3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode((object)array('a' => 1, 'b' => 2, 'c' => 3)); ?>

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)
8.3.60.0110.00418.43
8.3.50.0160.00521.94
8.3.40.0070.00718.67
8.3.30.0110.00418.93
8.3.20.0070.00020.04
8.3.10.0060.00320.65
8.3.00.0080.00019.38
8.2.180.0070.00718.41
8.2.170.0110.00422.96
8.2.160.0140.00020.57
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0100.00022.23
8.2.110.0000.00920.50
8.2.100.0110.00017.69
8.2.90.0000.00719.04
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0050.00318.16
8.2.30.0100.00017.92
8.2.20.0040.00417.64
8.2.10.0000.00717.91
8.2.00.0000.00817.48
8.1.280.0140.00725.92
8.1.270.0050.00322.19
8.1.260.0080.00026.35
8.1.250.0030.00628.09
8.1.240.0030.00623.79
8.1.230.0100.00019.00
8.1.220.0000.00917.74
8.1.210.0040.00418.77
8.1.200.0040.00417.10
8.1.190.0040.00416.97
8.1.180.0000.00818.10
8.1.170.0030.00518.52
8.1.160.0000.00721.93
8.1.150.0050.00318.79
8.1.140.0060.00317.34
8.1.130.0000.00717.66
8.1.120.0030.00517.30
8.1.110.0000.00717.21
8.1.100.0020.00517.36
8.1.90.0000.00717.36
8.1.80.0000.00817.33
8.1.70.0060.00017.24
8.1.60.0000.00917.46
8.1.50.0050.00317.34
8.1.40.0040.00417.27
8.1.30.0080.00017.42
8.1.20.0040.00417.40
8.1.10.0000.00717.33
8.1.00.0040.00417.32
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0050.00318.27
8.0.270.0030.00317.09
8.0.260.0000.00817.22
8.0.250.0030.00316.96
8.0.240.0030.00316.89
8.0.230.0030.00316.90
8.0.220.0030.00616.71
8.0.210.0000.00716.81
8.0.200.0000.00616.78
8.0.190.0040.00416.77
8.0.180.0040.00416.67
8.0.170.0030.00516.78
8.0.160.0070.00016.69
8.0.150.0000.00716.76
8.0.140.0070.00416.77
8.0.130.0000.00613.28
8.0.120.0040.00416.69
8.0.110.0040.00416.65
8.0.100.0000.00816.69
8.0.90.0040.00416.59
8.0.80.0070.00716.78
8.0.70.0050.00316.92
8.0.60.0070.00016.70
8.0.50.0000.00716.64
8.0.30.0100.01217.06
8.0.20.0130.00517.40
8.0.10.0000.00716.91
8.0.00.0060.01216.63
7.4.330.0020.00215.00
7.4.320.0060.00016.36
7.4.300.0030.00316.32
7.4.290.0040.00416.35
7.4.280.0000.00816.44
7.4.270.0050.00216.34
7.4.260.0020.00516.39
7.4.250.0040.00416.22
7.4.240.0030.00316.36
7.4.230.0020.00516.26
7.4.220.0120.00616.52
7.4.210.0110.01116.41
7.4.200.0040.00416.47
7.4.160.0100.00716.57
7.4.150.0100.01017.40
7.4.140.0100.00717.86
7.4.130.0090.00916.31
7.4.120.0140.00716.50
7.4.110.0080.00816.36
7.4.100.0030.01316.36
7.4.90.0060.01016.34
7.4.80.0110.00919.39
7.4.70.0060.01116.43
7.4.60.0090.00616.38
7.4.50.0000.00416.34
7.4.40.0100.00716.45
7.4.30.0090.01216.25
7.4.00.0070.00714.68
7.3.330.0000.00513.02
7.3.320.0050.00013.04
7.3.310.0000.00716.25
7.3.300.0060.00016.19
7.3.290.0000.01416.24
7.3.280.0090.00716.17
7.3.270.0120.00617.40
7.3.260.0110.00716.36
7.3.250.0140.00416.31
7.3.240.0130.00916.29
7.3.230.0080.01116.45
7.3.210.0060.01016.44
7.3.200.0160.00619.39
7.3.190.0040.01716.33
7.3.180.0090.00916.25
7.3.170.0000.01516.27
7.3.160.0100.00616.23
7.2.330.0030.01216.40
7.2.320.0060.01016.45
7.2.310.0070.01016.33
7.2.300.0100.00616.27
7.2.290.0000.01516.42
7.2.00.0270.00819.29
7.1.100.0090.01317.89
7.1.70.0000.00817.12
7.1.60.0140.00719.32
7.1.50.0100.01316.57
7.1.00.0070.07322.33
7.0.200.0000.00916.65
7.0.140.0070.07022.04
7.0.90.0070.05719.89
7.0.80.0200.07019.98
7.0.70.0030.04719.89
7.0.60.0100.04719.95
7.0.50.0030.04320.37
7.0.40.0130.07320.07
7.0.30.0170.06720.10
7.0.20.0070.04720.08
7.0.10.0200.06720.07
7.0.00.0030.04320.18
5.6.280.0030.07321.09
5.6.230.0100.08020.68
5.6.220.0070.08020.65
5.6.210.0070.08020.61
5.6.200.0070.06021.11
5.6.190.0100.08021.13
5.6.180.0030.05021.03
5.6.170.0070.07321.01
5.6.160.0070.04021.04
5.6.150.0100.08321.16
5.6.140.0070.07720.92
5.6.130.0000.06321.13
5.6.120.0000.07021.05
5.6.110.0070.05321.07
5.6.100.0100.05321.02
5.6.90.0130.08020.93
5.6.80.0030.08720.43
5.6.70.0100.07720.44
5.6.60.0130.07720.40
5.6.50.0170.06720.44
5.6.40.0030.05320.31
5.6.30.0030.04720.32
5.6.20.0130.05020.38
5.6.10.0100.06720.51
5.6.00.0130.05020.36
5.5.370.0100.08020.53
5.5.360.0070.08020.55
5.5.350.0030.08320.41
5.5.340.0100.07720.90
5.5.330.0030.09320.77
5.5.320.0100.09020.90
5.5.310.0130.06320.63
5.5.300.0100.05020.78
5.5.290.0130.05720.76
5.5.280.0000.04720.77
5.5.270.0070.05020.87
5.5.260.0100.04320.74
5.5.250.0130.08320.54
5.5.240.0100.07020.24
5.5.230.0070.06720.20
5.5.220.0070.05320.11
5.5.210.0100.07020.25
5.5.200.0070.06720.25
5.5.190.0070.06720.23
5.5.180.0100.03720.10
5.5.160.0030.07720.10
5.5.150.0070.05320.17
5.5.140.0100.04720.25
5.5.130.0130.04020.07
5.5.120.0000.06320.24
5.5.110.0130.04320.22
5.5.100.0030.08320.13
5.5.90.0030.08320.14
5.5.80.0100.05020.15
5.5.70.0130.07020.11
5.5.60.0000.05020.07
5.5.50.0000.08720.09
5.5.40.0070.04019.98
5.5.30.0100.04020.13
5.5.20.0100.07019.91
5.5.10.0000.08020.03
5.5.00.0100.08020.07
5.4.450.0030.08719.36
5.4.440.0070.04719.45
5.4.430.0130.07719.34
5.4.420.0130.06319.22
5.4.410.0030.07719.24
5.4.400.0100.07719.03
5.4.390.0130.07319.05
5.4.380.0070.06318.90
5.4.370.0070.06719.05
5.4.360.0030.07019.07
5.4.350.0130.06719.14
5.4.340.0070.07019.07
5.4.320.0130.06018.94
5.4.310.0030.04018.94
5.4.300.0030.07019.04
5.4.290.0070.07719.21
5.4.280.0070.09019.07
5.4.270.0000.08019.03
5.4.260.0100.06719.13
5.4.250.0100.05019.02
5.4.240.0130.06319.11
5.4.230.0030.04718.97
5.4.220.0030.04319.09
5.4.210.0170.07018.97
5.4.200.0100.07319.22
5.4.190.0100.06018.96
5.4.180.0070.08318.93
5.4.170.0100.04318.97
5.4.160.0100.07318.94
5.4.150.0130.05319.21
5.4.140.0030.07316.22
5.4.130.0070.06716.31
5.4.120.0130.06316.41
5.4.110.0030.07316.42
5.4.100.0000.07316.33
5.4.90.0000.04716.21
5.4.80.0100.06716.25
5.4.70.0100.03716.24
5.4.60.0100.06716.25
5.4.50.0100.04716.28
5.4.40.0070.07316.25
5.4.30.0030.04316.32
5.4.20.0000.04716.35
5.4.10.0000.08016.32
5.4.00.0070.08015.67
5.3.290.0130.06314.61
5.3.280.0000.07314.49
5.3.270.0070.05714.46
5.3.260.0030.07014.46
5.3.250.0070.06714.56
5.3.240.0170.04314.54
5.3.230.0100.07014.50
5.3.220.0030.06314.55
5.3.210.0000.04714.54
5.3.200.0100.07714.42
5.3.190.0030.07714.52
5.3.180.0130.06314.51
5.3.170.0030.06714.55
5.3.160.0070.06714.51
5.3.150.0030.07714.52
5.3.140.0070.08014.48
5.3.130.0170.05714.45
5.3.120.0030.07314.52
5.3.110.0070.07714.52
5.3.100.0100.03713.85
5.3.90.0000.08014.02
5.3.80.0200.05313.92
5.3.70.0030.05713.78
5.3.60.0070.07313.86
5.3.50.0100.03713.88
5.3.40.0070.03713.93
5.3.30.0030.04313.89
5.3.20.0100.03013.54
5.3.10.0000.03713.59
5.3.00.0030.03313.61
5.2.170.0070.04311.18
5.2.160.0070.03311.09
5.2.150.0000.03310.96
5.2.140.0030.03710.93
5.2.130.0000.03311.10
5.2.120.0000.03710.96
5.2.110.0030.03711.10
5.2.100.0000.03011.04
5.2.90.0030.02310.94
5.2.80.0000.03711.08
5.2.70.0000.02711.11
5.2.60.0030.03011.04
5.2.50.0030.02711.01
5.2.40.0000.03011.04
5.2.30.0000.03010.88
5.2.20.0000.04310.94
5.2.10.0030.02710.93
5.2.00.0000.03710.75
5.1.60.0000.0239.83
5.1.50.0030.02710.00
5.1.40.0030.02010.02
5.1.30.0000.02710.24
5.1.20.0000.02710.40
5.1.10.0030.04010.04
5.1.00.0000.0279.91
5.0.50.0030.0178.54
5.0.40.0070.0178.24
5.0.30.0000.0708.20
5.0.20.0000.0438.27
5.0.10.0000.0178.26
5.0.00.0030.0608.16
4.4.90.0000.0177.58
4.4.80.0030.0107.58
4.4.70.0000.0177.58
4.4.60.0030.0137.58
4.4.50.0030.0137.58
4.4.40.0070.0377.58
4.4.30.0000.0177.58
4.4.20.0000.0177.58
4.4.10.0000.0177.58
4.4.00.0000.0277.58
4.3.110.0000.0177.58
4.3.100.0030.0107.58
4.3.90.0000.0377.58
4.3.80.0030.0277.58
4.3.70.0030.0337.58
4.3.60.0030.0277.58
4.3.50.0070.0107.58
4.3.40.0000.0477.58
4.3.30.0000.0137.58
4.3.20.0000.0137.58
4.3.10.0000.0237.58
4.3.00.0030.0277.58

preferences:
42.55 ms | 401 KiB | 5 Q