3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( json_encode( [[[[[[[[[[[]]]]]]]]]]], 0, 10 ) ); var_dump( json_last_error() );

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)
8.3.60.0100.00718.43
8.3.50.0180.00321.99
8.3.40.0080.00818.40
8.3.30.0150.00418.33
8.3.20.0080.00018.47
8.3.10.0080.00020.41
8.3.00.0040.00423.66
8.2.180.0090.00616.32
8.2.170.0100.00722.96
8.2.160.0030.01020.39
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0050.00519.08
8.2.110.0000.00922.13
8.2.100.0030.00917.59
8.2.90.0040.00419.10
8.2.80.0090.00317.97
8.2.70.0080.00017.38
8.2.60.0000.00717.91
8.2.50.0070.00318.07
8.2.40.0000.00718.09
8.2.30.0070.00019.72
8.2.20.0000.00817.43
8.2.10.0040.00417.59
8.2.00.0030.00517.52
8.1.280.0150.00325.92
8.1.270.0060.00323.99
8.1.260.0130.00626.35
8.1.250.0040.00428.09
8.1.240.0130.00322.42
8.1.230.0040.00820.96
8.1.220.0080.00018.77
8.1.210.0060.00318.77
8.1.200.0060.00317.23
8.1.190.0000.00817.52
8.1.180.0080.00018.10
8.1.170.0030.00618.47
8.1.160.0050.00318.73
8.1.150.0070.00018.50
8.1.140.0040.00417.35
8.1.130.0040.00417.78
8.1.120.0030.00517.31
8.1.110.0020.00517.20
8.1.100.0040.00417.21
8.1.90.0040.00417.33
8.1.80.0030.00317.36
8.1.70.0050.00317.34
8.1.60.0100.00017.44
8.1.50.0000.01017.23
8.1.40.0050.00217.35
8.1.30.0000.00717.33
8.1.20.0030.00517.44
8.1.10.0000.00717.40
8.1.00.0040.00417.35
8.0.300.0000.01019.73
8.0.290.0070.00318.49
8.0.280.0040.00418.29
8.0.270.0070.00016.99
8.0.260.0030.00316.71
8.0.250.0040.00416.84
8.0.240.0040.00416.81
8.0.230.0070.00016.79
8.0.220.0000.00716.75
8.0.210.0040.00416.71
8.0.200.0060.00016.81
8.0.190.0040.00416.70
8.0.180.0040.00416.66
8.0.170.0060.00316.73
8.0.160.0000.00716.84
8.0.150.0040.00416.68
8.0.140.0050.00216.71
8.0.130.0000.00513.13
8.0.120.0000.00816.71
8.0.110.0050.00316.70
8.0.100.0040.00416.74
8.0.90.0000.00716.66
8.0.80.0060.01016.71
8.0.70.0050.00316.79
8.0.60.0030.00616.62
8.0.50.0040.00416.57
8.0.30.0110.01016.86
8.0.20.0080.01117.40
8.0.10.0050.00316.89
8.0.00.0090.00816.67
7.4.330.0050.00014.73
7.4.320.0030.00316.48
7.4.300.0000.00616.39
7.4.290.0030.00316.37
7.4.280.0000.00716.45
7.4.270.0040.00416.34
7.4.260.0000.00613.08
7.4.250.0000.00816.45
7.4.240.0050.00216.38
7.4.230.0000.00716.46
7.4.220.0070.01416.47
7.4.210.0040.01216.41
7.4.200.0030.00316.25
7.4.190.0000.00716.43
7.4.160.0100.00616.30
7.4.150.0110.00717.40
7.4.140.0130.00817.86
7.4.130.0100.00616.26
7.4.120.0120.00716.35
7.4.110.0100.01016.20
7.4.100.0090.00616.46
7.4.90.0130.00416.39
7.4.80.0060.01019.37
7.4.70.0070.01016.18
7.4.60.0050.01216.21
7.4.50.0050.00316.30
7.4.40.0030.01022.27
7.4.30.0090.01216.47
7.4.00.0050.00314.85
7.3.330.0000.00513.01
7.3.320.0000.00612.80
7.3.310.0000.00716.10
7.3.300.0000.00716.11
7.3.290.0070.00716.07
7.3.280.0090.00816.12
7.3.270.0130.00417.40
7.3.260.0120.01118.24
7.3.250.0130.00716.21
7.3.240.0070.01016.44
7.3.230.0110.00616.39
7.3.210.0060.01016.25
7.3.200.0120.00619.39
7.3.190.0100.00716.18
7.3.180.0110.00716.26
7.3.170.0100.00616.28
7.3.160.0150.00816.16
7.3.120.0030.01314.68
7.2.330.0060.01116.39
7.2.320.0030.01416.52
7.2.310.0150.00316.25
7.2.300.0070.01016.59
7.2.290.0120.00316.27
7.2.60.0060.00616.45
7.1.200.0070.00715.71
7.1.70.0030.00617.07
7.1.60.0070.01819.40
7.1.50.0070.01416.44
7.1.00.0030.07322.36
7.0.200.0000.00716.32
7.0.140.0070.07022.07
7.0.90.0700.07719.89
7.0.80.0670.07719.99
7.0.70.0630.06719.87
7.0.60.0630.07319.89
7.0.50.0600.08020.25
7.0.40.0070.08720.15
7.0.30.0070.08720.00
7.0.20.0070.04319.95
7.0.10.0030.05320.12
7.0.00.0030.04320.05
5.6.280.0000.07721.03
5.6.240.0030.08720.66
5.6.230.0030.05720.65
5.6.220.0030.08320.50
5.6.210.0030.08320.46
5.6.200.0030.07720.95
5.6.190.0130.07021.04
5.6.180.0070.04720.93
5.6.170.0100.05721.13
5.6.160.0000.05021.02
5.6.150.0030.08721.03
5.6.140.0100.07021.07
5.6.130.0070.09021.00
5.6.120.0030.06721.01
5.6.110.0030.05321.06
5.6.100.0070.07720.99
5.6.90.0030.09021.14
5.6.80.0130.07020.48
5.6.70.0100.07720.43
5.6.60.0200.06320.38
5.6.50.0070.08720.50
5.6.40.0070.07720.38
5.6.30.0070.08020.41
5.6.20.0100.07720.41
5.6.10.0070.07020.38
5.6.00.0030.05020.45
5.5.380.0130.07720.41
5.5.370.0100.06720.41
5.5.360.0070.04320.29
5.5.350.0000.08020.40
5.5.340.0030.08720.75
5.5.330.0170.07320.64
5.5.320.0070.05020.90
5.5.310.0070.08020.91
5.5.300.0070.07720.89
5.5.290.0070.08020.82
5.5.280.0030.09020.62
5.5.270.0230.07320.81
5.5.260.0170.07020.75
5.5.250.0100.07320.66
5.5.240.0030.05320.20
5.5.230.0030.05320.14
5.5.220.0170.06320.29
5.5.210.0070.08020.20
5.5.200.0100.07720.18
5.5.190.0000.05020.27
5.5.180.0070.07720.24
5.5.160.0000.05320.10
5.5.150.0070.07320.21
5.5.140.0100.05020.20
5.5.130.0100.06020.25
5.5.120.0070.05020.26
5.5.110.0170.07320.20
5.5.100.0100.07720.06
5.5.90.0070.06720.06
5.5.80.0130.06720.09
5.5.70.0100.08020.05
5.5.60.0130.07020.02
5.5.50.0070.06320.06
5.5.40.0030.08020.07
5.5.30.0130.08020.13
5.5.20.0100.07320.04
5.5.10.0130.07720.04
5.5.00.0000.05719.97
5.4.450.0000.08319.44
5.4.440.0070.07719.18
5.4.430.0170.06719.55
5.4.420.0130.04719.28
5.4.410.0000.07319.23
5.4.400.0100.06718.80
5.4.390.0170.06718.96
5.4.380.0030.07319.04
5.4.370.0130.06019.14
5.4.360.0100.06718.80
5.4.350.0100.06719.05
5.4.340.0030.07719.23
5.4.320.0000.08319.05
5.4.310.0000.07018.78
5.4.300.0070.07319.02
5.4.290.0130.07018.94
5.4.280.0030.05319.09
5.4.270.0130.06318.78
5.4.260.0100.07718.89
5.4.250.0070.05019.04
5.4.240.0130.07018.84
5.4.230.0070.06318.78
5.4.220.0070.07318.97
5.4.210.0070.06718.78
5.4.200.0130.07018.95
5.4.190.0000.06019.13
5.4.180.0170.06719.11
5.4.170.0070.07319.04
5.4.160.0000.04319.17
5.4.150.0070.04719.05
5.4.140.0130.06716.22
5.4.130.0100.05716.32
5.4.120.0230.05316.30
5.4.110.0100.06716.36
5.4.100.0100.05016.22
5.4.90.0030.07016.20
5.4.80.0100.06016.20
5.4.70.0070.04716.34
5.4.60.0070.05716.27
5.4.50.0130.06716.42
5.4.40.0130.06716.28
5.4.30.0070.07016.39
5.4.20.0070.06716.18
5.4.10.0130.06316.39
5.4.00.0070.04715.68
5.3.290.0100.06314.53
5.3.280.0100.05014.50
5.3.270.0100.04014.46
5.3.260.0070.06014.58
5.3.250.0170.06314.47
5.3.240.0100.07014.56
5.3.230.0000.08314.59
5.3.220.0100.04714.54
5.3.210.0030.07014.58
5.3.200.0070.06714.43
5.3.190.0030.08314.54
5.3.180.0030.06014.52
5.3.170.0070.07714.52
5.3.160.0000.06314.42
5.3.150.0270.05314.38
5.3.140.0030.07714.38
5.3.130.0100.07314.55
5.3.120.0030.05314.50
5.3.110.0130.05314.41
5.3.100.0100.06713.95
5.3.90.0070.06713.88
5.3.80.0030.06013.88
5.3.70.0200.06013.79
5.3.60.0030.08013.96
5.3.50.0030.05313.90
5.3.40.0070.03713.95
5.3.30.0070.06713.89
5.3.20.0100.06313.60
5.3.10.0130.06013.63
5.3.00.0030.04713.63
5.2.170.0070.06011.18
5.2.160.0070.04711.14
5.2.150.0000.03311.14
5.2.140.0100.07011.00
5.2.130.0000.04310.92
5.2.120.0070.04011.07
5.2.110.0070.06011.10
5.2.100.0070.05710.93
5.2.90.0030.06311.17
5.2.80.0000.03711.09
5.2.70.0070.06010.93
5.2.60.0030.06011.09
5.2.50.0030.06310.88
5.2.40.0030.04310.84
5.2.30.0070.06011.04
5.2.20.0070.03010.88
5.2.10.0030.06310.83
5.2.00.0030.06310.71
5.1.60.0000.0339.83
5.1.50.0030.03710.07
5.1.40.0000.05310.02
5.1.30.0100.05010.34
5.1.20.0000.06010.39
5.1.10.0070.03710.05
5.1.00.0030.05010.05
5.0.50.0000.0508.53
5.0.40.0100.0308.39
5.0.30.0030.0678.10
5.0.20.0030.0408.28
5.0.10.0000.0338.15
5.0.00.0070.0578.26
4.4.90.0030.0337.87
4.4.80.0000.0377.87
4.4.70.0030.0337.87
4.4.60.0070.0337.87
4.4.50.0030.0337.87
4.4.40.0000.0277.87
4.4.30.0030.0337.87
4.4.20.0070.0337.87
4.4.10.0070.0307.87
4.4.00.0030.0537.87
4.3.110.0000.0207.87
4.3.100.0030.0177.87
4.3.90.0000.0277.87
4.3.80.0000.0307.87
4.3.70.0000.0337.87
4.3.60.0030.0307.87
4.3.50.0000.0177.87
4.3.40.0100.0337.87
4.3.30.0070.0237.87
4.3.20.0000.0237.87
4.3.10.0030.0337.87
4.3.00.0070.0207.87

preferences:
48.53 ms | 401 KiB | 5 Q