3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(json_encode("รค"));

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)
8.3.40.0120.00318.51
8.3.30.0140.00019.02
8.3.20.0040.00420.21
8.3.10.0070.00021.77
8.3.00.0080.00019.02
8.2.170.0110.00422.96
8.2.160.0030.01020.43
8.2.150.0000.00824.18
8.2.140.0070.00024.66
8.2.130.0080.00026.16
8.2.120.0030.00621.02
8.2.110.0170.00321.12
8.2.100.0030.00817.59
8.2.90.0080.00018.03
8.2.80.0050.00317.97
8.2.70.0060.00317.79
8.2.60.0000.00817.88
8.2.50.0030.00718.10
8.2.40.0040.00419.30
8.2.30.0040.00419.14
8.2.20.0040.00417.45
8.2.10.0000.00717.80
8.2.00.0050.00317.59
8.1.270.0040.00418.63
8.1.260.0000.00726.35
8.1.250.0070.00028.09
8.1.240.0110.00417.39
8.1.230.0080.00320.93
8.1.220.0080.00017.74
8.1.210.0000.00818.84
8.1.200.0030.00617.00
8.1.190.0050.00317.10
8.1.180.0090.00018.10
8.1.170.0000.00818.42
8.1.160.0030.00618.92
8.1.150.0000.00718.80
8.1.140.0000.00717.25
8.1.130.0030.00317.78
8.1.120.0000.00717.16
8.1.110.0080.00017.29
8.1.100.0050.00217.23
8.1.90.0000.00817.34
8.1.80.0040.00417.37
8.1.70.0000.00717.36
8.1.60.0030.00617.46
8.1.50.0000.00917.36
8.1.40.0050.00217.26
8.1.30.0000.00917.56
8.1.20.0040.00417.57
8.1.10.0050.00317.41
8.1.00.0000.00717.31
8.0.300.0000.00719.77
8.0.290.0030.00716.63
8.0.280.0000.00718.24
8.0.270.0070.00017.07
8.0.260.0060.00017.02
8.0.250.0040.00416.84
8.0.240.0050.00316.77
8.0.230.0020.00516.70
8.0.220.0070.00016.70
8.0.210.0060.00016.65
8.0.200.0040.00416.82
8.0.190.0050.00216.70
8.0.180.0000.00716.78
8.0.170.0030.00516.76
8.0.160.0040.00416.69
8.0.150.0070.00016.65
8.0.140.0000.00716.67
8.0.130.0030.00313.20
8.0.120.0000.00816.63
8.0.110.0000.00716.82
8.0.100.0050.00316.82
8.0.90.0070.00016.68
8.0.80.0120.00916.67
8.0.70.0040.00416.76
8.0.60.0000.00716.62
8.0.50.0050.00216.77
8.0.30.0080.01116.87
8.0.20.0100.01517.40
8.0.10.0040.00416.83
8.0.00.0110.00616.52
7.4.330.0030.00315.03
7.4.320.0030.00316.45
7.4.300.0000.00616.37
7.4.290.0000.00816.43
7.4.280.0040.00416.33
7.4.270.0000.00716.39
7.4.260.0040.00416.35
7.4.250.0000.00716.37
7.4.240.0030.00516.44
7.4.230.0070.00016.50
7.4.220.0090.01616.53
7.4.210.0110.00316.53
7.4.200.0070.00016.27
7.4.160.0040.01216.22
7.4.150.0100.01017.40
7.4.140.0110.00917.86
7.4.130.0090.00716.28
7.4.120.0130.00516.35
7.4.110.0130.01016.24
7.4.100.0060.01316.46
7.4.90.0070.01016.32
7.4.80.0160.00619.39
7.4.70.0090.00916.29
7.4.60.0030.01316.30
7.4.50.0040.00416.35
7.4.40.0130.00316.16
7.4.30.0120.00616.48
7.4.00.0040.00814.72
7.3.330.0040.00412.88
7.3.320.0000.00512.98
7.3.310.0070.00016.16
7.3.300.0060.00016.12
7.3.290.0100.00616.12
7.3.280.0130.00616.12
7.3.270.0000.02017.40
7.3.260.0130.00316.39
7.3.250.0110.00616.24
7.3.240.0100.00716.31
7.3.230.0060.01516.39
7.3.210.0170.00016.11
7.3.200.0100.01319.39
7.3.190.0030.01316.04
7.3.180.0110.00816.21
7.3.170.0070.01116.27
7.3.160.0110.00616.36
7.3.10.0180.01116.22
7.3.00.0180.00315.80
7.2.330.0140.00316.16
7.2.320.0070.01016.19
7.2.310.0100.00716.10
7.2.300.0140.00316.49
7.2.290.0130.01116.36
7.2.130.0150.00416.23
7.2.120.0130.00316.45
7.2.110.0160.00415.85
7.2.100.0180.00916.31
7.2.90.0150.01216.20
7.2.80.0150.00716.52
7.2.70.0260.00716.43
7.2.60.0150.01116.49
7.2.50.0100.00715.95
7.2.40.0200.00816.46
7.2.30.0100.00716.28
7.2.20.0120.00616.15
7.2.10.0110.01116.46
7.2.00.0120.00317.53
7.1.250.0140.00515.24
7.1.100.0100.00317.86
7.1.70.0060.00617.08
7.1.60.0000.01017.32
7.1.50.0160.01634.30
7.1.00.0070.06722.36
7.0.200.0100.00716.75
7.0.140.0030.06022.00
7.0.90.0030.05719.78
7.0.80.0000.05319.95
7.0.70.0000.06020.06
7.0.60.0200.04319.86
7.0.50.0130.05020.32
7.0.40.0170.06320.00
7.0.30.0030.06020.00
7.0.20.0100.07720.12
7.0.10.0100.07320.14
7.0.00.0100.07720.13
5.6.280.0100.06721.14
5.6.240.0030.07320.52
5.6.230.0100.07720.48
5.6.220.0100.07320.61
5.6.210.0100.07320.52
5.6.200.0030.08721.07
5.6.190.0170.06721.02
5.6.180.0000.08021.07
5.6.170.0000.04721.10
5.6.160.0100.07721.01
5.6.150.0100.05021.07
5.6.140.0230.07020.94
5.6.130.0030.06720.95
5.6.120.0100.08321.00
5.6.110.0070.07721.02
5.6.100.0070.08321.05
5.6.90.0130.08020.97
5.6.80.0130.06020.44
5.6.70.0100.05720.42
5.6.60.0100.07020.46
5.6.50.0100.07720.51
5.6.40.0030.04320.52
5.6.30.0030.08320.44
5.6.20.0100.07720.29
5.6.10.0100.06320.43
5.6.00.0030.04720.28
5.5.380.0070.07720.36
5.5.370.0070.07720.29
5.5.360.0170.03720.42
5.5.350.0100.03720.46
5.5.340.0070.08020.86
5.5.330.0100.08020.82
5.5.320.0100.08020.84
5.5.310.0030.09020.63
5.5.300.0100.06320.91
5.5.290.0030.07320.91
5.5.280.0130.04020.88
5.5.270.0070.05320.86
5.5.260.0100.07720.74
5.5.250.0100.08020.44
5.5.240.0130.06720.26
5.5.230.0100.05320.17
5.5.220.0030.08020.24
5.5.210.0100.08320.01
5.5.200.0000.05320.27
5.5.190.0230.06720.27
5.5.180.0030.08020.20
5.5.160.0130.07720.14
5.5.150.0000.05020.07
5.5.140.0100.07020.17
5.5.130.0130.07720.07
5.5.120.0070.04320.11
5.5.110.0130.07320.25
5.5.100.0030.05720.06
5.5.90.0130.04320.05
5.5.80.0000.04320.06
5.5.70.0070.04319.95
5.5.60.0070.07320.05
5.5.50.0200.06720.05
5.5.40.0130.04020.05
5.5.30.0030.07020.02
5.5.20.0100.07720.13
5.5.10.0100.04320.03
5.5.00.0070.07319.95
5.4.450.0100.08019.23
5.4.440.0030.04719.47
5.4.430.0070.07719.44
5.4.420.0030.04319.27
5.4.410.0000.05719.18
5.4.400.0070.07719.23
5.4.390.0130.07019.12
5.4.380.0130.06318.98
5.4.370.0070.07318.79
5.4.360.0130.07318.98
5.4.350.0000.04318.90
5.4.340.0000.04719.05
5.4.320.0030.05019.03
5.4.310.0070.04019.09
5.4.300.0000.08319.05
5.4.290.0100.05318.96
5.4.280.0070.05319.14
5.4.270.0100.06718.98
5.4.260.0100.07318.94
5.4.250.0100.05719.09
5.4.240.0100.07718.91
5.4.230.0070.07019.11
5.4.220.0000.08318.97
5.4.210.0130.06318.92
5.4.200.0100.06719.22
5.4.190.0130.07319.11
5.4.180.0070.07719.01
5.4.170.0130.06719.13
5.4.160.0030.04319.01
5.4.150.0100.06718.96
5.4.140.0070.07716.22
5.4.130.0100.06716.32
5.4.120.0100.06716.23
5.4.110.0070.06316.42
5.4.100.0100.06016.40
5.4.90.0100.06716.23
5.4.80.0030.07316.32
5.4.70.0130.03716.34
5.4.60.0130.06716.35
5.4.50.0130.04316.18
5.4.40.0030.04316.33
5.4.30.0070.03716.28
5.4.20.0100.03016.31
5.4.10.0070.03716.18
5.4.00.0070.04715.67
5.3.290.0130.06014.65
5.3.280.0130.06714.45
5.3.270.0100.07014.56
5.3.260.0070.06314.57
5.3.250.0030.07314.56
5.3.240.0130.07314.58
5.3.230.0100.07014.45
5.3.220.0070.06714.41
5.3.210.0170.06014.50
5.3.200.0030.04014.50
5.3.190.0200.04314.54
5.3.180.0070.07014.39
5.3.170.0100.05014.55
5.3.160.0070.06714.50
5.3.150.0070.04014.38
5.3.140.0100.06714.41
5.3.130.0030.05714.50
5.3.120.0030.04014.48
5.3.110.0030.04314.54
5.3.100.0030.05013.99
5.3.90.0000.04014.00
5.3.80.0130.04713.78
5.3.70.0030.03713.78
5.3.60.0030.03713.99
5.3.50.0030.03713.79
5.3.40.0070.03713.88
5.3.30.0070.03013.76
5.3.20.0000.03713.67
5.3.10.0000.05013.61
5.3.00.0100.06713.50
5.2.170.0030.03311.10
5.2.160.0030.06311.20
5.2.150.0000.03010.97
5.2.140.0000.03011.18
5.2.130.0030.03711.07
5.2.120.0000.06010.93
5.2.110.0070.06011.04
5.2.100.0000.03011.09
5.2.90.0100.02010.91
5.2.80.0070.06011.08
5.2.70.0030.05711.09
5.2.60.0030.03311.07
5.2.50.0070.04010.80
5.2.40.0070.04010.86
5.2.30.0000.03010.81
5.2.20.0030.02710.95
5.2.10.0030.02710.78
5.2.00.0030.02710.62
5.1.60.0030.02310.50
5.1.50.0000.02710.50
5.1.40.0000.04310.50
5.1.30.0070.04310.50
5.1.20.0000.04310.50
5.1.10.0000.02710.50
5.1.00.0000.02710.50
5.0.50.0000.02010.50
5.0.40.0030.03010.50
5.0.30.0000.03010.50
5.0.20.0000.02010.50
5.0.10.0030.01710.50
5.0.00.0000.03010.50
4.4.90.0000.01310.50
4.4.80.0000.03710.50
4.4.70.0030.01310.50
4.4.60.0000.01710.50
4.4.50.0030.01310.50
4.4.40.0000.04010.50
4.4.30.0030.01010.50
4.4.20.0000.01710.50
4.4.10.0000.01710.50
4.4.00.0000.03010.50
4.3.110.0000.01710.50
4.3.100.0000.01310.50
4.3.90.0000.02310.50
4.3.80.0030.02310.50
4.3.70.0000.01310.50
4.3.60.0000.01310.50
4.3.50.0000.02010.50
4.3.40.0030.02010.50
4.3.30.0000.01710.50
4.3.20.0030.03010.50
4.3.10.0000.01710.50
4.3.00.0000.01710.50

preferences:
64.62 ms | 400 KiB | 5 Q