3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode(array(1,2,3));

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)
8.3.40.0120.00318.72
8.3.30.0070.00718.59
8.3.20.0080.00018.65
8.3.10.0040.00421.10
8.3.00.0000.00723.61
8.2.170.0130.01322.96
8.2.160.0070.00720.52
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0070.00026.16
8.2.120.0040.00421.08
8.2.110.0090.00022.16
8.2.100.0090.00317.66
8.2.90.0070.00319.09
8.2.80.0040.00417.97
8.2.70.0030.00617.50
8.2.60.0030.00619.46
8.2.50.0000.00818.10
8.2.40.0040.00420.27
8.2.30.0040.00421.23
8.2.20.0020.00517.58
8.2.10.0070.00017.54
8.2.00.0060.00317.61
8.1.270.0040.00423.99
8.1.260.0130.00326.35
8.1.250.0070.00028.09
8.1.240.0090.00022.81
8.1.230.0080.00417.42
8.1.220.0040.00417.74
8.1.210.0050.00318.77
8.1.200.0000.00817.10
8.1.190.0030.00519.07
8.1.180.0040.00418.10
8.1.170.0050.00318.47
8.1.160.0000.00722.07
8.1.150.0040.00418.52
8.1.140.0050.00317.18
8.1.130.0000.00717.80
8.1.120.0080.00017.30
8.1.110.0000.00817.36
8.1.100.0000.00717.31
8.1.90.0040.00417.30
8.1.80.0040.00417.36
8.1.70.0040.00417.32
8.1.60.0050.00517.46
8.1.50.0000.00717.37
8.1.40.0040.00417.37
8.1.30.0050.00317.46
8.1.20.0060.00317.40
8.1.10.0040.00417.47
8.1.00.0040.00417.42
8.0.300.0000.00718.77
8.0.290.0040.00416.63
8.0.280.0000.00718.27
8.0.270.0030.00617.11
8.0.260.0000.00616.66
8.0.250.0060.00316.95
8.0.240.0040.00416.94
8.0.230.0030.00316.72
8.0.220.0000.00716.75
8.0.210.0030.00316.74
8.0.200.0070.00016.70
8.0.190.0070.00016.70
8.0.180.0000.00716.78
8.0.170.0040.00416.61
8.0.160.0000.00716.68
8.0.150.0000.00716.77
8.0.140.0070.00016.64
8.0.130.0000.00613.18
8.0.120.0030.00516.64
8.0.110.0030.00516.66
8.0.100.0000.00716.64
8.0.90.0000.00716.77
8.0.80.0040.01116.80
8.0.70.0040.00416.71
8.0.60.0070.00016.58
8.0.50.0030.00516.62
8.0.30.0070.01016.92
8.0.20.0050.01417.40
8.0.10.0040.00416.86
8.0.00.0090.01216.76
7.4.330.0050.00014.63
7.4.320.0000.00616.37
7.4.300.0040.00416.40
7.4.290.0030.00316.50
7.4.280.0000.00716.35
7.4.270.0030.00316.44
7.4.260.0000.00613.24
7.4.250.0040.00416.46
7.4.240.0060.00016.35
7.4.230.0030.00316.34
7.4.220.0090.00916.25
7.4.210.0080.00816.36
7.4.200.0000.00716.55
7.4.190.0070.00016.50
7.4.160.0100.00716.35
7.4.150.0030.01317.40
7.4.140.0140.00317.86
7.4.130.0100.00716.30
7.4.120.0080.01016.40
7.4.110.0090.01216.29
7.4.100.0100.01016.45
7.4.90.0120.01216.45
7.4.80.0090.00919.39
7.4.70.0060.01016.43
7.4.60.0090.00916.43
7.4.50.0040.00416.16
7.4.40.0040.01122.77
7.4.30.0100.00616.37
7.4.00.0110.00714.96
7.3.330.0020.00212.98
7.3.320.0030.00312.83
7.3.310.0070.00016.08
7.3.300.0080.00016.07
7.3.290.0070.01316.06
7.3.280.0110.00716.10
7.3.270.0090.00717.40
7.3.260.0100.00818.24
7.3.250.0100.01016.33
7.3.240.0160.00616.34
7.3.230.0080.00816.39
7.3.210.0100.00716.24
7.3.200.0060.01219.39
7.3.190.0080.01316.12
7.3.180.0080.01116.36
7.3.170.0090.00616.27
7.3.160.0040.01116.16
7.3.120.0070.01014.69
7.2.330.0110.00616.40
7.2.320.0130.00616.23
7.2.310.0000.01716.55
7.2.300.0080.00816.52
7.2.290.0060.00916.33
7.2.60.0100.00616.56
7.2.00.0030.01019.32
7.1.200.0080.00815.39
7.1.100.0070.00317.78
7.1.70.0000.01016.90
7.1.60.0060.00619.40
7.1.50.0090.01516.85
7.1.00.0070.03022.44
7.0.200.0040.00416.55
7.0.140.0070.06722.05
7.0.90.0070.09019.95
7.0.80.0400.04719.92
7.0.70.0670.05319.94
7.0.60.0100.05019.91
7.0.50.0030.05020.23
7.0.40.0170.08020.05
7.0.30.0070.08320.15
7.0.20.0070.08020.18
7.0.10.0100.07320.13
7.0.00.0030.06320.13
5.6.280.0070.07020.90
5.6.240.0100.07720.50
5.6.230.0100.08020.53
5.6.220.0030.08320.51
5.6.210.0070.08020.74
5.6.200.0170.07321.13
5.6.190.0130.07721.08
5.6.180.0070.04721.05
5.6.170.0170.06321.02
5.6.160.0030.07720.93
5.6.150.0130.07721.16
5.6.140.0000.04721.07
5.6.130.0130.07721.07
5.6.120.0130.07320.93
5.6.110.0130.04720.94
5.6.100.0070.07721.02
5.6.90.0070.06720.98
5.6.80.0130.07320.55
5.6.70.0000.04320.38
5.6.60.0100.06720.46
5.6.50.0070.07020.44
5.6.40.0100.07320.37
5.6.30.0130.06720.26
5.6.20.0100.05720.36
5.6.10.0170.06020.44
5.6.00.0100.04320.50
5.5.380.0130.08020.34
5.5.370.0100.07320.47
5.5.360.0030.09020.34
5.5.350.0000.09020.35
5.5.340.0100.08020.88
5.5.330.0170.04720.91
5.5.320.0030.04020.86
5.5.310.0070.05720.87
5.5.300.0100.06020.72
5.5.290.0100.07320.91
5.5.280.0100.08720.86
5.5.270.0100.03720.91
5.5.260.0100.05020.86
5.5.250.0170.04020.73
5.5.240.0030.04720.20
5.5.230.0200.06720.17
5.5.220.0030.07720.01
5.5.210.0130.08020.25
5.5.200.0100.07320.28
5.5.190.0170.04319.98
5.5.180.0070.05720.10
5.5.160.0070.08020.14
5.5.150.0130.07320.22
5.5.140.0030.07320.27
5.5.130.0100.07320.24
5.5.120.0000.05320.20
5.5.110.0170.08320.20
5.5.100.0000.07720.01
5.5.90.0100.06020.09
5.5.80.0070.07720.06
5.5.70.0100.06320.04
5.5.60.0200.06720.05
5.5.50.0070.07720.07
5.5.40.0170.06320.10
5.5.30.0000.08320.09
5.5.20.0100.07020.01
5.5.10.0130.08020.04
5.5.00.0200.06020.05
5.4.450.0030.08319.35
5.4.440.0070.04719.35
5.4.430.0000.06719.26
5.4.420.0130.03719.30
5.4.410.0030.04718.98
5.4.400.0130.07318.98
5.4.390.0030.04718.98
5.4.380.0070.07318.95
5.4.370.0030.04719.11
5.4.360.0070.05019.03
5.4.350.0170.06718.90
5.4.340.0170.08019.05
5.4.320.0030.07719.15
5.4.310.0030.06319.16
5.4.300.0170.08019.04
5.4.290.0070.07319.13
5.4.280.0100.07319.07
5.4.270.0000.06319.13
5.4.260.0030.07719.02
5.4.250.0100.06718.93
5.4.240.0130.06719.11
5.4.230.0000.04319.11
5.4.220.0100.07319.09
5.4.210.0070.07018.97
5.4.200.0030.08719.11
5.4.190.0170.05018.95
5.4.180.0070.08318.79
5.4.170.0200.06719.11
5.4.160.0130.06318.76
5.4.150.0070.07318.92
5.4.140.0100.04716.34
5.4.130.0070.06016.33
5.4.120.0100.07016.31
5.4.110.0030.04316.38
5.4.100.0130.06316.21
5.4.90.0130.03716.43
5.4.80.0100.07016.21
5.4.70.0070.06716.39
5.4.60.0070.07316.35
5.4.50.0030.07316.28
5.4.40.0030.07316.23
5.4.30.0100.07316.18
5.4.20.0070.07316.46
5.4.10.0030.04716.29
5.4.00.0030.07015.67
5.3.290.0170.06014.52
5.3.280.0030.06714.46
5.3.270.0070.08714.54
5.3.260.0030.08314.46
5.3.250.0070.05314.55
5.3.240.0070.06014.46
5.3.230.0100.07314.41
5.3.220.0130.06314.39
5.3.210.0100.07314.42
5.3.200.0070.05714.41
5.3.190.0100.03314.57
5.3.180.0100.06314.54
5.3.170.0130.04314.50
5.3.160.0030.07714.55
5.3.150.0070.07714.54
5.3.140.0130.07014.49
5.3.130.0070.07714.54
5.3.120.0100.05014.40
5.3.110.0030.06714.52
5.3.100.0100.04313.91
5.3.90.0070.07313.84
5.3.80.0030.05713.95
5.3.70.0100.04013.79
5.3.60.0100.07014.01
5.3.50.0130.05013.70
5.3.40.0100.04713.93
5.3.30.0070.06713.76
5.3.20.0130.05713.66
5.3.10.0100.06313.64
5.3.00.0100.07313.48
5.2.170.0070.05711.00
5.2.160.0070.02710.96
5.2.150.0100.05711.18
5.2.140.0100.05010.97
5.2.130.0000.03710.89
5.2.120.0100.02711.12
5.2.110.0100.06011.09
5.2.100.0100.04711.01
5.2.90.0100.03011.13
5.2.80.0030.06011.01
5.2.70.0000.05711.01
5.2.60.0030.06010.99
5.2.50.0000.06311.05
5.2.40.0130.05310.82
5.2.30.0000.05310.93
5.2.20.0000.06310.80
5.2.10.0070.05710.67
5.2.00.0100.05710.72
5.1.60.0030.0539.83
5.1.50.0030.0539.98
5.1.40.0070.02710.01
5.1.30.0070.03310.23
5.1.20.0170.03310.41
5.1.10.0070.0509.89
5.1.00.0000.03010.11
5.0.50.0070.0378.42
5.0.40.0070.0408.25
5.0.30.0000.0378.23
5.0.20.0100.0308.09
5.0.10.0000.0338.17
5.0.00.0070.0608.01
4.4.90.0030.0337.62
4.4.80.0030.0237.62
4.4.70.0000.0307.62
4.4.60.0000.0377.62
4.4.50.0030.0337.62
4.4.40.0000.0577.62
4.4.30.0000.0337.62
4.4.20.0000.0207.62
4.4.10.0030.0307.62
4.4.00.0000.0537.62
4.3.110.0000.0237.62
4.3.100.0030.0337.62
4.3.90.0000.0377.62
4.3.80.0000.0537.62
4.3.70.0070.0277.62
4.3.60.0130.0237.62
4.3.50.0030.0177.62
4.3.40.0100.0207.62
4.3.30.0030.0277.62
4.3.20.0000.0207.62
4.3.10.0000.0177.62
4.3.00.0030.0137.62

preferences:
49.31 ms | 400 KiB | 5 Q