3v4l.org

run code in 300+ PHP versions simultaneously
<?php date_default_timezone_set('America/New_York'); $date = new DateTime(); $date::jsonSerialize(); echo json_encode($date,JSON_FORCE_OBJECT); var_dump(json_last_error(), json_last_error_msg());

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)
8.3.60.0030.01016.63
8.3.50.0090.00922.17
8.3.40.0150.00618.95
8.3.30.0100.00319.27
8.3.20.0040.00420.34
8.3.10.0000.00821.85
8.3.00.0040.00419.13
8.2.180.0060.01618.75
8.2.170.0150.00022.96
8.2.160.0030.01020.35
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0070.00020.51
8.2.110.0090.00022.11
8.2.100.0090.00318.03
8.2.90.0000.00719.23
8.2.80.0030.00617.97
8.2.70.0060.00617.88
8.2.60.0000.00918.05
8.2.50.0030.01018.07
8.2.40.0000.00819.69
8.2.30.0000.00818.31
8.2.20.0030.00617.91
8.2.10.0000.00717.95
8.2.00.0000.00817.92
8.1.280.0040.01825.92
8.1.270.0000.00823.91
8.1.260.0050.00326.35
8.1.250.0030.00528.09
8.1.240.0060.00324.01
8.1.230.0040.00719.01
8.1.220.0030.00517.74
8.1.210.0040.00418.77
8.1.200.0040.00417.48
8.1.190.0000.00817.50
8.1.180.0080.00018.10
8.1.170.0090.00018.65
8.1.160.0000.00721.97
8.1.150.0040.00418.68
8.1.140.0040.00417.50
8.1.130.0070.00017.83
8.1.120.0070.00017.55
8.1.110.0070.00017.61
8.1.100.0000.00717.59
8.1.90.0050.00317.59
8.1.80.0040.00417.48
8.1.70.0030.00317.54
8.1.60.0040.00417.54
8.1.50.0000.00817.65
8.1.40.0000.00717.57
8.1.30.0040.00417.74
8.1.20.0060.00317.85
8.1.10.0040.00417.61
8.1.00.0030.00517.63
8.0.300.0000.00818.77
8.0.290.0000.00717.05
8.0.280.0030.00318.35
8.0.270.0040.00417.17
8.0.260.0000.00617.25
8.0.250.0070.00017.05
8.0.240.0060.00317.13
8.0.230.0000.00817.00
8.0.220.0070.00017.10
8.0.210.0030.00317.09
8.0.200.0050.00517.07
8.0.190.0080.00017.20
8.0.180.0050.00316.99
8.0.170.0030.00517.03
8.0.160.0040.00416.96
8.0.150.0030.00517.06
8.0.140.0000.00716.93
8.0.130.0000.00513.47
8.0.120.0050.00317.13
8.0.110.0000.00817.02
8.0.100.0040.00417.01
8.0.90.0050.00317.11
8.0.80.0100.01316.96
8.0.70.0070.00016.96
8.0.60.0070.00017.04
8.0.50.0000.00717.11
8.0.30.0100.01217.10
8.0.20.0100.00817.40
8.0.10.0040.00417.02
8.0.00.0110.00616.87
7.4.330.0020.00215.03
7.4.320.0040.00416.66
7.4.300.0000.00716.73
7.4.290.0070.00316.55
7.4.280.0030.00516.63
7.4.270.0000.00716.62
7.4.260.0030.00316.77
7.4.250.0040.00416.61
7.4.240.0000.00716.58
7.4.230.0000.00716.70
7.4.220.0100.00716.83
7.4.210.0030.01116.69
7.4.200.0070.00016.80
7.4.190.0000.00716.84
7.4.160.0090.00616.56
7.4.150.0100.00717.40
7.4.140.0100.00917.86
7.4.130.0110.00916.70
7.4.120.0120.00716.63
7.4.110.0160.00016.61
7.4.100.0110.01116.63
7.4.90.0100.00716.70
7.4.80.0110.01219.39
7.4.70.0080.00816.73
7.4.60.0100.00716.73
7.4.50.0040.00416.46
7.4.40.0060.01216.64
7.4.30.0040.01116.64
7.4.00.0000.01214.88
7.3.330.0050.00013.22
7.3.320.0000.00613.23
7.3.310.0070.00016.56
7.3.300.0000.00716.32
7.3.290.0100.00416.54
7.3.280.0100.00716.50
7.3.270.0060.01017.40
7.3.260.0140.00316.52
7.3.250.0120.00516.57
7.3.240.0110.00616.53
7.3.230.0110.00616.39
7.3.210.0100.00716.63
7.3.200.0130.00319.39
7.3.190.0120.00916.77
7.3.180.0030.01216.54
7.3.170.0000.01516.70
7.3.160.0030.01316.77
7.3.120.0000.01115.14
7.2.330.0090.00916.86
7.2.320.0030.01416.77
7.2.310.0040.01516.88
7.2.300.0070.01016.71
7.2.290.0100.00716.73
7.2.60.0060.00916.63
7.2.00.0000.00919.57
7.1.200.0060.00616.08
7.1.100.0030.00917.93
7.1.70.0000.00717.32
7.1.60.0090.01519.46
7.1.50.0100.01717.15
7.1.00.0100.07322.48
7.0.200.0040.00416.82
7.0.140.0030.06322.21
7.0.90.0100.08719.94
7.0.80.0300.06719.91
7.0.70.0030.08719.90
7.0.60.0100.08320.02
7.0.50.0530.04320.30
7.0.40.0130.08020.10
7.0.30.0000.06320.05
7.0.20.0170.05320.18
7.0.10.0070.04020.11
7.0.00.0100.05720.04
5.6.280.0030.07020.99
5.6.230.0030.09020.50
5.6.220.0030.04720.61
5.6.210.0030.06320.60
5.6.200.0070.09021.07
5.6.190.0100.07021.07
5.6.180.0030.04320.93
5.6.170.0100.04020.93
5.6.160.0030.04721.09
5.6.150.0000.04321.04
5.6.140.0130.03721.03
5.6.130.0070.05021.07
5.6.120.0030.07720.94
5.6.110.0070.04020.93
5.6.100.0070.04321.15
5.6.90.0030.05720.98
5.6.80.0000.04320.40
5.6.70.0030.04020.41
5.6.60.0100.03320.46
5.6.50.0030.04020.31
5.6.40.0000.04320.43
5.6.30.0070.03720.38
5.6.20.0130.04320.39
5.6.10.0070.03020.36
5.6.00.0000.03720.30
5.5.370.0100.08020.32
5.5.360.0030.06020.39
5.5.350.0100.06020.42
5.5.340.0200.06320.73
5.5.330.0070.08020.73
5.5.320.0030.04020.88
5.5.310.0070.04020.82
5.5.300.0070.04020.82
5.5.290.0000.04020.85
5.5.280.0030.03720.63
5.5.270.0100.07020.91
5.5.260.0070.03720.62
5.5.250.0070.03320.63
5.5.240.0030.04320.23
5.5.230.0030.04320.17
5.5.220.0000.04320.25
5.5.210.0000.04320.24
5.5.200.0070.03020.07
5.5.190.0070.03020.23
5.5.180.0030.04320.26
5.5.160.0100.02720.18
5.5.150.0030.04020.22
5.5.140.0070.03720.20
5.5.130.0000.04720.22
5.5.120.0030.04020.29
5.5.110.0000.04320.13
5.5.100.0100.03720.14
5.5.90.0100.03720.15
5.5.80.0000.03720.11
5.5.70.0100.06319.96
5.5.60.0000.04019.98
5.5.50.0030.03720.10
5.5.40.0200.06320.14
5.5.30.0130.07320.07
5.5.20.0070.05020.04
5.5.10.0070.07320.11
5.5.00.0100.07720.02
5.4.450.0100.03319.29
5.4.440.0000.07719.38
5.4.430.0100.03719.46
5.4.420.0030.04019.11
5.4.410.0070.03019.32
5.4.400.0070.03319.03
5.4.390.0000.04019.07
5.4.380.0000.04018.92
5.4.370.0070.04019.06
5.4.360.0000.04318.79
5.4.350.0070.06019.03
5.4.340.0100.06319.03
5.4.320.0070.03718.96
5.4.310.0070.03019.10
5.4.300.0070.04018.98
5.4.290.0070.04718.80
5.4.280.0070.05719.04
5.4.270.0030.03719.03
5.4.260.0070.04019.09
5.4.250.0070.03018.89
5.4.240.0030.03719.02
5.4.230.0000.04019.04
5.4.220.0000.04719.12
5.4.210.0000.04018.78
5.4.200.0070.04319.07
5.4.190.0000.06019.22
5.4.180.0100.05719.07
5.4.170.0200.05019.02
5.4.160.0170.07319.02
5.4.150.0030.07718.92
5.4.140.0100.07316.38
5.4.130.0000.04016.28
5.4.120.0130.05716.28
5.4.110.0100.07716.49
5.4.100.0100.07316.32
5.4.90.0130.05316.49
5.4.80.0070.04316.42
5.4.70.0030.03316.30
5.4.60.0000.04016.32
5.4.50.0170.04316.23
5.4.40.0030.08016.34
5.4.30.0000.07316.20
5.4.20.0000.05316.42
5.4.10.0100.07316.24
5.4.00.0100.07315.66
5.3.290.0100.03014.66
5.3.280.0070.03014.53
5.3.270.0100.07714.54
5.3.260.0030.08314.57
5.3.250.0100.07314.54
5.3.240.0130.06014.61
5.3.230.0030.08314.43
5.3.220.0200.06314.56
5.3.210.0170.06014.55
5.3.200.0070.07714.39
5.3.190.0130.07014.51
5.3.180.0100.04314.51
5.3.170.0070.04014.57
5.3.160.0130.06314.55
5.3.150.0070.06714.51
5.3.140.0070.07314.51
5.3.130.0100.06714.54
5.3.120.0130.07014.54
5.3.110.0130.07314.50
5.3.100.0030.07014.00
5.3.90.0130.07313.98
5.3.80.0100.05014.00
5.3.70.0070.07314.00
5.3.60.0000.08013.75
5.3.50.0100.07013.91
5.3.40.0030.08013.92
5.3.30.0100.07013.90
5.3.20.0070.06013.67
5.3.10.0070.06313.64
5.3.00.0000.06313.61
5.2.170.0070.06011.14
5.2.160.0030.06311.21
5.2.150.0170.05311.00
5.2.140.0070.05311.13
5.2.130.0130.05711.13
5.2.120.0030.05310.89
5.2.110.0100.05710.96
5.2.100.0070.06011.09
5.2.90.0130.04710.98
5.2.80.0070.04311.08
5.2.70.0070.05311.09
5.2.60.0030.05011.07
5.2.50.0030.06310.81
5.2.40.0070.05710.99
5.2.30.0000.05310.95
5.2.20.0030.06310.98
5.2.10.0070.06310.86
5.2.00.0030.05710.64
5.1.60.0070.05010.04
5.1.50.0130.03310.02
5.1.40.0030.0509.99
5.1.30.0000.06010.36
5.1.20.0200.04310.21
5.1.10.0030.02710.14
5.1.00.0030.03310.07
5.0.50.0000.0478.54
5.0.40.0100.0378.45
5.0.30.0030.0608.21
5.0.20.0070.0308.18
5.0.10.0030.0438.16
5.0.00.0000.0607.99
4.4.90.0100.0307.12
4.4.80.0030.0177.12
4.4.70.0000.0377.12
4.4.60.0100.0307.12
4.4.50.0030.0307.12
4.4.40.0070.0337.12
4.4.30.0070.0337.12
4.4.20.0000.0177.12
4.4.10.0030.0337.12
4.4.00.0100.0507.12
4.3.110.0030.0307.12
4.3.100.0030.0337.12
4.3.90.0030.0207.12
4.3.80.0000.0307.12
4.3.70.0030.0277.12
4.3.60.0100.0237.12
4.3.50.0030.0207.12
4.3.40.0000.0537.12
4.3.30.0030.0337.12
4.3.20.0000.0207.12
4.3.10.0000.0407.12
4.3.00.0100.0277.12

preferences:
40.39 ms | 401 KiB | 5 Q