3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo json_encode('{a: 1.3320000}');

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)
8.3.40.0150.00318.53
8.3.30.0110.00720.05
8.3.20.0070.01020.12
8.3.10.0070.01122.04
8.3.00.0030.01422.39
8.2.170.0030.01022.96
8.2.160.0100.00320.52
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0080.00019.45
8.2.110.0060.00322.11
8.2.100.0040.00719.21
8.2.90.0040.00418.98
8.2.80.0050.00319.40
8.2.70.0040.00417.38
8.2.60.0050.00317.92
8.2.50.0090.00018.07
8.2.40.0080.00018.02
8.2.30.0050.00318.02
8.2.20.0040.00417.57
8.2.10.0040.00417.63
8.2.00.0040.00417.41
8.1.270.0000.00824.66
8.1.260.0160.00026.35
8.1.250.0070.01028.09
8.1.240.0040.00423.83
8.1.230.0040.00719.22
8.1.220.0040.00417.74
8.1.210.0060.00618.77
8.1.200.0090.00017.23
8.1.190.0050.00317.41
8.1.180.0080.00019.42
8.1.170.0080.00018.54
8.1.160.0000.00722.20
8.1.150.0000.00818.49
8.1.140.0040.00417.19
8.1.130.0040.00417.62
8.1.120.0040.00417.22
8.1.110.0020.00517.34
8.1.100.0070.00017.34
8.1.90.0000.00717.31
8.1.80.0050.00317.32
8.1.70.0070.00017.29
8.1.60.0030.00517.44
8.1.50.0000.00817.39
8.1.40.0050.00317.35
8.1.30.0050.00317.50
8.1.20.0000.00817.39
8.1.10.0000.00717.33
8.1.00.0050.00517.35
8.0.300.0000.00818.77
8.0.290.0000.00716.93
8.0.280.0080.00018.38
8.0.270.0070.00017.10
8.0.260.0000.00618.47
8.0.250.0000.00616.82
8.0.240.0000.00916.85
8.0.230.0070.00016.82
8.0.220.0030.00316.75
8.0.210.0060.00016.64
8.0.200.0000.00816.85
8.0.190.0000.00816.78
8.0.180.0070.00016.75
8.0.170.0040.00416.70
8.0.160.0040.00416.79
8.0.150.0000.00916.62
8.0.140.0030.00316.59
8.0.130.0000.00513.20
8.0.120.0030.00616.73
8.0.110.0030.00516.57
8.0.100.0000.00716.79
8.0.90.0000.00716.78
8.0.80.0100.01016.63
8.0.70.0000.00716.77
8.0.60.0000.00716.61
8.0.50.0030.00516.61
8.0.30.0080.01516.87
8.0.20.0100.00917.40
8.0.10.0000.00716.86
8.0.00.0070.01016.81
7.4.330.0030.00315.00
7.4.320.0060.00016.41
7.4.300.0000.00616.37
7.4.290.0020.00516.37
7.4.280.0030.00316.36
7.4.270.0000.00716.38
7.4.260.0000.00513.03
7.4.250.0050.00316.30
7.4.240.0030.00316.36
7.4.230.0000.00716.46
7.4.220.0110.01516.43
7.4.210.0080.00816.39
7.4.200.0040.00416.55
7.4.190.0000.00716.17
7.4.160.0030.01316.38
7.4.150.0180.00017.40
7.4.140.0120.00817.86
7.4.130.0120.00516.32
7.4.120.0080.01116.34
7.4.110.0110.00616.26
7.4.100.0070.01016.35
7.4.90.0070.01116.43
7.4.80.0070.01019.39
7.4.70.0070.01016.38
7.4.60.0080.00816.30
7.4.50.0030.00616.17
7.4.40.0110.00222.77
7.4.30.0100.00616.50
7.4.00.0030.01514.83
7.3.330.0050.00012.96
7.3.320.0050.00012.84
7.3.310.0030.00316.11
7.3.300.0030.00316.17
7.3.290.0030.01116.12
7.3.280.0090.00816.13
7.3.270.0100.00717.40
7.3.260.0070.01516.08
7.3.250.0070.01016.21
7.3.240.0090.00916.47
7.3.230.0060.01216.39
7.3.210.0140.01116.46
7.3.200.0130.01019.39
7.3.190.0120.00816.09
7.3.180.0090.00616.13
7.3.170.0040.01216.28
7.3.160.0120.00316.14
7.3.120.0030.01414.84
7.3.10.0000.01516.65
7.3.00.0060.01016.25
7.2.330.0120.00616.66
7.2.320.0070.01016.38
7.2.310.0060.01616.54
7.2.300.0120.00916.63
7.2.290.0060.00916.62
7.2.130.0110.00716.71
7.2.120.0120.00016.64
7.2.110.0030.00716.43
7.2.100.0030.00616.64
7.2.90.0070.00316.68
7.2.80.0080.00516.50
7.2.70.0030.00616.77
7.2.60.0060.00516.51
7.2.50.0070.00716.77
7.2.40.0000.01416.97
7.2.30.0000.01316.51
7.2.20.0060.00316.98
7.2.10.0080.00516.64
7.2.00.0090.00417.92
7.1.250.0050.00915.34
7.1.200.0290.00315.61
7.1.100.0110.00717.84
7.1.70.0000.01017.11
7.1.60.0100.01019.43
7.1.50.0100.01416.86
7.1.00.0070.03022.32
7.0.200.0000.00716.40
7.0.140.0070.07022.07
7.0.90.0130.08319.90
7.0.80.0230.06720.11
7.0.70.0100.04019.87
7.0.60.0170.07020.01
7.0.50.0130.05720.19
7.0.40.0000.08320.00
7.0.30.0230.06320.18
7.0.20.0100.06720.05
7.0.10.0070.05720.03
7.0.00.0100.06320.04
5.6.280.0030.07321.14
5.6.240.0030.08720.50
5.6.230.0070.09320.63
5.6.220.0070.07320.61
5.6.210.0100.07020.46
5.6.200.0100.07320.95
5.6.190.0030.05720.95
5.6.180.0130.07721.05
5.6.170.0070.08021.10
5.6.160.0070.08021.13
5.6.150.0170.07320.91
5.6.140.0130.07721.01
5.6.130.0100.07321.02
5.6.120.0070.06021.03
5.6.110.0100.07720.91
5.6.100.0170.04721.11
5.6.90.0100.07720.99
5.6.80.0070.07720.55
5.6.70.0070.06020.30
5.6.60.0100.07720.45
5.6.50.0100.05720.51
5.6.40.0100.05020.36
5.6.30.0070.08020.29
5.6.20.0100.07020.43
5.6.10.0100.07320.29
5.6.00.0100.06720.36
5.5.380.0200.06720.39
5.5.370.0100.07720.50
5.5.360.0030.08720.47
5.5.350.0100.07720.44
5.5.340.0070.07020.79
5.5.330.0070.08020.91
5.5.320.0130.06020.89
5.5.310.0130.07720.89
5.5.300.0100.07720.88
5.5.290.0100.08020.86
5.5.280.0070.08320.90
5.5.270.0130.07020.76
5.5.260.0130.07320.81
5.5.250.0030.07720.67
5.5.240.0100.07019.98
5.5.230.0070.08020.16
5.5.220.0030.06720.00
5.5.210.0200.05020.20
5.5.200.0200.06320.17
5.5.190.0070.08320.26
5.5.180.0070.07720.23
5.5.160.0070.07320.08
5.5.150.0130.06720.10
5.5.140.0170.06720.20
5.5.130.0130.07719.95
5.5.120.0030.05020.20
5.5.110.0100.07320.22
5.5.100.0030.08720.16
5.5.90.0100.07020.09
5.5.80.0100.07020.08
5.5.70.0070.05720.05
5.5.60.0070.05720.04
5.5.50.0070.04020.10
5.5.40.0030.07720.11
5.5.30.0000.08320.01
5.5.20.0000.07720.14
5.5.10.0070.08320.01
5.5.00.0100.05020.06
5.4.450.0070.06719.43
5.4.440.0030.07319.44
5.4.430.0070.04019.30
5.4.420.0100.07319.43
5.4.410.0130.07719.32
5.4.400.0030.08019.11
5.4.390.0000.08718.78
5.4.380.0130.04719.14
5.4.370.0070.07319.03
5.4.360.0100.06318.97
5.4.350.0130.06718.98
5.4.340.0030.08018.81
5.4.320.0170.07019.02
5.4.310.0100.07319.05
5.4.300.0070.08018.81
5.4.290.0130.06319.12
5.4.280.0070.05019.05
5.4.270.0170.06318.94
5.4.260.0070.07319.06
5.4.250.0100.04719.09
5.4.240.0100.07319.02
5.4.230.0100.07319.11
5.4.220.0070.04719.11
5.4.210.0070.03719.12
5.4.200.0100.07018.77
5.4.190.0100.03319.03
5.4.180.0070.07319.11
5.4.170.0070.04319.11
5.4.160.0000.04319.09
5.4.150.0030.07019.05
5.4.140.0030.08016.34
5.4.130.0070.07716.31
5.4.120.0100.07016.21
5.4.110.0070.05316.32
5.4.100.0100.07316.25
5.4.90.0100.04016.23
5.4.80.0000.04016.20
5.4.70.0070.07316.27
5.4.60.0070.07716.18
5.4.50.0070.05316.20
5.4.40.0070.05716.43
5.4.30.0070.06716.41
5.4.20.0130.06316.20
5.4.10.0030.06316.23
5.4.00.0030.06715.68
5.3.290.0070.07014.63
5.3.280.0100.04014.45
5.3.270.0100.07014.58
5.3.260.0030.07714.45
5.3.250.0030.03714.59
5.3.240.0100.04714.45
5.3.230.0130.07314.41
5.3.220.0070.07314.51
5.3.210.0070.07314.47
5.3.200.0130.06314.54
5.3.190.0000.07714.55
5.3.180.0070.05014.41
5.3.170.0070.07314.52
5.3.160.0100.05714.52
5.3.150.0070.07714.38
5.3.140.0200.06714.41
5.3.130.0030.06714.52
5.3.120.0130.06714.55
5.3.110.0000.07314.54
5.3.100.0130.06714.00
5.3.90.0030.07014.01
5.3.80.0030.06714.01
5.3.70.0030.06313.76
5.3.60.0030.07313.97
5.3.50.0030.07013.90
5.3.40.0100.04313.91
5.3.30.0130.06313.88
5.3.20.0130.05713.63
5.3.10.0100.05313.66
5.3.00.0070.05013.63
5.2.170.0070.05311.16
5.2.160.0030.06011.06
5.2.150.0100.05711.00
5.2.140.0070.04011.13
5.2.130.0100.03011.14
5.2.120.0000.06310.93
5.2.110.0070.06010.97
5.2.100.0000.06711.13
5.2.90.0100.05710.96
5.2.80.0070.05711.05
5.2.70.0030.05311.11
5.2.60.0000.06711.11
5.2.50.0030.06711.00
5.2.40.0100.03010.98
5.2.30.0070.05010.96
5.2.20.0030.05710.91
5.2.10.0030.05710.80
5.2.00.0070.05310.78
5.1.60.0070.0339.82
5.1.50.0030.05010.01
5.1.40.0100.04710.02
5.1.30.0030.05010.37
5.1.20.0030.03010.25
5.1.10.0070.05010.12
5.1.00.0030.05010.12
5.0.50.0170.0338.38
5.0.40.0000.0478.24
5.0.30.0070.0608.05
5.0.20.0000.0338.18
5.0.10.0070.0238.27
5.0.00.0100.0578.13
4.4.90.0000.0377.23
4.4.80.0000.0237.23
4.4.70.0000.0377.23
4.4.60.0030.0377.23
4.4.50.0100.0207.23
4.4.40.0030.0537.23
4.4.30.0000.0377.23
4.4.20.0000.0177.23
4.4.10.0030.0337.23
4.4.00.0000.0577.23
4.3.110.0070.0337.23
4.3.100.0000.0337.23
4.3.90.0070.0307.23
4.3.80.0030.0507.23
4.3.70.0030.0237.23
4.3.60.0070.0137.23
4.3.50.0000.0407.23
4.3.40.0000.0507.23
4.3.30.0000.0337.23
4.3.20.0070.0337.23
4.3.10.0000.0237.23
4.3.00.0030.0337.23

preferences:
41.57 ms | 400 KiB | 5 Q