3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(function_exists('json_lasterror'));

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)
8.3.40.0070.00718.48
8.3.30.0110.00718.56
8.3.20.0070.00718.57
8.3.10.0030.00521.02
8.3.00.0040.00423.53
8.2.170.0120.00622.96
8.2.160.0100.00720.45
8.2.150.0030.00524.18
8.2.140.0030.00524.66
8.2.130.0000.00826.16
8.2.120.0080.00019.70
8.2.110.0090.00019.39
8.2.100.0150.00017.66
8.2.90.0080.00018.09
8.2.80.0070.00017.97
8.2.70.0050.00317.38
8.2.60.0040.00417.91
8.2.50.0040.00418.07
8.2.40.0000.00817.91
8.2.30.0040.00421.29
8.2.20.0060.00317.50
8.2.10.0070.00017.59
8.2.00.0070.00017.42
8.1.270.0040.00423.99
8.1.260.0000.00826.35
8.1.250.0080.00028.09
8.1.240.0060.00322.39
8.1.230.0080.00320.89
8.1.220.0040.00417.74
8.1.210.0050.00318.96
8.1.200.0000.00917.22
8.1.190.0000.00817.41
8.1.180.0030.00618.10
8.1.170.0090.00018.66
8.1.160.0040.00418.77
8.1.150.0050.00318.49
8.1.140.0000.00717.32
8.1.130.0030.00317.64
8.1.120.0040.00417.34
8.1.110.0080.00017.32
8.1.100.0030.00517.20
8.1.90.0070.00017.35
8.1.80.0000.00717.30
8.1.70.0030.00317.19
8.1.60.0030.00617.43
8.1.50.0040.00417.23
8.1.40.0000.01117.39
8.1.30.0020.00517.52
8.1.20.0000.00817.53
8.1.10.0000.00817.27
8.1.00.0030.00617.32
8.0.300.0000.00819.66
8.0.290.0080.00016.58
8.0.280.0030.00318.33
8.0.270.0000.00717.16
8.0.260.0030.00316.73
8.0.250.0050.00316.82
8.0.240.0000.01016.90
8.0.230.0070.00016.68
8.0.220.0000.00716.78
8.0.210.0040.00416.72
8.0.200.0000.01016.66
8.0.190.0050.00316.86
8.0.180.0040.00416.81
8.0.170.0040.00416.63
8.0.160.0050.00316.75
8.0.150.0000.00716.70
8.0.140.0070.00016.67
8.0.130.0000.00513.14
8.0.120.0050.00316.75
8.0.110.0070.00016.61
8.0.100.0070.00016.79
8.0.90.0040.00416.63
8.0.80.0100.00316.74
8.0.70.0000.00716.55
8.0.60.0070.00016.77
8.0.50.0000.00816.75
8.0.30.0080.01016.80
8.0.20.0060.01317.40
8.0.10.0000.00816.71
8.0.00.0150.00616.65
7.4.330.0000.00513.43
7.4.320.0030.00316.38
7.4.300.0000.00616.34
7.4.290.0070.00016.36
7.4.280.0030.00316.36
7.4.270.0040.00416.28
7.4.260.0050.00013.15
7.4.250.0060.00316.45
7.4.240.0000.00816.52
7.4.230.0040.00416.41
7.4.220.0100.00716.43
7.4.210.0060.00816.45
7.4.200.0030.00316.48
7.4.190.0000.00716.34
7.4.160.0030.01816.60
7.4.150.0110.00717.40
7.4.140.0100.01017.86
7.4.130.0060.01616.38
7.4.120.0100.00716.32
7.4.110.0090.00816.26
7.4.100.0110.00716.18
7.4.90.0100.00716.10
7.4.80.0100.00719.39
7.4.70.0100.01316.38
7.4.60.0100.00716.48
7.4.50.0090.00015.97
7.4.40.0070.00722.52
7.4.30.0070.01016.21
7.4.00.0080.00814.88
7.3.330.0000.00512.97
7.3.320.0030.00313.04
7.3.310.0000.00716.25
7.3.300.0060.00016.11
7.3.290.0030.01216.08
7.3.280.0100.00716.12
7.3.270.0090.00917.40
7.3.260.0050.01118.24
7.3.250.0040.01216.22
7.3.240.0130.00616.12
7.3.230.0100.00716.39
7.3.210.0100.00616.25
7.3.200.0140.00719.39
7.3.190.0140.00316.26
7.3.180.0070.01016.11
7.3.170.0130.00616.27
7.3.160.0100.01016.14
7.3.120.0070.01014.85
7.2.330.0110.00616.33
7.2.320.0070.01016.16
7.2.310.0090.00916.43
7.2.300.0130.00316.46
7.2.290.0090.01216.32
7.2.110.0150.00716.47
7.1.70.0000.01516.73
7.1.60.0070.00719.40
7.1.50.0030.02216.74
7.1.00.0030.07022.33
7.0.200.0050.00516.63
7.0.140.0070.07322.15
7.0.60.0000.04721.66
7.0.50.0030.08022.20
7.0.40.0070.07720.12
7.0.30.0030.09020.19
7.0.20.0130.07720.06
7.0.10.0000.09019.95
7.0.00.0070.07720.11
5.6.280.0070.07021.06
5.6.210.0130.06720.55
5.6.200.0070.07021.15
5.6.190.0070.07720.89
5.6.180.0000.07320.96
5.6.170.0070.06021.12
5.6.160.0100.07021.12
5.6.150.0130.07321.01
5.6.140.0030.08721.01
5.6.130.0030.08720.97
5.6.120.0070.08320.97
5.6.110.0100.07021.12
5.6.100.0070.05321.00
5.6.90.0100.05721.00
5.6.80.0030.08020.39
5.6.70.0030.07020.36
5.6.60.0000.08020.39
5.6.50.0030.08020.38
5.6.40.0030.07320.50
5.6.30.0000.08720.48
5.6.20.0070.07720.34
5.6.10.0000.07720.37
5.6.00.0130.07020.30
5.5.350.0000.07720.39
5.5.340.0000.08320.77
5.5.330.0030.08020.84
5.5.320.0030.06320.89
5.5.310.0030.08020.64
5.5.300.0070.07320.72
5.5.290.0070.08020.97
5.5.280.0030.08320.73
5.5.270.0030.08720.83
5.5.260.0070.07320.71
5.5.250.0000.08720.60
5.5.240.0100.05320.14
5.5.230.0030.08320.25
5.5.220.0100.04320.20
5.5.210.0100.05720.25
5.5.200.0200.06320.03
5.5.190.0070.07320.11
5.5.180.0070.07720.24
5.5.160.0030.08020.03
5.5.150.0070.07720.18
5.5.140.0070.07720.11
5.5.130.0030.08020.07
5.5.120.0030.05720.11
5.5.110.0000.06720.30
5.5.100.0030.08019.89
5.5.90.0100.07020.00
5.5.80.0070.07319.99
5.5.70.0030.08020.09
5.5.60.0030.07319.99
5.5.50.0000.07720.09
5.5.40.0170.06320.09
5.5.30.0100.07720.09
5.5.20.0030.08320.00
5.5.10.0130.06720.05
5.5.00.0100.07019.99
5.4.450.0070.07719.30
5.4.440.0030.06319.27
5.4.430.0100.07019.49
5.4.420.0100.05719.22
5.4.410.0070.07019.04
5.4.400.0000.05719.00
5.4.390.0100.05319.00
5.4.380.0070.06718.85
5.4.370.0070.07019.10
5.4.360.0030.07718.84
5.4.350.0030.07718.96
5.4.340.0070.07319.20
5.4.320.0070.07018.85
5.4.310.0030.07318.95
5.4.300.0070.06319.18
5.4.290.0030.06718.89
5.4.280.0030.07719.07
5.4.270.0000.07318.84
5.4.260.0030.06018.92
5.4.250.0070.07019.19
5.4.240.0030.07718.98
5.4.230.0000.07719.16
5.4.220.0000.08018.92
5.4.210.0070.07318.98
5.4.200.0030.06319.00
5.4.190.0070.06718.84
5.4.180.0030.07319.14
5.4.170.0070.07719.04
5.4.160.0070.06319.08
5.4.150.0000.08019.15
5.4.140.0000.07316.38
5.4.130.0030.07316.32
5.4.120.0000.07316.35
5.4.110.0070.03016.32
5.4.100.0030.03716.24
5.4.90.0030.03316.43
5.4.80.0000.03316.23
5.4.70.0070.02316.20
5.4.60.0000.03716.22
5.4.50.0000.03016.42
5.4.40.0000.03016.21
5.4.30.0000.02716.35
5.4.20.0030.03016.25
5.4.10.0000.03716.20
5.4.00.0000.04015.88
5.3.290.0070.06014.64
5.3.280.0030.07714.54
5.3.270.0030.08314.35
5.3.260.0000.07714.59
5.3.250.0030.04314.53
5.3.240.0070.07314.43
5.3.230.0030.06314.42
5.3.220.0070.06314.49
5.3.210.0030.04314.52
5.3.200.0070.03014.49
5.3.190.0000.03714.51
5.3.180.0000.03714.54
5.3.170.0000.03714.47
5.3.160.0000.03714.50
5.3.150.0030.03314.50
5.3.140.0000.03714.48
5.3.130.0000.04014.52
5.3.120.0000.03014.52
5.3.110.0000.09014.33
5.3.100.0030.02714.01
5.3.90.0100.02713.93
5.3.80.0030.03313.95
5.3.70.0000.03013.95
5.3.60.0000.04013.78
5.3.50.0000.03013.73
5.3.40.0030.02713.87
5.3.30.0000.03013.88
5.3.20.0030.03013.45
5.3.10.0030.02713.59
5.3.00.0000.03013.55
5.2.170.0030.02710.99
5.2.160.0000.02311.13
5.2.150.0030.02311.15
5.2.140.0000.02311.12
5.2.130.0000.02710.99
5.2.120.0000.02711.07
5.2.110.0000.02711.00
5.2.100.0000.02311.13
5.2.90.0030.02010.99
5.2.80.0030.02010.99
5.2.70.0000.02311.07
5.2.60.0000.02310.99
5.2.50.0000.02710.99
5.2.40.0000.02310.99
5.2.30.0000.02310.99
5.2.20.0070.01710.99
5.2.10.0030.02010.99
5.2.00.0000.02310.99
5.1.60.0000.02010.99
5.1.50.0000.02010.99
5.1.40.0000.02010.99
5.1.30.0000.02710.99
5.1.20.0030.02010.99
5.1.10.0000.02310.99
5.1.00.0000.02010.99
5.0.50.0030.01310.99
5.0.40.0030.01310.99
5.0.30.0030.02310.99
5.0.20.0000.04310.99
5.0.10.0030.04310.99
5.0.00.0030.06310.99
4.4.90.0000.01310.99
4.4.80.0000.01310.99
4.4.70.0000.01310.99
4.4.60.0000.01310.99
4.4.50.0000.01310.99
4.4.40.0000.02310.99
4.4.30.0000.01310.99
4.4.20.0030.01010.99
4.4.10.0030.01010.99
4.4.00.0000.02310.99
4.3.110.0000.01310.99
4.3.100.0000.02710.99
4.3.90.0030.03710.99
4.3.80.0000.05310.99
4.3.70.0000.03010.99
4.3.60.0000.02010.99
4.3.50.0000.03310.99
4.3.40.0000.05010.99
4.3.30.0000.03310.99
4.3.20.0000.03310.99
4.3.10.0000.03710.99
4.3.00.0000.04010.99

preferences:
47.24 ms | 400 KiB | 5 Q