3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(var_export(null, true));

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)
8.3.40.0110.00418.71
8.3.30.0070.00720.38
8.3.20.0110.00420.33
8.3.10.0040.00422.09
8.3.00.0040.00422.25
8.2.170.0100.00322.96
8.2.160.0110.00420.39
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0080.00020.50
8.2.110.0160.00720.46
8.2.100.0050.00917.79
8.2.90.0060.00318.03
8.2.80.0040.00419.28
8.2.70.0060.00317.50
8.2.60.0050.00217.80
8.2.50.0060.00318.07
8.2.40.0000.00818.21
8.2.30.0000.00719.42
8.2.20.0040.00417.59
8.2.10.0060.00317.48
8.2.00.0030.00617.55
8.1.270.0000.00823.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0090.00022.20
8.1.230.0080.00320.86
8.1.220.0000.00817.74
8.1.210.0000.00818.90
8.1.200.0070.00317.10
8.1.190.0040.00417.39
8.1.180.0040.00418.10
8.1.170.0030.00518.51
8.1.160.0040.00418.61
8.1.150.0000.00718.52
8.1.140.0000.00717.21
8.1.130.0030.00517.67
8.1.120.0030.00317.35
8.1.110.0030.00317.21
8.1.100.0070.00017.37
8.1.90.0040.00417.36
8.1.80.0000.00717.35
8.1.70.0040.00417.23
8.1.60.0000.00817.48
8.1.50.0000.00817.43
8.1.40.0000.01117.37
8.1.30.0000.00717.46
8.1.20.0110.00517.35
8.1.10.0100.00517.23
8.1.00.0120.00417.28
8.0.300.0050.00220.00
8.0.290.0000.00816.79
8.0.280.0040.00418.35
8.0.270.0070.00017.00
8.0.260.0030.00316.75
8.0.250.0060.00016.75
8.0.240.0070.00316.84
8.0.230.0000.00716.71
8.0.220.0070.00016.80
8.0.210.0000.00616.66
8.0.200.0000.00616.86
8.0.190.0040.00416.79
8.0.180.0040.00416.82
8.0.170.0000.00716.79
8.0.160.0070.00016.84
8.0.150.0110.00216.65
8.0.140.0060.00816.60
8.0.130.0080.00414.95
8.0.120.0090.00516.75
8.0.110.0080.00516.70
8.0.100.0110.00416.62
8.0.90.0100.00416.74
8.0.80.0140.00616.77
8.0.70.0140.00216.74
8.0.60.0110.00216.70
8.0.50.0070.00616.74
8.0.30.0110.00816.76
8.0.20.0120.00717.14
8.0.10.0120.00216.77
8.0.00.0080.00716.67
7.4.330.0000.00414.91
7.4.320.0000.00616.37
7.4.300.0000.00616.48
7.4.290.0000.00716.45
7.4.280.0000.00916.28
7.4.270.0090.00516.38
7.4.260.0100.00314.78
7.4.250.0130.00216.39
7.4.240.0080.00416.48
7.4.230.0120.00316.38
7.4.220.0090.01016.36
7.4.210.0100.01016.43
7.4.200.0070.00616.36
7.4.190.0070.00516.39
7.4.180.0190.00016.45
7.4.160.0140.00616.41
7.4.150.0160.00816.88
7.4.140.0110.00917.36
7.4.130.0140.00416.33
7.4.120.0130.00516.21
7.4.110.0080.01016.32
7.4.100.0150.00316.39
7.4.90.0140.00616.31
7.4.80.0090.00917.80
7.4.70.0140.00416.29
7.4.60.0110.00616.34
7.4.50.0060.00716.15
7.4.40.0140.00219.41
7.4.30.0120.00616.24
7.4.20.0060.01316.21
7.4.10.0150.00416.16
7.4.00.0070.00915.58
7.3.330.0100.00114.52
7.3.320.0080.00514.57
7.3.310.0070.00616.16
7.3.300.0110.00216.06
7.3.290.0090.01116.15
7.3.280.0110.00716.18
7.3.270.0130.00616.81
7.3.260.0080.00916.03
7.3.250.0110.00816.24
7.3.240.0160.00216.20
7.3.230.0090.01116.23
7.3.220.0190.00015.83
7.3.210.0090.00916.05
7.3.200.0120.00917.67
7.3.190.0110.00916.16
7.3.180.0130.00516.08
7.3.170.0120.00616.14
7.3.160.0110.00616.08
7.3.150.0190.00016.07
7.3.140.0180.00016.02
7.3.130.0140.00516.11
7.3.120.0130.00315.14
7.3.110.0100.00615.11
7.3.100.0080.00815.12
7.3.90.0090.00615.11
7.3.80.0060.01015.19
7.3.70.0120.00615.17
7.3.60.0090.00615.18
7.3.50.0090.00814.95
7.3.40.0100.00515.13
7.3.30.0130.00415.06
7.3.20.0120.00416.31
7.3.10.0080.00816.23
7.3.00.0230.00715.76
7.2.340.0150.00415.88
7.2.330.0170.00316.17
7.2.320.0100.01116.07
7.2.310.0130.00716.22
7.2.300.0180.00316.16
7.2.290.0130.00616.09
7.2.280.0150.00516.16
7.2.270.0130.00716.09
7.2.260.0120.00615.92
7.2.250.0080.01215.98
7.2.240.0080.00715.12
7.2.230.0070.00915.02
7.2.220.0070.00815.22
7.2.210.0070.00715.17
7.2.200.0110.00415.16
7.2.190.0100.00715.28
7.2.180.0100.00715.13
7.2.170.0120.00415.21
7.2.160.0150.00515.23
7.2.150.0090.00616.46
7.2.140.0100.00516.53
7.2.130.0120.00416.57
7.2.120.0090.00716.38
7.2.110.0090.00816.52
7.2.100.0130.00316.47
7.2.90.0090.00816.60
7.2.80.0090.00816.52
7.2.70.0110.01016.48
7.2.60.0090.00716.59
7.2.50.0110.00516.49
7.2.40.0120.00616.58
7.2.30.0090.00916.57
7.2.20.0090.00716.51
7.2.10.0100.00716.54
7.2.00.0050.00917.17
7.1.330.0040.01015.63
7.1.320.0130.00215.51
7.1.310.0080.00715.55
7.1.300.0080.00715.36
7.1.290.0100.00715.52
7.1.280.0060.00915.49
7.1.270.0090.00815.54
7.1.260.0120.00415.49
7.1.250.0130.00515.46
7.1.240.0190.00015.44
7.1.230.0140.00615.36
7.1.220.0120.00715.34
7.1.210.0160.00515.37
7.1.200.0160.00415.48
7.1.190.0130.00515.44
7.1.180.0120.00815.28
7.1.170.0120.00715.47
7.1.160.0110.00815.25
7.1.150.0090.01015.38
7.1.140.0150.00515.39
7.1.130.0170.00515.42
7.1.120.0150.00715.34
7.1.110.0160.00515.17
7.1.100.0100.00816.28
7.1.90.0120.01115.20
7.1.80.0150.00615.40
7.1.70.0130.00515.79
7.1.60.0130.00816.67
7.1.50.0150.00915.86
7.1.40.0160.00515.50
7.1.30.0150.00515.20
7.1.20.0180.00215.17
7.1.10.0130.00815.32
7.1.00.0120.01417.69
7.0.330.0160.00615.04
7.0.320.0190.00015.06
7.0.310.0130.00714.81
7.0.300.0140.00615.00
7.0.290.0110.00915.00
7.0.280.0120.00814.98
7.0.270.0130.00615.20
7.0.260.0120.00715.04
7.0.250.0140.00514.96
7.0.240.0170.00315.09
7.0.230.0140.00515.06
7.0.220.0140.00715.20
7.0.210.0130.00515.09
7.0.200.0090.00615.64
7.0.190.0140.00715.13
7.0.180.0170.00415.11
7.0.170.0180.00614.98
7.0.160.0130.00615.07
7.0.150.0150.00815.05
7.0.140.0080.03117.45
7.0.130.0130.00915.00
7.0.120.0190.00415.23
7.0.110.0120.00715.01
7.0.100.0120.02916.61
7.0.90.0120.03216.62
7.0.80.0100.02916.73
7.0.70.0100.03016.70
7.0.60.0080.03416.61
7.0.50.0140.02716.75
7.0.40.0120.02116.73
7.0.30.0130.03016.77
7.0.20.0120.02716.75
7.0.10.0090.03116.63
7.0.00.0120.03016.76
5.6.400.0110.00414.70
5.6.390.0120.00614.78
5.6.380.0100.00814.65
5.6.370.0100.00814.65
5.6.360.0080.01014.58
5.6.350.0120.00614.77
5.6.340.0180.00314.91
5.6.330.0130.00814.85
5.6.320.0130.00614.81
5.6.310.0110.00614.62
5.6.300.0200.00214.78
5.6.290.0150.00514.88
5.6.280.0130.00514.75
5.6.270.0160.00414.87
5.6.260.0070.01214.69
5.6.250.0140.03116.64
5.6.240.0090.03416.67
5.6.230.0120.02916.67
5.6.220.0100.03116.75
5.6.210.0070.03316.54
5.6.200.0130.02816.96
5.6.190.0170.02416.93
5.6.180.0110.03216.98
5.6.170.0100.03416.96
5.6.160.0140.02817.01
5.6.150.0160.02816.86
5.6.140.0130.02816.87
5.6.130.0120.01916.88
5.6.120.0140.03116.86
5.6.110.0110.03116.82
5.6.100.0100.03416.76
5.6.90.0100.02616.89
5.6.80.0120.02916.65
5.6.70.0070.03116.60
5.6.60.0120.02916.58
5.6.50.0100.02916.64
5.6.40.0100.03016.54
5.6.30.0110.02916.64
5.6.20.0090.03316.50
5.6.10.0120.01916.53
5.6.00.0110.03116.55
5.5.380.0120.02916.70
5.5.370.0160.01616.74
5.5.360.0110.03016.57
5.5.350.0090.02616.71
5.5.340.0100.03116.90
5.5.330.0180.02916.90
5.5.320.0140.02716.81
5.5.310.0130.02416.62
5.5.300.0100.03116.62
5.5.290.0180.02616.84
5.5.280.0100.03216.83
5.5.270.0090.03016.70
5.5.260.0130.02816.68
5.5.250.0090.02616.61
5.5.240.0070.03116.59
5.5.230.0090.03216.58
5.5.220.0130.02816.63
5.5.210.0110.02316.55
5.5.200.0080.02916.63
5.5.190.0120.02816.52
5.5.180.0080.03216.35
5.5.170.0140.00414.55
5.5.160.0100.03216.59
5.5.150.0080.03216.36
5.5.140.0090.03116.54
5.5.130.0150.02516.45
5.5.120.0140.02716.39
5.5.110.0100.03116.36
5.5.100.0110.02916.38
5.5.90.0140.01516.46
5.5.80.0100.01616.48
5.5.70.0090.01516.40
5.5.60.0080.03016.34
5.5.50.0070.02816.43
5.5.40.0090.01616.42
5.5.30.0080.03216.47
5.5.20.0120.02916.38
5.5.10.0120.02816.47
5.5.00.0080.03216.33
5.4.450.0080.03014.10
5.4.440.0080.02814.27
5.4.430.0100.02414.06
5.4.420.0050.03314.10
5.4.410.0110.02614.07
5.4.400.0130.02513.96
5.4.390.0070.03214.11
5.4.380.0110.02014.22
5.4.370.0100.02214.12
5.4.360.0100.01914.07
5.4.350.0120.02213.93
5.4.340.0110.02413.93
5.4.330.0110.00311.47
5.4.320.0090.01914.17
5.4.310.0070.03014.15
5.4.300.0080.03114.05
5.4.290.0090.01714.03
5.4.280.0060.03114.10
5.4.270.0080.02614.09
5.4.260.0080.03313.97
5.4.250.0090.01613.96
5.4.240.0040.03114.04
5.4.230.0040.03113.88
5.4.220.0080.01914.03
5.4.210.0090.02713.74
5.4.200.0110.02514.00
5.4.190.0080.02613.95
5.4.180.0100.02813.93
5.4.170.0100.02313.95
5.4.160.0090.02613.94
5.4.150.0100.01313.94
5.4.140.0080.02113.04
5.4.130.0100.02413.17
5.4.120.0060.02813.23
5.4.110.0090.01613.11
5.4.100.0070.01813.17
5.4.90.0060.01513.16
5.4.80.0060.02613.12
5.4.70.0040.02813.08
5.4.60.0090.02712.99
5.4.50.0060.02813.04
5.4.40.0090.02713.12
5.4.30.0060.02913.15
5.4.20.0110.01313.14
5.4.10.0100.02313.17
5.4.00.0090.02412.80
5.3.290.0080.03012.55
5.3.280.0080.02812.56
5.3.270.0110.02412.61
5.3.260.0080.02612.48
5.3.250.0070.02512.51
5.3.240.0060.02912.44
5.3.230.0090.02612.49
5.3.220.0100.02612.48
5.3.210.0040.03012.46
5.3.200.0090.02612.48
5.3.190.0110.02512.57
5.3.180.0050.02912.54
5.3.170.0060.01912.56
5.3.160.0100.02512.60
5.3.150.0110.02712.68
5.3.140.0090.02612.65
5.3.130.0090.02812.51
5.3.120.0080.02512.52
5.3.110.0090.02812.61
5.3.100.0070.01812.37
5.3.90.0110.02112.36
5.3.80.0050.02312.20
5.3.70.0090.02212.31
5.3.60.0090.02612.32
5.3.50.0090.02712.21
5.3.40.0090.02112.17
5.3.30.0080.02712.27
5.3.20.0040.03212.27
5.3.10.0060.02611.94
5.3.00.0100.01511.99

preferences:
47 ms | 400 KiB | 5 Q