3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump(is_null(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)
8.3.60.0100.01018.15
8.3.50.0140.00721.95
8.3.40.0090.00618.72
8.3.30.0140.00018.78
8.3.20.0000.00720.13
8.3.10.0080.00021.96
8.3.00.0050.00222.31
8.2.180.0160.01316.32
8.2.170.0070.00722.96
8.2.160.0130.00620.81
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0040.00417.63
8.2.110.0030.00622.21
8.2.100.0090.00617.78
8.2.90.0000.00819.17
8.2.80.0080.00017.97
8.2.70.0080.00017.38
8.2.60.0040.00417.92
8.2.50.0000.00818.07
8.2.40.0060.00318.09
8.2.30.0060.00317.98
8.2.20.0060.00317.58
8.2.10.0000.00819.22
8.2.00.0040.00417.68
8.1.280.0070.01125.92
8.1.270.0040.00422.11
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.91
8.1.230.0040.00719.10
8.1.220.0000.00717.74
8.1.210.0060.00318.77
8.1.200.0030.00617.22
8.1.190.0070.00017.41
8.1.180.0030.00518.54
8.1.170.0000.00818.33
8.1.160.0000.00821.94
8.1.150.0000.00818.50
8.1.140.0070.00017.30
8.1.130.0040.00417.60
8.1.120.0000.00817.27
8.1.110.0060.00317.30
8.1.100.0000.00717.35
8.1.90.0000.00717.27
8.1.80.0040.00417.37
8.1.70.0060.00017.30
8.1.60.0060.00317.47
8.1.50.0070.00017.42
8.1.40.0000.00717.34
8.1.30.0040.00417.46
8.1.20.0040.00417.44
8.1.10.0130.00417.32
8.1.00.0120.00417.27
8.0.300.0000.00818.77
8.0.290.0040.00417.04
8.0.280.0000.00718.21
8.0.270.0040.00417.13
8.0.260.0000.00616.70
8.0.250.0030.00516.82
8.0.240.0000.00716.75
8.0.230.0040.00416.77
8.0.220.0000.00716.73
8.0.210.0050.00216.84
8.0.200.0050.00316.89
8.0.190.0000.00716.77
8.0.180.0070.00016.75
8.0.170.0040.00416.87
8.0.160.0080.00016.78
8.0.150.0030.00316.77
8.0.140.0060.00716.71
8.0.130.0090.00315.00
8.0.120.0070.00716.69
8.0.110.0100.00116.68
8.0.100.0070.00516.69
8.0.90.0080.00516.74
8.0.80.0090.00616.75
8.0.70.0070.00516.72
8.0.60.0080.00416.66
8.0.50.0090.00316.73
8.0.30.0140.00616.79
8.0.20.0100.00917.03
8.0.10.0120.00616.86
8.0.00.0100.01016.80
7.4.330.0120.00216.34
7.4.320.0070.00016.21
7.4.300.0000.00616.30
7.4.290.0000.00716.37
7.4.280.0030.00316.46
7.4.270.0030.00416.38
7.4.260.0090.00616.38
7.4.250.0090.00616.35
7.4.240.0080.00316.41
7.4.230.0090.00316.42
7.4.220.0050.01016.34
7.4.210.0060.00916.41
7.4.200.0060.00716.31
7.4.190.0080.00316.37
7.4.180.0110.00216.42
7.4.160.0120.00716.42
7.4.150.0120.00716.55
7.4.140.0080.01016.82
7.4.130.0100.00816.16
7.4.120.0110.00716.34
7.4.110.0140.00316.28
7.4.100.0110.00716.33
7.4.90.0100.00716.27
7.4.80.0110.00716.85
7.4.70.0090.00816.21
7.4.60.0090.00716.20
7.4.50.0090.00616.18
7.4.40.0080.00917.46
7.4.30.0120.00616.21
7.4.20.0130.00616.21
7.4.10.0120.00715.98
7.4.00.0080.01015.50
7.3.330.0090.00414.66
7.3.320.0090.00414.65
7.3.310.0060.00516.20
7.3.300.0060.00516.22
7.3.290.0090.00416.13
7.3.280.0090.00716.20
7.3.270.0110.00716.36
7.3.260.0110.00516.16
7.3.250.0090.01016.22
7.3.240.0110.00816.17
7.3.230.0130.00616.20
7.3.220.0100.00816.08
7.3.210.0130.00616.14
7.3.200.0060.01316.74
7.3.190.0130.00516.07
7.3.180.0110.00916.08
7.3.170.0160.00416.12
7.3.160.0090.00716.12
7.3.150.0150.00916.09
7.3.140.0110.01016.05
7.3.130.0130.00615.85
7.3.120.0120.00515.43
7.3.110.0090.00815.25
7.3.100.0090.00915.23
7.3.90.0080.00815.41
7.3.80.0100.00715.20
7.3.70.0090.00715.33
7.3.60.0100.00815.36
7.3.50.0110.00715.36
7.3.40.0100.00715.32
7.3.30.0080.00815.22
7.3.20.0190.00816.40
7.3.10.0090.00816.34
7.3.00.0170.00916.37
7.2.340.0120.01016.19
7.2.330.0130.00816.16
7.2.320.0110.00916.16
7.2.310.0150.00616.18
7.2.300.0120.00916.19
7.2.290.0130.00916.23
7.2.280.0170.00816.09
7.2.270.0150.00716.20
7.2.260.0110.00815.82
7.2.250.0110.00815.51
7.2.240.0110.00815.46
7.2.230.0110.00815.49
7.2.220.0100.00915.45
7.2.210.0110.00815.43
7.2.200.0100.00815.52
7.2.190.0120.00815.49
7.2.180.0120.00715.47
7.2.170.0110.00715.53
7.2.160.0090.00915.58
7.2.150.0420.00616.51
7.2.140.0290.00716.59
7.2.130.0280.00716.60
7.2.120.0290.00716.61
7.2.110.0140.00816.58
7.2.100.0280.00716.65
7.2.90.0280.00716.50
7.2.80.0270.00916.53
7.2.70.0230.00516.56
7.2.60.0210.00616.59
7.2.50.0220.00916.50
7.2.40.0210.00916.49
7.2.30.0210.00616.61
7.2.20.0230.00616.57
7.2.10.0110.00716.59
7.2.00.0240.00716.64
7.1.330.0110.00615.97
7.1.320.0100.00815.74
7.1.310.0110.00815.74
7.1.300.0100.00815.70
7.1.290.0100.00815.69
7.1.280.0190.00615.77
7.1.270.0230.00515.43
7.1.260.0230.00515.54
7.1.250.0280.00815.48
7.1.240.0250.00515.44
7.1.230.0320.00715.57
7.1.220.0190.00815.42
7.1.210.0220.00615.47
7.1.200.0240.00815.46
7.1.190.0340.00515.44
7.1.180.0270.00615.45
7.1.170.0450.00615.30
7.1.160.0230.00815.48
7.1.150.0180.00615.46
7.1.140.0280.00515.47
7.1.130.0150.00515.48
7.1.120.0250.00915.39
7.1.110.0220.00615.47
7.1.100.0240.00715.40
7.1.90.0170.00715.34
7.1.80.0290.00515.64
7.1.70.0450.00715.49
7.1.60.0210.00817.60
7.1.50.0460.00517.51
7.1.40.0440.00917.44
7.1.30.0220.00717.42
7.1.20.0180.00917.61
7.1.10.0180.00715.63
7.1.00.0180.01015.67
7.0.330.0410.00715.11
7.0.320.0360.00715.08
7.0.310.0520.00515.06
7.0.300.0300.00615.02
7.0.290.0260.00915.01
7.0.280.0270.00815.01
7.0.270.0160.00714.98
7.0.260.0140.00515.05
7.0.250.0150.00415.12
7.0.240.0160.00615.10
7.0.230.0240.00815.15
7.0.220.0230.00815.16
7.0.210.0240.00715.17
7.0.200.0210.00515.53
7.0.190.0500.00515.26
7.0.180.0190.00815.39
7.0.170.0210.00715.19
7.0.160.0210.00715.43
7.0.150.0620.00515.29
7.0.140.0250.00815.39
7.0.130.0220.00815.39
7.0.120.0540.00715.28
7.0.110.0190.00715.13
7.0.100.0220.00815.16
7.0.90.0670.00615.15
7.0.80.0190.00615.35
7.0.70.0180.00915.30
7.0.60.0180.00615.29
7.0.50.0190.00715.34
7.0.40.0510.00814.96
7.0.30.0460.00815.07
7.0.20.0580.00615.11
7.0.10.0530.00815.02
7.0.00.0560.00714.92
5.6.400.0130.00715.11
5.6.390.0120.00815.06
5.6.380.0130.00615.06
5.6.370.0140.00615.11
5.6.360.0100.01014.95
5.6.350.0120.00815.08
5.6.340.0120.00815.10
5.6.330.0100.00715.04
5.6.320.0120.00615.17
5.6.310.0140.00714.99
5.6.300.0100.02016.43
5.6.290.0100.02216.57
5.6.280.0120.01916.50
5.6.270.0120.01916.53
5.6.260.0110.02016.55
5.6.250.0110.01916.56
5.6.240.0110.02016.51
5.6.230.0110.01916.53
5.6.220.0120.01816.57
5.6.210.0110.02216.53
5.6.200.0110.02716.59
5.6.190.0100.02216.53
5.6.180.0130.01816.59
5.6.170.0120.02016.61
5.6.160.0120.02116.56
5.6.150.0090.02216.64
5.6.140.0160.01916.56
5.6.130.0130.01816.58
5.6.120.0130.01816.53
5.6.110.0110.02116.45
5.6.100.0110.01916.52
5.6.90.0120.01916.53
5.6.80.0120.01816.36
5.6.70.0130.01916.39
5.6.60.0150.01516.42
5.6.50.0140.01816.27
5.6.40.0090.02216.30
5.6.30.0130.01616.31
5.6.20.0140.02016.29
5.6.10.0120.01716.30
5.6.00.0110.02116.27
5.5.380.0140.01915.76
5.5.370.0120.01715.65
5.5.360.0140.01915.58
5.5.350.0100.02115.55
5.5.340.0120.02015.67
5.5.330.0110.02015.66
5.5.320.0140.01715.80
5.5.310.0100.02015.74
5.5.300.0100.02015.67
5.5.290.0100.02115.69
5.5.280.0130.01815.71
5.5.270.0160.01915.73
5.5.260.0090.02215.55
5.5.250.0130.01815.71
5.5.240.0120.01815.55
5.5.230.0110.02115.48
5.5.220.0120.01815.51
5.5.210.0120.01815.58
5.5.200.0110.01915.44
5.5.190.0090.01915.44
5.5.180.0150.01615.58
5.5.170.0110.00814.91
5.5.160.0100.01915.51
5.5.150.0140.01515.46
5.5.140.0100.02015.42
5.5.130.0120.01915.47
5.5.120.0120.01615.47
5.5.110.0150.01715.44
5.5.100.0120.02115.55
5.5.90.0130.02015.55
5.5.80.0090.02115.50
5.5.70.0110.01915.58
5.5.60.0100.01815.54
5.5.50.0100.02115.58
5.5.40.0100.01815.42
5.5.30.0120.01615.56
5.5.20.0100.02215.55
5.5.10.0130.01615.48
5.5.00.0120.01815.47
5.4.450.0080.01914.43
5.4.440.0100.01714.45
5.4.430.0090.02014.40
5.4.420.0110.01614.47
5.4.410.0090.01814.36
5.4.400.0080.01814.34
5.4.390.0080.01914.32
5.4.380.0100.01714.36
5.4.370.0080.01714.32
5.4.360.0080.01714.33
5.4.350.0100.01714.35
5.4.340.0080.01714.37
5.4.330.0080.00612.78
5.4.320.0080.02214.34
5.4.310.0070.02014.38
5.4.300.0100.01814.35
5.4.290.0080.02014.36
5.4.280.0100.01714.37
5.4.270.0080.01614.37
5.4.260.0100.01914.33
5.4.250.0090.01914.32
5.4.240.0090.01814.34
5.4.230.0080.01714.26
5.4.220.0090.01614.27
5.4.210.0090.01714.32
5.4.200.0110.01614.28
5.4.190.0080.02514.29
5.4.180.0090.01614.28
5.4.170.0100.02014.29
5.4.160.0070.01914.28
5.4.150.0100.01314.27
5.4.140.0120.01713.71
5.4.130.0100.01513.69
5.4.120.0110.01313.69
5.4.110.0070.02013.70
5.4.100.0080.01613.71
5.4.90.0110.01213.75
5.4.80.0070.01813.75
5.4.70.0080.01413.73
5.4.60.0080.01613.76
5.4.50.0110.01213.68
5.4.40.0090.01413.78
5.4.30.0080.01413.68
5.4.20.0080.01613.72
5.4.10.0090.01513.75
5.4.00.0100.01413.56
5.3.290.0100.01813.41
5.3.280.0120.01513.43
5.3.270.0090.01613.48
5.3.260.0080.01813.41
5.3.250.0100.01713.43
5.3.240.0070.01713.41
5.3.230.0100.01613.41
5.3.220.0100.01413.39
5.3.210.0110.01613.40
5.3.200.0090.01513.38
5.3.190.0080.02113.42
5.3.180.0100.01613.45
5.3.170.0110.01513.48
5.3.160.0100.01613.41
5.3.150.0080.01513.41
5.3.140.0100.01613.46
5.3.130.0090.01713.43
5.3.120.0100.01513.44
5.3.110.0110.01513.43
5.3.100.0100.01713.36
5.3.90.0090.01713.38
5.3.80.0090.01613.31
5.3.70.0080.01713.34
5.3.60.0110.01413.34
5.3.50.0090.01713.28
5.3.40.0090.01613.31
5.3.30.0090.01513.36
5.3.20.0070.01913.29
5.3.10.0050.01913.29
5.3.00.0100.01513.24

preferences:
41.72 ms | 401 KiB | 5 Q