.07720.11
5.4.450.0030.06719.32
5.4.440.0700.06019.49
5.4.430.0700.05719.13
5.4.420.0570.06019.09
5.4.410.0170.04718.86
5.4.400.0300.05318.50
5.4.390.0270.05018.46
5.4.380.0200.06018.63
5.4.370.0270.04318.76
5.4.360.0270.05318.70
5.4.350.0080.03511.97
5.4.340.0120.04511.97
5.4.320.0090.03712.45
5.4.310.0080.03912.45
5.4.300.0030.03812.45
5.4.290.0090.03912.45
5.4.280.0070.04012.35
5.4.270.0050.03812.35
5.4.260.0080.03912.35
5.4.250.0070.06018.60
5.4.240.0100.05318.98
5.4.230.0070.05718.85
5.4.220.0070.05318.83
5.4.210.0130.05318.66
5.4.200.0070.05718.70
5.4.190.0070.05318.83
5.4.180.0130.04318.65
5.4.170.0100.05018.56
5.4.160.0000.05718.87
5.4.150.0100.05018.80
5.4.140.0070.05016.23
5.4.130.0100.04316.26
5.4.120.0130.04016.45
5.4.110.0070.05016.46
5.4.100.0030.05016.39
5.4.90.0170.04316.29
5.4.80.0100.04316.46
5.4.70.0130.04316.34
5.4.60.0070.04716.14
5.4.50.0030.05016.11
5.4.40.0100.04716.16
5.4.30.0100.04716.13
5.4.20.0070.05016.25
5.4.10.0030.05316.29
5.4.00.0230.03715.87
5.3.290.0070.04312.80
5.3.280.0100.05314.43
5.3.270.0070.05014.62
5.3.260.0100.05014.61
5.3.250.0100.04714.64
5.3.240.0000.05714.64
5.3.230.0070.05014.48
5.3.220.0030.05314.56
5.3.210.0230.03714.56
5.3.200.0070.05314.65
5.3.190.0070.05014.71
5.3.180.0000.05714.26
5.3.170.0230.03314.57
5.3.160.0030.05014.56
5.3.150.0070.05014.60
5.3.140.0070.05314.56
5.3.130.0100.06714.56
5.3.120.0170.04314.31
5.3.110.0130.05014.56
5.3.100.0100.05014.08
5.3.90.0000.06014.01
5.3.80.0100.05014.02
5.3.70.0030.05714.04
5.3.60.0130.07313.70
5.3.50.0030.05013.95
5.3.40.0130.06014.09
5.3.30.0100.04713.90
5.3.20.0170.05013.55
5.3.10.0030.05013.34
5.3.00.0100.04713.49
5.2.170.0130.04011.05
5.2.160.0070.04011.02
5.2.150.0100.04711.06
5.2.140.0100.05011.05
5.2.130.0070.03711.10
5.2.120.0070.03711.00
5.2.110.0000.04311.00
5.2.100.0030.05010.93
5.2.90.0200.02311.12
5.2.80.0000.04311.09
5.2.70.0000.04311.07
5.2.60.0100.03311.16
5.2.50.0030.04311.04
5.2.40.0030.04010.99
5.2.30.0070.04011.13
5.2.20.0130.03310.90
5.2.10.0030.04010.93
5.2.00.0100.03310.79
5.1.60.0000.03710.22
5.1.50.0000.05310.04
5.1.40.0030.03310.04
5.1.30.0030.04710.27
5.1.20.0100.05010.28
5.1.10.0030.0379.91
5.1.00.0030.03310.30
5.0.50.0030.0278.46
5.0.40.0000.0308.29
5.0.30.0070.0438.45
5.0.20.0000.0338.34
5.0.10.0030.0278.40
5.0.00.0070.0377.98
4.4.90.0000.0237.45
4.4.80.0000.0237.45
4.4.70.0000.0237.45
4.4.60.0030.0277.45
4.4.50.0000.0237.45
4.4.40.0030.0307.45
4.4.30.0030.0237.45
4.4.20.0030.0307.45
4.4.10.0000.0237.45
4.4.00.0070.0407.45
4.3.110.0030.0277.45
4.3.100.0070.0177.45
4.3.90.0000.0207.45
4.3.80.0000.0377.45
4.3.70.0030.0307.45
4.3.60.0030.0307.45
4.3.50.0000.0277.45
4.3.40.0030.0407.45
4.3.30.0030.0277.45
4.3.20.0000.0237.45
4.3.10.0000.0207.45
4.3.00.0030.0206.45

preferences:
40.74 ms | 401 KiB | 5 Q