3v4l.org

run code in 300+ PHP versions simultaneously
<?php strval(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)
8.3.40.0090.00918.72
8.3.30.0030.01018.97
8.3.20.0040.00420.09
8.3.10.0050.00323.52
8.3.00.0000.00819.25
8.2.170.0160.00622.96
8.2.160.0100.00720.39
8.2.150.0050.00224.18
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0090.00019.36
8.2.110.0040.00420.52
8.2.100.0040.00817.91
8.2.90.0000.00819.01
8.2.80.0030.00617.97
8.2.70.0100.00217.48
8.2.60.0090.00617.30
8.2.50.0120.00217.51
8.2.40.0100.00418.09
8.2.30.0090.00617.45
8.2.20.0110.00317.35
8.2.10.0090.00517.92
8.2.00.0100.00417.40
8.1.270.0060.00322.23
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0090.00023.89
8.1.230.0100.00319.04
8.1.220.0000.00717.74
8.1.210.0060.00318.77
8.1.200.0100.00516.90
8.1.190.0120.00216.91
8.1.180.0110.00317.28
8.1.170.0110.00217.44
8.1.160.0110.00218.64
8.1.150.0080.00517.42
8.1.140.0090.00517.03
8.1.130.0100.00317.28
8.1.120.0090.00517.04
8.1.110.0080.00617.06
8.1.100.0120.00117.12
8.1.90.0090.00417.16
8.1.80.0120.00217.22
8.1.70.0030.01017.09
8.1.60.0100.00517.29
8.1.50.0090.00517.23
8.1.40.0110.00317.16
8.1.30.0120.00317.31
8.1.20.0110.00317.34
8.1.10.0120.00417.25
8.1.00.0110.00217.04
8.0.300.0050.00318.77
8.0.290.0080.00616.60
8.0.280.0100.00317.15
8.0.270.0080.00616.63
8.0.260.0090.00516.76
8.0.250.0050.00816.67
8.0.240.0060.00716.63
8.0.230.0120.00416.68
8.0.220.0070.00616.68
8.0.210.0100.00416.65
8.0.200.0080.00516.64
8.0.190.0100.00316.71
8.0.180.0110.00416.67
8.0.170.0100.00316.65
8.0.160.0080.00616.61
8.0.150.0050.00816.62
8.0.140.0070.00616.63
8.0.130.0100.00215.46
8.0.120.0080.00516.61
8.0.110.0050.00716.67
8.0.100.0090.00416.64
8.0.90.0090.00416.70
8.0.80.0100.00616.65
8.0.70.0080.00516.67
8.0.60.0060.00716.60
8.0.50.0090.00316.64
8.0.30.0140.00316.75
8.0.20.0090.01216.99
8.0.10.0110.00316.66
8.0.00.0140.00316.63
7.4.330.0040.00416.06
7.4.320.0100.00416.52
7.4.300.0120.00116.49
7.4.290.0090.00416.53
7.4.280.0080.00516.52
7.4.270.0100.00316.53
7.4.260.0100.00316.52
7.4.250.0090.00416.53
7.4.240.0100.00316.47
7.4.230.0070.00616.57
7.4.220.0120.00416.54
7.4.210.0100.00516.52
7.4.200.0050.00816.51
7.4.190.0120.00216.58
7.4.180.0100.00416.58
7.4.160.0070.00816.53
7.4.150.0100.00716.86
7.4.140.0090.00817.22
7.4.130.0070.00916.46
7.4.120.0100.00716.45
7.4.110.0120.00416.48
7.4.100.0100.00616.47
7.4.90.0130.00316.55
7.4.80.0100.00517.52
7.4.70.0110.00516.47
7.4.60.0130.00216.48
7.4.50.0100.00216.52
7.4.40.0090.00816.45
7.4.30.0120.00316.45
7.4.20.0080.00616.58
7.4.10.0050.00916.58
7.4.00.0060.00815.90
7.3.330.0110.00215.38
7.3.320.0090.00315.40
7.3.310.0090.00416.45
7.3.300.0090.00316.44
7.3.290.0080.00816.33
7.3.280.0090.00716.38
7.3.270.0120.00316.86
7.3.260.0120.00316.44
7.3.250.0110.00616.38
7.3.240.0110.00616.45
7.3.230.0110.00716.52
7.3.220.0140.00316.58
7.3.210.0090.00716.48
7.3.200.0080.00817.52
7.3.190.0120.00516.44
7.3.180.0130.00316.44
7.3.170.0060.01016.54
7.3.160.0120.00516.49
7.3.150.0100.00516.58
7.3.140.0120.00416.58
7.3.130.0130.00316.58
7.3.120.0130.00316.58
7.3.110.0110.00316.58
7.3.100.0130.00216.58
7.3.90.0120.00416.58
7.3.80.0090.00616.58
7.3.70.0100.00416.58
7.3.60.0130.00216.58
7.3.50.0100.00516.58
7.3.40.0090.00516.58
7.3.30.0110.00416.58
7.3.20.0080.00717.54
7.3.10.0130.00317.46
7.3.00.0140.00317.47
7.2.340.0150.00316.58
7.2.330.0140.00216.57
7.2.320.0120.00416.60
7.2.310.0100.00616.56
7.2.300.0050.01216.48
7.2.290.0080.01016.56
7.2.280.0150.00016.58
7.2.270.0110.00416.58
7.2.260.0130.00216.58
7.2.250.0130.00116.58
7.2.240.0110.00416.58
7.2.230.0100.00516.58
7.2.220.0080.00816.58
7.2.210.0090.00616.58
7.2.200.0110.00516.58
7.2.190.0120.00316.58
7.2.180.0120.00416.58
7.2.170.0100.00516.58
7.2.160.0100.00416.58
7.2.150.0130.00317.79
7.2.140.0160.00017.96
7.2.130.0100.00517.88
7.2.120.0110.00417.90
7.2.110.0050.01017.86
7.2.100.0100.00517.85
7.2.90.0100.00617.63
7.2.80.0130.00217.75
7.2.70.0130.00318.03
7.2.60.0050.01017.43
7.2.50.0100.00617.47
7.2.40.0120.00418.03
7.2.30.0080.00817.97
7.2.20.0090.00717.98
7.2.10.0150.00017.76
7.2.00.0110.00418.03
7.1.330.0130.00116.80
7.1.320.0090.00516.74
7.1.310.0110.00416.69
7.1.300.0110.00316.91
7.1.290.0110.00316.88
7.1.280.0090.00616.74
7.1.270.0080.00616.79
7.1.260.0120.00216.88
7.1.250.0120.00216.91
7.1.240.0110.00416.81
7.1.230.0120.00216.88
7.1.220.0080.00816.88
7.1.210.0120.00116.73
7.1.200.0080.00616.38
7.1.190.0120.00116.74
7.1.180.0090.00616.78
7.1.170.0100.00516.90
7.1.160.0120.00316.74
7.1.150.0150.00016.83
7.1.140.0080.00616.78
7.1.130.0080.00516.81
7.1.120.0090.00516.81
7.1.110.0140.00016.82
7.1.100.0150.00016.66
7.1.90.0100.00416.74
7.1.80.0070.00716.95
7.1.70.0080.00616.76
7.1.60.0080.00916.94
7.1.50.0060.01116.79
7.1.40.0090.00516.84
7.1.30.0110.00216.78
7.1.20.0070.00616.81
7.1.10.0080.00516.73
7.1.00.0110.00216.84
7.0.330.0060.00816.58
7.0.320.0090.00516.64
7.0.310.0100.00516.58
7.0.300.0110.00216.58
7.0.290.0120.00216.62
7.0.280.0090.00516.58
7.0.270.0120.00216.58
7.0.260.0090.00716.68
7.0.250.0090.00516.63
7.0.240.0100.00416.62
7.0.230.0070.00716.80
7.0.220.0110.00416.70
7.0.210.0080.00616.69
7.0.200.0070.00816.77
7.0.190.0060.00716.72
7.0.180.0090.00216.82
7.0.170.0060.00516.78
7.0.160.0090.00416.75
7.0.150.0120.00116.71
7.0.140.0070.00716.76
7.0.130.0080.00716.82
7.0.120.0090.00616.76
7.0.110.0080.00516.77
7.0.100.0080.00516.73
7.0.90.0100.00416.71
7.0.80.0090.00616.71
7.0.70.0090.00316.73
7.0.60.0100.00316.71
7.0.50.0090.00416.71
7.0.40.0050.00716.71
7.0.30.0060.00616.72
7.0.20.0060.00516.71
7.0.10.0040.00816.77
7.0.00.0110.00116.71
5.6.400.0080.00616.58
5.6.390.0060.00716.58
5.6.380.0130.00116.58
5.6.370.0080.00416.58
5.6.360.0120.00216.58
5.6.350.0080.00516.58
5.6.340.0060.01016.58
5.6.330.0120.00216.58
5.6.320.0110.00216.58
5.6.310.0080.00716.58
5.6.300.0100.01817.95
5.6.290.0080.02317.94
5.6.280.0080.02718.08
5.6.270.0050.02518.01
5.6.260.0070.01817.98
5.6.250.0080.03118.04
5.6.240.0070.02418.02
5.6.230.0080.03118.00
5.6.220.0060.02318.06
5.6.210.0090.01818.05
5.6.200.0070.01918.04
5.6.190.0050.02017.99
5.6.180.0070.01617.99
5.6.170.0070.01718.06
5.6.160.0070.01618.05
5.6.150.0080.01618.07
5.6.140.0130.02018.00
5.6.130.0100.01917.97
5.6.120.0050.01917.99
5.6.110.0080.01518.04
5.6.100.0080.01717.96
5.6.90.0050.01818.04
5.6.80.0030.01917.76
5.6.70.0060.01617.84
5.6.60.0070.01617.80
5.6.50.0080.01517.79
5.6.40.0070.02417.78
5.6.30.0070.01617.85
5.6.20.0080.01817.84
5.6.10.0070.01717.85
5.6.00.0060.01717.78
5.5.380.0070.01916.88
5.5.370.0080.03016.92
5.5.360.0060.01816.91
5.5.350.0110.01316.88
5.5.340.0090.02717.05
5.5.330.0070.01616.96
5.5.320.0070.01817.04
5.5.310.0080.01617.00
5.5.300.0070.01617.00
5.5.290.0110.01517.08
5.5.280.0070.01717.08
5.5.270.0090.01717.06
5.5.260.0080.01617.06
5.5.250.0070.01816.97
5.5.240.0120.01316.88
5.5.230.0090.01416.76
5.5.220.0080.02116.83
5.5.210.0040.01816.86
5.5.200.0080.01516.85
5.5.190.0060.01816.78
5.5.180.0110.01916.82
5.5.170.0100.00316.58
5.5.160.0070.01516.86
5.5.150.0050.01616.86
5.5.140.0040.01916.79
5.5.130.0060.01616.88
5.5.120.0070.01916.86
5.5.110.0060.01516.79
5.5.100.0050.02516.82
5.5.90.0110.01216.83
5.5.80.0120.00916.79
5.5.70.0080.02516.71
5.5.60.0070.01816.81
5.5.50.0030.01816.79
5.5.40.0090.01316.81
5.5.30.0060.01516.79
5.5.20.0050.01916.81
5.5.10.0100.01616.75
5.5.00.0090.01316.79
5.4.450.0150.01017.51
5.4.440.0050.01817.44
5.4.430.0050.01717.50
5.4.420.0040.01717.49
5.4.410.0050.01617.42
5.4.400.0060.01717.44
5.4.390.0080.01317.34
5.4.380.0070.01317.34
5.4.370.0070.01317.39
5.4.360.0060.01817.43
5.4.350.0110.01417.41
5.4.340.0070.01517.38
5.4.330.0070.00316.58
5.4.320.0060.01617.33
5.4.310.0070.01617.44
5.4.300.0060.01617.41
5.4.290.0070.01517.35
5.4.280.0070.01417.43
5.4.270.0090.01117.33
5.4.260.0070.01617.35
5.4.250.0080.01417.35
5.4.240.0060.01717.41
5.4.230.0070.01417.44
5.4.220.0060.01517.44
5.4.210.0070.01417.39
5.4.200.0070.01417.39
5.4.190.0060.01617.43
5.4.180.0050.01817.40
5.4.170.0070.01317.40
5.4.160.0040.01717.40
5.4.150.0040.01617.44
5.4.140.0050.01716.71
5.4.130.0030.02416.71
5.4.120.0070.01316.71
5.4.110.0090.01516.71
5.4.100.0060.01416.71
5.4.90.0060.01316.71
5.4.80.0050.01616.71
5.4.70.0070.01416.71
5.4.60.0080.02516.71
5.4.50.0070.01616.71
5.4.40.0080.01316.71
5.4.30.0080.01716.71
5.4.20.0060.01616.71
5.4.10.0090.01116.71
5.4.00.0070.01416.71
5.3.290.0080.00416.58
5.3.280.0040.00716.58
5.3.270.0120.00016.58
5.3.260.0080.00416.58
5.3.250.0080.00316.58
5.3.240.0100.00016.58
5.3.230.0090.00316.58
5.3.220.0070.00316.58
5.3.210.0040.00816.58
5.3.200.0090.00316.58
5.3.190.0080.00316.58
5.3.180.0080.00316.58
5.3.170.0070.00416.58
5.3.160.0100.00016.58
5.3.150.0080.00416.58
5.3.140.0080.00416.58
5.3.130.0040.00716.58
5.3.120.0100.00016.58
5.3.110.0110.00016.58
5.3.100.0100.00016.58
5.3.90.0100.00016.58
5.3.80.0070.00216.58
5.3.70.0070.00316.58
5.3.60.0030.00716.58
5.3.50.0070.00316.58
5.3.40.0070.00316.58
5.3.30.0100.00016.58
5.3.20.0070.00316.58
5.3.10.0030.00616.58
5.3.00.0040.00416.58
5.2.170.0060.00316.58
5.2.160.0090.00016.58
5.2.150.0080.00016.58
5.2.140.0080.00016.58
5.2.130.0070.00216.58
5.2.120.0030.00616.58
5.2.110.0040.00416.58
5.2.100.0050.00516.58
5.2.90.0040.00416.58
5.2.80.0000.00916.58
5.2.70.0050.00316.58
5.2.60.0060.00316.58
5.2.50.0040.00416.58
5.2.40.0000.00816.58
5.2.30.0090.00016.58
5.2.20.0040.00416.58
5.2.10.0080.00016.58
5.2.00.0040.00416.58
5.1.60.0050.00216.58
5.1.50.0050.00216.58
5.1.40.0040.00416.58
5.1.30.0000.00716.58
5.1.20.0090.00016.58
5.1.10.0050.00216.58
5.1.00.0040.00416.58
5.0.50.0000.00616.58
5.0.40.0060.00016.58
5.0.30.0000.00616.58
5.0.20.0030.00316.58
5.0.10.0000.00616.58
5.0.00.0030.00316.58
4.4.90.0030.00016.58
4.4.80.0000.00416.58
4.4.70.0030.00016.58
4.4.60.0000.00416.58
4.4.50.0000.00416.58
4.4.40.0040.00016.58
4.4.30.0030.00016.58
4.4.20.0040.00016.58
4.4.10.0000.00316.58
4.4.00.0000.00316.58
4.3.110.0000.00416.58
4.3.100.0030.00016.58
4.3.90.0040.00016.58
4.3.80.0040.00016.58
4.3.70.0040.00016.58
4.3.60.0040.00016.58
4.3.50.0000.00316.58
4.3.40.0030.00016.58
4.3.30.0000.00316.58
4.3.20.0000.00316.58
4.3.10.0030.00016.58
4.3.00.0000.00316.58

preferences:
56.02 ms | 400 KiB | 5 Q