3v4l.org

run code in 300+ PHP versions simultaneously
<?php $x = 1; for ($i=0; $i < 3; $i++) { $x = $x / 10^$i; var_dump($x, json_encode($x)); }

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)
8.3.60.0150.00316.88
8.3.50.0110.01021.89
8.3.40.0090.00618.79
8.3.30.0150.00018.92
8.3.20.0050.00220.33
8.3.10.0070.00023.48
8.3.00.0080.00019.38
8.2.180.0120.00318.11
8.2.170.0100.01022.96
8.2.160.0000.01320.52
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0100.00726.16
8.2.120.0080.00022.27
8.2.110.0000.01022.25
8.2.100.0080.00317.84
8.2.90.0080.00019.21
8.2.80.0040.00418.03
8.2.70.0050.00317.50
8.2.60.0030.00517.93
8.2.50.0070.00018.07
8.2.40.0030.00618.22
8.2.30.0050.00217.93
8.2.20.0070.00017.57
8.2.10.0060.00318.18
8.2.00.0110.00017.74
8.1.280.0110.00425.92
8.1.270.0090.00022.23
8.1.260.0030.00526.35
8.1.250.0050.00328.09
8.1.240.0080.00023.83
8.1.230.0070.00319.09
8.1.220.0040.00417.77
8.1.210.0000.00818.77
8.1.200.0000.00917.23
8.1.190.0080.00017.41
8.1.180.0040.00418.10
8.1.170.0040.00418.46
8.1.160.0000.00722.05
8.1.150.0040.00418.55
8.1.140.0040.00417.34
8.1.130.0070.00017.82
8.1.120.0000.00717.30
8.1.110.0050.00217.41
8.1.100.0040.00417.32
8.1.90.0040.00417.34
8.1.80.0000.00717.32
8.1.70.0000.00717.28
8.1.60.0060.00617.49
8.1.50.0000.00817.36
8.1.40.0040.00417.45
8.1.30.0040.00417.52
8.1.20.0040.00417.55
8.1.10.0000.00917.49
8.1.00.0060.00317.34
8.0.300.0060.00318.77
8.0.290.0090.00017.05
8.0.280.0000.00818.43
8.0.270.0030.00317.29
8.0.260.0030.00316.74
8.0.250.0000.00617.00
8.0.240.0050.00316.86
8.0.230.0040.00417.00
8.0.220.0030.00316.86
8.0.210.0000.00716.89
8.0.200.0060.00016.98
8.0.190.0030.00316.93
8.0.180.0040.00416.95
8.0.170.0030.00516.93
8.0.160.0000.00716.80
8.0.150.0070.00016.77
8.0.140.0050.00316.63
8.0.130.0030.00313.22
8.0.120.0040.00416.69
8.0.110.0070.00016.69
8.0.100.0040.00416.66
8.0.90.0000.00716.63
8.0.80.0040.01116.86
8.0.70.0020.00516.63
8.0.60.0070.00016.86
8.0.50.0040.00416.78
8.0.30.0140.01217.04
8.0.20.0120.00617.40
8.0.10.0050.00316.91
8.0.00.0100.00816.74
7.4.330.0000.00515.00
7.4.320.0000.00616.46
7.4.300.0000.00716.59
7.4.290.0000.00816.45
7.4.280.0000.00716.54
7.4.270.0000.00816.44
7.4.260.0070.00016.34
7.4.250.0040.00416.36
7.4.240.0040.00316.54
7.4.230.0060.00016.53
7.4.220.0060.01216.64
7.4.210.0090.00716.37
7.4.200.0030.00316.36
7.4.190.0030.00316.68
7.4.160.0160.00016.73
7.4.150.0120.00617.40
7.4.140.0070.01017.86
7.4.130.0090.00816.47
7.4.120.0060.01016.46
7.4.110.0090.01216.48
7.4.100.0070.01016.44
7.4.90.0170.00016.52
7.4.80.0100.01019.39
7.4.70.0060.00916.59
7.4.60.0090.00616.29
7.4.50.0030.00616.47
7.4.40.0070.00722.77
7.4.30.0130.00316.45
7.4.00.0090.00615.02
7.3.330.0060.00013.22
7.3.320.0030.00313.04
7.3.310.0000.00716.37
7.3.300.0030.00316.32
7.3.290.0110.00316.29
7.3.280.0060.01416.34
7.3.270.0060.01217.40
7.3.260.0130.00616.29
7.3.250.0140.00816.47
7.3.240.0100.00716.36
7.3.230.0100.00716.45
7.3.210.0090.00916.29
7.3.200.0100.01019.39
7.3.190.0080.00916.24
7.3.180.0110.00816.38
7.3.170.0090.01216.52
7.3.160.0080.00816.52
7.3.120.0130.00314.87
7.2.330.0030.01316.46
7.2.320.0070.01416.60
7.2.310.0100.00716.48
7.2.300.0100.00616.64
7.2.290.0110.00616.62
7.2.60.0270.00316.16
7.2.00.0080.00419.60
7.1.200.0060.00615.72
7.1.100.0060.00618.27
7.1.70.0080.00816.92
7.1.60.0090.00619.33
7.1.50.0090.01216.68
7.1.00.0070.07322.44
7.0.200.0030.00316.83
7.0.140.0030.07321.96
7.0.90.0170.07719.98
7.0.80.0070.04019.89
7.0.70.0130.08020.02
7.0.60.0030.08719.91
7.0.50.0400.07720.40
7.0.40.0070.04720.00
7.0.30.0100.07720.13
7.0.20.0070.08319.95
7.0.10.0030.05320.14
7.0.00.0030.05020.12
5.6.280.0100.06320.92
5.6.240.0130.04720.54
5.6.230.0070.07020.63
5.6.220.0100.08020.70
5.6.210.0070.07020.49
5.6.200.0030.07021.18
5.6.190.0200.02721.10
5.6.180.0100.07720.99
5.6.170.0170.07021.08
5.6.160.0070.05021.17
5.6.150.0100.06720.96
5.6.140.0270.04721.07
5.6.130.0130.08021.08
5.6.120.0100.05720.94
5.6.110.0100.07021.08
5.6.100.0100.07321.11
5.6.90.0070.08020.98
5.6.80.0070.05020.41
5.6.70.0030.04020.54
5.6.60.0100.07320.53
5.6.50.0030.09020.41
5.6.40.0100.08020.46
5.6.30.0030.06020.43
5.6.20.0100.05020.33
5.6.10.0070.07320.41
5.6.00.0100.07720.45
5.5.380.0170.07020.41
5.5.370.0100.03720.39
5.5.360.0170.07020.34
5.5.350.0000.04720.38
5.5.340.0130.07320.89
5.5.330.0070.06720.87
5.5.320.0030.08720.76
5.5.310.0070.08320.88
5.5.300.0070.08020.77
5.5.290.0000.05720.86
5.5.280.0000.06320.90
5.5.270.0070.04720.79
5.5.260.0070.06720.91
5.5.250.0030.08020.70
5.5.240.0100.03720.24
5.5.230.0070.07720.15
5.5.220.0070.08320.19
5.5.210.0030.06320.23
5.5.200.0130.06720.27
5.5.190.0030.07720.15
5.5.180.0100.05720.23
5.5.160.0070.07719.98
5.5.150.0100.07320.13
5.5.140.0030.06720.10
5.5.130.0100.06020.26
5.5.120.0100.04720.23
5.5.110.0030.08320.13
5.5.100.0100.06720.06
5.5.90.0030.08019.95
5.5.80.0100.07320.07
5.5.70.0070.07720.00
5.5.60.0100.05019.95
5.5.50.0100.06720.04
5.5.40.0100.04720.05
5.5.30.0100.04719.98
5.5.20.0030.08019.94
5.5.10.0070.08020.00
5.5.00.0070.06020.12
5.4.450.0100.08019.45
5.4.440.0000.07019.37
5.4.430.0030.08019.30
5.4.420.0030.08319.56
5.4.410.0030.08319.43
5.4.400.0100.07319.03
5.4.390.0130.07018.96
5.4.380.0200.06018.90
5.4.370.0070.08018.84
5.4.360.0130.07718.90
5.4.350.0070.04318.95
5.4.340.0100.07719.07
5.4.320.0100.08019.14
5.4.310.0100.06019.04
5.4.300.0030.08319.10
5.4.290.0100.07018.98
5.4.280.0070.07319.07
5.4.270.0130.03719.09
5.4.260.0100.04318.96
5.4.250.0130.07019.09
5.4.240.0130.07018.96
5.4.230.0000.08319.02
5.4.220.0030.07019.02
5.4.210.0100.07019.22
5.4.200.0100.07019.02
5.4.190.0030.05319.11
5.4.180.0030.07019.04
5.4.170.0030.05019.13
5.4.160.0070.07719.04
5.4.150.0070.07318.94
5.4.140.0070.07316.32
5.4.130.0100.03316.30
5.4.120.0030.08016.33
5.4.110.0200.05716.21
5.4.100.0100.07016.26
5.4.90.0070.05016.21
5.4.80.0100.07016.43
5.4.70.0100.07316.39
5.4.60.0000.09016.41
5.4.50.0100.04316.32
5.4.40.0030.04016.25
5.4.30.0030.07316.32
5.4.20.0000.04016.30
5.4.10.0070.03716.37
5.4.00.0070.03715.76
5.3.290.0130.08714.52
5.3.280.0030.08014.44
5.3.270.0000.04714.42
5.3.260.0070.04014.58
5.3.250.0030.05714.57
5.3.240.0100.03714.42
5.3.230.0170.07014.50
5.3.220.0070.07714.47
5.3.210.0130.03314.43
5.3.200.0030.04314.43
5.3.190.0070.07714.42
5.3.180.0070.08314.55
5.3.170.0100.05314.42
5.3.160.0070.07714.39
5.3.150.0070.07314.38
5.3.140.0070.08014.56
5.3.130.0000.06014.36
5.3.120.0070.04314.54
5.3.110.0030.07014.52
5.3.100.0000.04014.02
5.3.90.0100.04013.97
5.3.80.0000.05013.87
5.3.70.0030.03713.92
5.3.60.0070.03313.76
5.3.50.0070.05713.80
5.3.40.0000.04013.69
5.3.30.0000.04013.89
5.3.20.0030.03713.70
5.3.10.0130.03313.41
5.3.00.0130.04313.62
5.2.170.0000.03711.18
5.2.160.0170.02011.06
5.2.150.0030.03011.09
5.2.140.0030.03011.12
5.2.130.0000.04011.17
5.2.120.0070.03011.02
5.2.110.0030.03011.06
5.2.100.0070.03711.14
5.2.90.0030.04311.12
5.2.80.0070.03311.01
5.2.70.0030.04711.04
5.2.60.0000.03311.09
5.2.50.0030.03011.04
5.2.40.0000.03310.99
5.2.30.0000.03711.00
5.2.20.0030.04010.82
5.2.10.0030.02710.93
5.2.00.0000.03010.77
5.1.60.0000.0279.98
5.1.50.0000.02710.02
5.1.40.0030.02310.02
5.1.30.0030.02310.19
5.1.20.0000.03010.40
5.1.10.0000.0239.94
5.1.00.0000.02310.05
5.0.50.0000.0278.56
5.0.40.0030.0208.48
5.0.30.0100.0478.29
5.0.20.0000.0238.28
5.0.10.0030.0278.16
5.0.00.0070.0238.14
4.4.90.0070.0137.77
4.4.80.0000.0177.77
4.4.70.0070.0107.77
4.4.60.0000.0207.77
4.4.50.0000.0277.77
4.4.40.0000.0277.77
4.4.30.0000.0177.77
4.4.20.0070.0107.77
4.4.10.0000.0177.77
4.4.00.0070.0177.77
4.3.110.0030.0277.77
4.3.100.0030.0137.77
4.3.90.0030.0107.77
4.3.80.0030.0207.77
4.3.70.0030.0137.77
4.3.60.0030.0137.77
4.3.50.0000.0377.77
4.3.40.0000.0237.77
4.3.30.0030.0137.77
4.3.20.0000.0177.77
4.3.10.0030.0207.77
4.3.00.0000.0137.77

preferences:
46.71 ms | 401 KiB | 5 Q