3v4l.org

run code in 300+ PHP versions simultaneously
<?php class test{ public $test = "toto"; private $esaegaegt = "togaegegto"; public function jsencode(){ return json_encode(serialize($this)); } } $a = new test(); echo serialize($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)
8.3.60.0170.00318.18
8.3.50.0120.00621.08
8.3.40.0090.00618.59
8.3.30.0100.00320.17
8.3.20.0040.00420.27
8.3.10.0000.00822.09
8.3.00.0000.00722.46
8.2.180.0130.00616.75
8.2.170.0090.00622.96
8.2.160.0100.00320.44
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00326.16
8.2.120.0040.00420.70
8.2.110.0090.00019.39
8.2.100.0040.00717.78
8.2.90.0040.00419.22
8.2.80.0040.00419.41
8.2.70.0060.00317.63
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0080.00018.21
8.2.30.0050.00219.36
8.2.20.0040.00417.65
8.2.10.0000.00717.50
8.2.00.0000.00817.58
8.1.280.0090.01325.92
8.1.270.0060.00323.99
8.1.260.0000.00826.35
8.1.250.0060.00328.09
8.1.240.0060.00322.36
8.1.230.0040.00720.93
8.1.220.0080.00018.77
8.1.210.0050.00718.89
8.1.200.0040.00417.23
8.1.190.0030.00617.53
8.1.180.0080.00018.10
8.1.170.0000.00818.50
8.1.160.0000.00718.83
8.1.150.0040.00418.52
8.1.140.0000.00717.23
8.1.130.0050.00217.70
8.1.120.0050.00217.40
8.1.110.0040.00417.39
8.1.100.0040.00417.29
8.1.90.0000.00717.26
8.1.80.0040.00417.32
8.1.70.0070.00017.28
8.1.60.0030.00517.53
8.1.50.0070.00017.45
8.1.40.0000.00717.48
8.1.30.0000.00717.54
8.1.20.0000.00917.65
8.1.10.0030.00617.61
8.1.00.0040.00417.53
8.0.300.0030.00319.93
8.0.290.0000.00817.16
8.0.280.0030.00318.50
8.0.270.0070.00017.24
8.0.260.0030.00316.86
8.0.250.0000.00716.95
8.0.240.0080.00016.82
8.0.230.0000.00716.77
8.0.220.0030.00316.79
8.0.210.0040.00416.75
8.0.200.0000.00816.93
8.0.190.0040.00416.85
8.0.180.0030.00516.87
8.0.170.0040.00416.76
8.0.160.0030.00316.87
8.0.150.0000.00716.76
8.0.140.0100.00016.75
8.0.130.0030.00313.25
8.0.120.0060.00316.79
8.0.110.0000.00716.76
8.0.100.0040.00416.94
8.0.90.0000.00716.81
8.0.80.0030.01816.78
8.0.70.0040.00416.79
8.0.60.0030.00516.87
8.0.50.0080.00016.87
8.0.30.0100.01216.90
8.0.20.0090.01117.40
8.0.10.0040.00416.84
8.0.00.0130.00616.76
7.4.330.0000.00516.79
7.4.320.0030.00316.53
7.4.300.0000.00616.52
7.4.290.0070.00016.36
7.4.280.0090.00316.59
7.4.270.0030.00316.54
7.4.260.0050.00013.27
7.4.250.0080.00016.46
7.4.240.0050.00216.46
7.4.230.0030.00316.51
7.4.220.0070.01616.50
7.4.210.0080.00816.55
7.4.200.0030.00316.33
7.4.190.0030.00316.67
7.4.160.0130.00316.19
7.4.150.0070.01017.40
7.4.140.0090.00917.86
7.4.130.0090.00916.59
7.4.120.0100.00716.46
7.4.110.0130.00916.58
7.4.100.0100.00716.45
7.4.90.0160.00316.45
7.4.80.0140.00319.39
7.4.70.0070.01016.44
7.4.60.0070.01016.40
7.4.50.0040.00416.59
7.4.40.0070.00722.77
7.4.30.0160.00316.51
7.4.00.0090.00314.80
7.3.330.0000.00513.01
7.3.320.0040.00513.14
7.3.310.0030.00316.03
7.3.300.0030.00316.23
7.3.290.0080.00616.11
7.3.280.0040.01116.18
7.3.270.0090.00917.40
7.3.260.0080.00916.17
7.3.250.0100.00816.46
7.3.240.0080.00816.48
7.3.230.0100.00716.39
7.3.210.0120.00416.35
7.3.200.0090.01219.39
7.3.190.0170.00616.40
7.3.180.0060.00916.22
7.3.170.0130.00316.45
7.3.160.0060.00916.12
7.3.120.0000.01614.44
7.3.10.0060.00616.52
7.3.00.0110.00016.36
7.2.330.0070.01016.36
7.2.320.0100.00616.64
7.2.310.0090.00916.35
7.2.300.0070.01016.54
7.2.290.0060.01716.57
7.2.130.0130.00716.72
7.2.120.0090.00516.56
7.2.110.0180.00916.75
7.2.100.0110.00816.45
7.2.90.0170.01016.74
7.2.80.0060.01316.79
7.2.70.0220.00716.70
7.2.60.0120.01616.50
7.2.50.0090.00616.74
7.2.40.0180.01016.79
7.2.30.0190.01916.82
7.2.20.0170.01016.69
7.2.10.0090.00316.83
7.2.00.0090.00917.91
7.1.250.0060.00615.45
7.1.100.0060.00618.13
7.1.70.0000.00817.21
7.1.60.0130.01019.17
7.1.50.0100.01416.92
7.1.00.0000.06322.41
7.0.200.0050.00316.57
7.0.140.0000.07722.02
7.0.90.0170.08719.87
7.0.80.0100.04720.12
7.0.70.0130.08719.92
7.0.60.0100.08719.94
7.0.50.0430.09020.20
7.0.40.0070.04020.13
7.0.30.0000.09320.09
7.0.20.0070.08720.07
7.0.10.0170.06320.18
7.0.00.0130.07720.17
5.6.280.0000.07321.12
5.6.240.0130.07320.70
5.6.230.0100.08320.66
5.6.220.0130.07020.48
5.6.210.0130.06720.47
5.6.200.0000.05721.13
5.6.190.0100.07721.04
5.6.180.0070.07721.04
5.6.170.0230.06721.06
5.6.160.0030.06721.00
5.6.150.0130.07721.10
5.6.140.0070.04721.11
5.6.130.0070.06321.08
5.6.120.0100.09321.07
5.6.110.0030.05720.95
5.6.100.0070.05320.95
5.6.90.0100.04321.07
5.6.80.0030.06720.31
5.6.70.0000.04320.42
5.6.60.0070.05720.41
5.6.50.0100.07720.36
5.6.40.0100.05720.44
5.6.30.0100.06020.41
5.6.20.0030.03720.29
5.6.10.0030.08320.53
5.6.00.0000.04020.40
5.5.380.0030.09720.35
5.5.370.0130.07020.42
5.5.360.0030.04320.38
5.5.350.0130.06720.39
5.5.340.0030.07720.79
5.5.330.0100.08320.89
5.5.320.0100.04720.91
5.5.310.0100.05020.87
5.5.300.0030.07320.76
5.5.290.0030.07720.77
5.5.280.0070.09720.86
5.5.270.0100.04720.89
5.5.260.0000.05020.90
5.5.250.0030.07720.73
5.5.240.0000.08020.28
5.5.230.0000.07720.24
5.5.220.0030.07320.13
5.5.210.0070.08020.21
5.5.200.0100.06720.27
5.5.190.0070.03320.28
5.5.180.0100.07020.11
5.5.160.0100.07020.15
5.5.150.0070.04320.25
5.5.140.0070.04020.18
5.5.130.0100.07320.21
5.5.120.0030.04020.21
5.5.110.0070.08020.23
5.5.100.0100.04320.14
5.5.90.0130.07320.11
5.5.80.0100.07020.10
5.5.70.0170.05020.14
5.5.60.0170.06020.04
5.5.50.0100.06020.07
5.5.40.0070.07020.11
5.5.30.0030.07020.14
5.5.20.0130.08020.05
5.5.10.0030.04020.06
5.5.00.0100.08020.12
5.4.450.0070.06019.48
5.4.440.0030.05019.46
5.4.430.0070.03719.47
5.4.420.0100.05019.50
5.4.410.0070.04019.07
5.4.400.0130.07719.13
5.4.390.0070.07019.07
5.4.380.0030.04019.13
5.4.370.0070.07319.05
5.4.360.0030.04019.05
5.4.350.0030.06719.10
5.4.340.0030.07719.18
5.4.320.0030.03719.03
5.4.310.0100.07319.16
5.4.300.0130.06719.11
5.4.290.0030.05019.20
5.4.280.0030.04319.14
5.4.270.0030.04018.94
5.4.260.0070.07319.20
5.4.250.0030.04719.18
5.4.240.0100.03719.18
5.4.230.0100.08019.17
5.4.220.0030.07718.93
5.4.210.0130.06319.15
5.4.200.0070.07318.87
5.4.190.0130.04719.07
5.4.180.0030.07019.03
5.4.170.0100.03719.17
5.4.160.0130.06319.10
5.4.150.0030.04318.88
5.4.140.0070.07316.21
5.4.130.0000.07016.36
5.4.120.0070.07016.38
5.4.110.0130.07016.39
5.4.100.0030.06016.39
5.4.90.0130.05016.50
5.4.80.0130.05716.48
5.4.70.0100.03716.37
5.4.60.0100.07016.32
5.4.50.0030.04316.45
5.4.40.0070.06716.37
5.4.30.0130.05716.36
5.4.20.0000.06316.40
5.4.10.0100.07016.30
5.4.00.0030.06315.80
5.3.290.0070.07014.72
5.3.280.0170.07314.70
5.3.270.0130.05314.65
5.3.260.0100.08314.66
5.3.250.0070.07014.57
5.3.240.0030.04714.73
5.3.230.0130.05014.68
5.3.220.0100.07014.55
5.3.210.0130.07014.51
5.3.200.0100.03714.48
5.3.190.0070.04714.61
5.3.180.0070.07314.67
5.3.170.0000.04314.49
5.3.160.0070.06314.62
5.3.150.0030.04314.66
5.3.140.0030.07314.58
5.3.130.0130.06314.68
5.3.120.0030.08014.51
5.3.110.0070.04014.56
5.3.100.0130.06714.14
5.3.90.0030.06014.11
5.3.80.0030.03714.13
5.3.70.0100.02714.11
5.3.60.0030.04014.14
5.3.50.0130.05314.08
5.3.40.0000.06013.88
5.3.30.0030.07013.89
5.3.20.0070.04713.81
5.3.10.0000.04013.69
5.3.00.0070.07013.77
5.2.170.0030.03711.21
5.2.160.0070.03711.05
5.2.150.0070.06011.23
5.2.140.0100.02711.20
5.2.130.0000.06011.16
5.2.120.0130.03311.22
5.2.110.0030.03311.16
5.2.100.0030.07010.95
5.2.90.0000.03311.21
5.2.80.0100.07011.21
5.2.70.0030.06011.11
5.2.60.0070.05311.00
5.2.50.0070.04010.90
5.2.40.0030.03311.01
5.2.30.0000.03710.88
5.2.20.0030.03310.87
5.2.10.0030.05710.93
5.2.00.0070.05310.62
5.1.60.0100.0409.99
5.1.50.0000.05010.05
5.1.40.0000.0279.81
5.1.30.0030.03710.40
5.1.20.0030.06310.41
5.1.10.0030.03710.15
5.1.00.0030.02710.05
5.0.50.0030.0378.63
5.0.40.0030.0408.51
5.0.30.0000.0608.30
5.0.20.0070.0378.29
5.0.10.0070.0408.24
5.0.00.0000.0578.15
4.4.90.0030.0237.63
4.4.80.0070.0137.63
4.4.70.0030.0307.63
4.4.60.0030.0207.63
4.4.50.0030.0137.63
4.4.40.0000.0377.63
4.4.30.0000.0207.63
4.4.20.0000.0237.63
4.4.10.0000.0377.63
4.4.00.0030.0307.63
4.3.110.0030.0237.63
4.3.100.0000.0207.63
4.3.90.0030.0177.63
4.3.80.0000.0277.63
4.3.70.0030.0237.63
4.3.60.0000.0377.63
4.3.50.0030.0237.63
4.3.40.0030.0337.63
4.3.30.0000.0177.63
4.3.20.0000.0177.63
4.3.10.0000.0207.63
4.3.00.0000.0177.63

preferences:
43.47 ms | 401 KiB | 5 Q