3v4l.org

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

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)
8.3.60.0130.00618.18
8.3.50.0090.00921.21
8.3.40.0070.00718.54
8.3.30.0070.01120.09
8.3.20.0080.00020.30
8.3.10.0040.00421.95
8.3.00.0040.00422.50
8.2.180.0120.00318.41
8.2.170.0120.00422.96
8.2.160.0140.00722.25
8.2.150.0000.00824.18
8.2.140.0030.00624.66
8.2.130.0030.00526.16
8.2.120.0080.00019.11
8.2.110.0090.00520.72
8.2.100.0120.00619.22
8.2.90.0120.00718.88
8.2.80.0080.00818.90
8.2.70.0140.00717.92
8.2.60.0150.00318.00
8.2.50.0100.00718.36
8.2.40.0090.00318.18
8.2.30.0110.00119.04
8.2.20.0070.00317.99
8.2.10.0110.00818.20
8.2.00.0120.00418.13
8.1.270.0090.00022.20
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0080.00321.09
8.1.230.0050.00719.72
8.1.220.0060.00618.57
8.1.210.0060.00619.44
8.1.200.0090.00117.74
8.1.190.0090.00417.72
8.1.180.0160.00518.13
8.1.170.0100.00818.51
8.1.160.0080.00718.58
8.1.150.0080.00419.53
8.1.140.0070.00417.76
8.1.130.0040.00619.23
8.1.120.0050.00518.12
8.1.110.0060.00818.11
8.1.100.0070.00617.82
8.1.90.0090.00618.29
8.1.80.0090.00518.32
8.1.70.0080.00517.90
8.1.60.0110.00517.97
8.1.50.0110.00517.91
8.1.40.0090.00518.00
8.1.30.0110.00518.07
8.1.20.0110.00518.48
8.1.10.0080.00617.95
8.1.00.0120.00317.89
8.0.300.0070.00418.80
8.0.290.0090.00217.37
8.0.280.0040.00617.97
8.0.270.0070.00417.37
8.0.260.0090.00217.97
8.0.250.0090.00317.48
8.0.240.0100.00317.50
8.0.230.0040.00817.37
8.0.220.0070.00517.22
8.0.210.0090.00417.24
8.0.200.0110.00317.25
8.0.190.0110.00217.29
8.0.180.0110.00317.75
8.0.170.0090.00517.25
8.0.160.0080.00617.66
8.0.150.0100.00417.19
8.0.140.0100.00517.62
8.0.130.0090.00616.36
8.0.120.0100.00717.24
8.0.110.0120.00417.25
8.0.100.0110.00417.17
8.0.90.0070.00617.23
8.0.80.0150.00617.60
8.0.70.0090.00817.65
8.0.60.0110.00517.19
8.0.50.0120.00617.21
8.0.30.0090.00917.04
8.0.20.0120.00617.34
8.0.10.0120.00417.40
8.0.00.0110.00718.36
7.4.330.0050.00215.56
7.4.320.0090.00317.04
7.4.300.0070.00517.37
7.4.290.0070.00517.04
7.4.280.0110.00416.86
7.4.270.0070.00416.92
7.4.260.0080.00316.07
7.4.250.0110.00317.33
7.4.240.0100.00317.36
7.4.230.0120.00516.92
7.4.220.0140.00517.32
7.4.210.0090.00816.96
7.4.200.0100.00717.79
7.4.190.0110.00617.46
7.4.180.0120.00417.85
7.4.160.0120.00517.20
7.4.150.0060.01017.40
7.4.140.0070.01117.51
7.4.130.0080.00816.58
7.4.120.0120.00316.65
7.4.110.0100.00816.70
7.4.100.0100.00816.72
7.4.90.0130.00716.73
7.4.80.0120.00617.31
7.4.70.0120.00716.66
7.4.60.0130.00616.56
7.4.50.0100.00616.60
7.4.40.0080.00617.87
7.4.30.0120.00516.68
7.4.20.0110.00316.85
7.4.10.0110.00516.58
7.4.00.0060.00716.48
7.3.330.0070.00515.83
7.3.320.0080.00615.77
7.3.310.0100.00516.59
7.3.300.0060.00716.60
7.3.290.0110.00416.64
7.3.280.0120.00616.68
7.3.270.0090.00716.74
7.3.260.0130.00516.50
7.3.250.0110.00616.78
7.3.240.0110.00516.53
7.3.230.0130.00416.55
7.3.220.0130.00417.04
7.3.210.0080.00916.46
7.3.200.0090.00816.47
7.3.190.0110.00716.53
7.3.180.0110.00616.46
7.3.170.0120.00516.87
7.3.160.0100.00616.49
7.3.150.0110.00516.64
7.3.140.0190.00316.56
7.3.130.0160.00516.49
7.3.120.0120.00716.15
7.3.110.0140.00516.39
7.3.100.0150.00416.39
7.3.90.0090.00616.64
7.3.80.0100.00716.36
7.3.70.0110.00616.63
7.3.60.0080.00817.05
7.3.50.0110.00516.97
7.3.40.0140.00416.25
7.3.30.0130.00416.62
7.3.20.0130.00517.69
7.3.10.0110.00617.69
7.3.00.0080.00817.70
7.2.340.0070.00817.08
7.2.330.0100.00816.97
7.2.320.0120.00716.55
7.2.310.0100.00816.57
7.2.300.0110.00616.61
7.2.290.0130.00316.57
7.2.280.0070.00917.12
7.2.270.0100.00817.17
7.2.260.0130.00616.98
7.2.250.0120.00516.54
7.2.240.0060.01116.59
7.2.230.0110.00717.04
7.2.220.0140.00416.55
7.2.210.0090.00916.53
7.2.200.0130.00716.65
7.2.190.0110.00716.76
7.2.180.0130.00517.05
7.2.170.0080.01017.09
7.2.160.0130.00316.77
7.2.150.0140.00417.88
7.2.140.0140.00517.81
7.2.130.0150.00417.97
7.2.120.0120.00617.98
7.2.110.0100.00717.90
7.2.100.0100.00717.95
7.2.90.0130.00517.91
7.2.80.0130.00617.76
7.2.70.0110.00717.92
7.2.60.0090.00817.75
7.2.50.0160.00317.90
7.2.40.0100.00917.92
7.2.30.0150.00417.90
7.2.20.0090.00818.00
7.2.10.0110.00918.16
7.2.00.0110.01018.15
7.1.330.0090.00816.83
7.1.320.0120.00716.93
7.1.310.0130.00716.84
7.1.300.0140.00516.87
7.1.290.0110.00716.78
7.1.280.0140.00616.82
7.1.270.0130.00816.84
7.1.260.0110.01016.76
7.1.250.0140.00516.79
7.1.240.0120.00716.74
7.1.230.0140.00616.75
7.1.220.0110.00916.82
7.1.210.0120.00916.79
7.1.200.0100.00716.62
7.1.190.0110.00516.86
7.1.180.0090.00716.66
7.1.170.0090.00816.93
7.1.160.0130.00516.80
7.1.150.0110.00616.71
7.1.140.0070.01016.80
7.1.130.0080.00816.72
7.1.120.0100.00716.73
7.1.110.0090.00916.72
7.1.100.0110.00716.97
7.1.90.0100.00816.74
7.1.80.0110.00516.85
7.1.70.0140.00616.66
7.1.60.0140.00717.19
7.1.50.0120.00716.73
7.1.40.0110.00716.81
7.1.30.0090.01116.77
7.1.20.0120.00816.72
7.1.10.0130.00916.72
7.1.00.0120.01217.70
7.0.330.0100.00916.45
7.0.320.0110.00816.41
7.0.310.0140.00516.37
7.0.300.0140.00616.43
7.0.290.0130.00716.42
7.0.280.0130.00516.42
7.0.270.0100.00816.38
7.0.260.0140.00316.46
7.0.250.0100.00516.61
7.0.240.0090.00616.61
7.0.230.0100.00616.60
7.0.220.0090.00716.55
7.0.210.0100.00616.53
7.0.200.0260.00516.22
7.0.190.0120.00616.53
7.0.180.0110.00516.52
7.0.170.0100.00616.60
7.0.160.0120.00316.46
7.0.150.0110.00616.63
7.0.140.0110.01517.47
7.0.130.0090.00616.58
7.0.120.0100.00616.63
7.0.110.0100.00616.50
7.0.100.0090.00616.54
7.0.90.0100.01417.01
7.0.80.0100.01716.96
7.0.70.0100.01816.97
7.0.60.0090.01817.05
7.0.50.0100.01717.01
7.0.40.0090.01817.02
7.0.30.0110.01817.11
7.0.20.0120.01717.02
7.0.10.0120.01717.13
7.0.00.0120.01816.99
5.6.400.0110.00716.52
5.6.390.0100.00715.92
5.6.380.0130.00515.94
5.6.370.0100.00816.01
5.6.360.0100.00615.92
5.6.350.0100.00715.97
5.6.340.0100.00615.97
5.6.330.0080.00716.01
5.6.320.0090.00515.99
5.6.310.0080.00715.99
5.6.300.0100.00515.92
5.6.290.0070.00715.95
5.6.280.0110.01616.84
5.6.270.0090.00816.02
5.6.260.0100.00616.04
5.6.250.0080.00715.95
5.6.240.0090.01916.76
5.6.230.0100.01616.86
5.6.220.0090.01816.84
5.6.210.0090.01516.81
5.6.200.0080.02016.94
5.6.190.0090.01916.94
5.6.180.0070.01416.94
5.6.170.0090.01316.83
5.6.160.0110.01116.95
5.6.150.0070.02016.97
5.6.140.0070.01916.93
5.6.130.0090.01116.80
5.6.120.0080.01916.90
5.6.110.0090.01516.81
5.6.100.0080.01616.87
5.6.90.0100.01716.81
5.6.80.0110.01216.75
5.6.70.0090.01316.76
5.6.60.0080.01816.82
5.6.50.0070.01916.72
5.6.40.0100.01416.76
5.6.30.0100.01916.67
5.6.20.0080.02016.68
5.6.10.0110.01716.73
5.6.00.0120.01316.73
5.5.380.0130.01816.71
5.5.370.0140.01416.87
5.5.360.0110.02116.71
5.5.350.0140.01916.73
5.5.340.0110.01516.79
5.5.330.0140.01816.70
5.5.320.0120.01916.73
5.5.310.0140.01916.75
5.5.300.0160.01716.77
5.5.290.0120.01616.64
5.5.280.0130.01716.74
5.5.270.0170.01316.78
5.5.260.0190.01316.76
5.5.250.0170.01416.78
5.5.240.0110.02216.74
5.5.230.0110.02016.60
5.5.220.0100.01816.63
5.5.210.0120.01716.66
5.5.200.0100.02116.51
5.5.190.0130.01716.57
5.5.180.0140.01716.56
5.5.170.0120.00615.82
5.5.160.0140.01416.50
5.5.150.0060.02116.59
5.5.140.0110.01916.46
5.5.130.0130.01616.48
5.5.120.0130.01616.45
5.5.110.0090.01916.50
5.5.100.0110.02016.61
5.5.90.0100.01216.58
5.5.80.0120.01616.59
5.5.70.0100.02016.58
5.5.60.0110.01816.54
5.5.50.0090.01716.60
5.5.40.0110.01616.57
5.5.30.0130.01316.67
5.5.20.0100.01816.61
5.5.10.0110.01316.45
5.5.00.0120.01616.49
5.4.450.0080.01514.67
5.4.440.0060.01914.74
5.4.430.0090.01614.67
5.4.420.0090.01514.70
5.4.410.0060.01414.67
5.4.400.0080.01714.67
5.4.390.0090.01614.64
5.4.380.0100.01114.68
5.4.370.0090.01714.59
5.4.360.0100.01414.65
5.4.350.0100.01614.66
5.4.340.0090.01514.67
5.4.330.0100.00313.74
5.4.320.0090.01414.68
5.4.310.0080.01614.68
5.4.300.0090.01614.58
5.4.290.0100.01714.62
5.4.280.0070.01614.67
5.4.270.0090.01614.64
5.4.260.0070.01614.59
5.4.250.0110.01314.64
5.4.240.0080.01614.56
5.4.230.0110.01414.62
5.4.220.0090.01314.53
5.4.210.0090.01214.59
5.4.200.0090.01714.51
5.4.190.0090.01714.57
5.4.180.0080.01914.57
5.4.170.0090.01414.55
5.4.160.0070.01714.59
5.4.150.0080.01614.51
5.4.140.0080.01614.13
5.4.130.0090.01514.13
5.4.120.0100.01014.17
5.4.110.0080.01014.20
5.4.100.0080.01414.22
5.4.90.0080.01614.19
5.4.80.0060.02014.21
5.4.70.0090.01514.20
5.4.60.0080.01414.21
5.4.50.0090.01514.15
5.4.40.0080.01614.20
5.4.30.0100.01514.22
5.4.20.0070.01614.24
5.4.10.0080.01714.24
5.4.00.0070.01414.06
5.3.290.0090.01714.22
5.3.280.0100.01414.18
5.3.270.0090.01514.12
5.3.260.0080.01314.16
5.3.250.0090.01114.19
5.3.240.0080.01614.13
5.3.230.0090.01514.05
5.3.220.0080.01214.13
5.3.210.0080.01714.09
5.3.200.0060.01214.05
5.3.190.0100.01414.08
5.3.180.0080.01814.23
5.3.170.0080.01514.15
5.3.160.0080.01814.23
5.3.150.0090.01714.21
5.3.140.0060.01914.17
5.3.130.0080.01314.11
5.3.120.0100.01214.14
5.3.110.0050.02014.17
5.3.100.0090.01514.09
5.3.90.0090.01714.06
5.3.80.0060.01513.96
5.3.70.0070.01713.96
5.3.60.0060.01814.08
5.3.50.0070.01713.96
5.3.40.0090.01713.96
5.3.30.0080.01714.02
5.3.20.0080.01313.98
5.3.10.0080.01713.82
5.3.00.0090.01513.86

preferences:
55.73 ms | 400 KiB | 5 Q