3v4l.org

run code in 300+ PHP versions simultaneously
<?php $num = 012014; // assign $num an INTEGER value echo substr(strval($num), 0 , 2);

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)
8.3.60.0170.00316.63
8.3.50.0100.00521.99
8.3.40.0070.00718.46
8.3.30.0040.01118.93
8.3.20.0060.00320.34
8.3.10.0050.00323.61
8.3.00.0080.00018.89
8.2.180.0090.00916.75
8.2.170.0070.00722.96
8.2.160.0070.00720.43
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00420.83
8.2.110.0130.00020.51
8.2.100.0060.00617.78
8.2.90.0000.00819.13
8.2.80.0090.00017.97
8.2.70.0040.00417.25
8.2.60.0030.00717.91
8.2.50.0030.00618.07
8.2.40.0000.00821.07
8.2.30.0040.00418.30
8.2.20.0000.00817.68
8.2.10.0000.00817.86
8.2.00.0040.00417.68
8.1.280.0180.00425.92
8.1.270.0040.00423.67
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0060.00322.13
8.1.230.0040.00822.71
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0000.00717.23
8.1.180.0000.00818.10
8.1.170.0000.00918.48
8.1.160.0070.00021.95
8.1.150.0040.00418.49
8.1.140.0030.00517.30
8.1.130.0000.00717.72
8.1.120.0000.00717.38
8.1.110.0040.00417.39
8.1.100.0070.00017.35
8.1.90.0000.00717.46
8.1.80.0040.00417.27
8.1.70.0070.00017.33
8.1.60.0000.00917.46
8.1.50.0000.00717.50
8.1.40.0040.00417.52
8.1.30.0030.00517.68
8.1.20.0080.00017.57
8.1.10.0060.00317.42
8.1.00.0030.00617.47
8.0.300.0070.00018.77
8.0.290.0040.00417.18
8.0.280.0000.00818.44
8.0.270.0000.00717.19
8.0.260.0060.00017.13
8.0.250.0070.00016.95
8.0.240.0040.00416.99
8.0.230.0030.00316.89
8.0.220.0000.00616.66
8.0.210.0000.00616.81
8.0.200.0000.00616.92
8.0.190.0070.00016.72
8.0.180.0040.00416.91
8.0.170.0030.00516.77
8.0.160.0030.00316.70
8.0.150.0040.00416.77
8.0.140.0000.00816.69
8.0.130.0000.00513.24
8.0.120.0090.00016.84
8.0.110.0070.00016.66
8.0.100.0070.00016.84
8.0.90.0000.00816.62
8.0.80.0110.00416.77
8.0.70.0040.00416.80
8.0.60.0050.00216.81
8.0.50.0030.00516.69
8.0.30.0100.00817.05
8.0.20.0110.01017.40
8.0.10.0000.00716.94
8.0.00.0090.01116.81
7.4.330.0030.00215.13
7.4.320.0040.00416.41
7.4.300.0000.00716.57
7.4.290.0060.00316.39
7.4.280.0040.00416.61
7.4.270.0000.00816.58
7.4.260.0040.00416.53
7.4.250.0040.00416.57
7.4.240.0020.00516.48
7.4.230.0030.00316.40
7.4.220.0080.01516.71
7.4.210.0080.00516.55
7.4.200.0030.00316.36
7.4.190.0000.00716.74
7.4.160.0100.01016.41
7.4.150.0100.01417.40
7.4.140.0100.00717.86
7.4.130.0110.00816.29
7.4.120.0130.00516.47
7.4.110.0090.01016.56
7.4.100.0030.01316.36
7.4.90.0100.01316.48
7.4.80.0150.00919.39
7.4.70.0070.01016.20
7.4.60.0110.00716.56
7.4.50.0000.00916.46
7.4.40.0030.01316.48
7.4.30.0110.01116.39
7.4.00.0060.01114.95
7.3.330.0060.00012.96
7.3.320.0030.00313.04
7.3.310.0040.00416.08
7.3.300.0000.00716.23
7.3.290.0000.01316.16
7.3.280.0110.00516.21
7.3.270.0030.01417.40
7.3.260.0090.01516.58
7.3.250.0110.00916.36
7.3.240.0100.01316.25
7.3.230.0080.00816.39
7.3.210.0110.01116.45
7.3.200.0120.00619.39
7.3.190.0100.00716.26
7.3.180.0000.01516.11
7.3.170.0090.00616.28
7.3.160.0100.00616.52
7.3.120.0080.00714.86
7.3.110.0050.00914.90
7.3.100.0090.00614.90
7.3.90.0060.00914.87
7.3.80.0000.01114.56
7.3.70.0060.00614.68
7.3.60.0050.00514.55
7.3.50.0120.00314.75
7.3.40.0000.01414.80
7.3.30.0040.00814.65
7.3.20.0070.00716.74
7.3.10.0120.00316.73
7.3.00.0000.01916.64
7.2.330.0140.00416.61
7.2.320.0030.01416.58
7.2.310.0110.00616.27
7.2.300.0130.00316.42
7.2.290.0120.01216.40
7.2.250.0150.00314.71
7.2.240.0090.00914.87
7.2.230.0060.00914.82
7.2.220.0060.00614.99
7.2.210.0000.01214.58
7.2.200.0060.00614.80
7.2.190.0060.00315.01
7.2.180.0100.00314.74
7.2.170.0060.00614.97
7.2.60.0270.00716.76
7.2.00.0040.01119.09
7.1.330.0120.00415.79
7.1.320.0070.00715.64
7.1.310.0070.00615.45
7.1.300.0030.01015.72
7.1.290.0070.01015.67
7.1.280.0030.00715.55
7.1.270.0080.00815.72
7.1.260.0120.00615.88
7.1.200.0070.00415.53
7.1.100.0030.01018.03
7.1.70.0030.00717.11
7.1.60.0120.00819.46
7.1.50.0040.00816.65
7.1.00.0100.07022.48
7.0.200.0070.00416.88
7.0.140.0170.06022.07
7.0.60.0070.08019.87
7.0.50.0000.05317.86
7.0.40.0070.05720.04
7.0.30.0300.06020.11
7.0.20.0230.03720.13
7.0.10.0070.06019.99
7.0.00.0100.07320.08
5.6.280.0130.06321.09
5.6.210.0100.07320.76
5.6.200.0100.06318.09
5.6.190.0170.08020.68
5.6.180.0600.06020.41
5.6.170.0300.03720.71
5.6.160.0030.04320.49
5.6.150.0170.07318.22
5.6.140.0100.04018.21
5.6.130.0030.04018.08
5.6.120.0030.06321.08
5.6.110.0030.08020.98
5.6.100.0030.06321.13
5.6.90.0100.08320.96
5.6.80.0170.07320.53
5.5.350.0230.08020.31
5.5.340.0030.08018.02
5.5.330.0030.05320.13
5.5.320.0370.05720.50
5.5.310.0300.07320.13
5.5.300.0030.06018.02
5.5.290.0030.05017.90
5.5.280.0070.04020.76
5.5.270.0200.07020.72
5.5.260.0130.07720.82
5.5.250.0000.04320.46
5.5.240.0130.07320.23
5.4.450.0170.05019.13
5.4.440.0230.04019.57
5.4.430.1400.04019.54
5.4.420.0500.04019.25
5.4.410.0170.05019.32
5.4.400.0270.03019.13
5.4.390.0130.03719.18
5.4.380.0400.04718.62
5.4.370.0370.05018.73
5.4.360.0430.03718.53
5.4.350.0330.05718.68
5.4.340.0470.06318.71
5.4.320.0080.04412.45
5.4.310.0060.04212.45
5.4.300.0140.05512.45
5.4.290.0130.05112.45
5.4.280.0090.05212.35
5.4.270.0130.05312.35
5.4.260.0070.06112.35
5.4.250.0130.05912.35
5.4.240.0070.05912.34
5.4.230.0080.05812.34
5.4.220.0070.05312.34
5.4.210.0140.04112.34
5.4.200.0110.04312.34
5.4.190.0080.04412.34
5.4.180.0080.04312.33
5.4.170.0100.03912.34
5.4.160.0120.03812.34
5.4.150.0050.04412.34
5.4.140.0120.03612.02
5.4.130.0060.05012.01
5.4.120.0080.03911.97
5.4.110.0070.03811.96
5.4.100.0070.03811.96
5.4.90.0090.05711.96
5.4.80.0080.05711.96
5.4.70.0080.06111.96
5.4.60.0120.04411.96
5.4.50.0070.04911.96
5.4.40.0070.04711.95
5.4.30.0080.04711.95
5.4.20.0080.04811.95
5.4.10.0090.04411.95
5.4.00.0050.05011.43
5.3.290.0100.04412.80
5.3.280.0060.04912.71
5.3.270.0130.06512.73
5.3.260.0080.05212.72
5.3.250.0100.04912.72
5.3.240.0090.05012.71
5.3.230.0130.04312.71
5.3.220.0070.05112.68
5.3.210.0080.05212.68
5.3.200.0090.04712.68
5.3.190.0110.04612.67
5.3.180.0100.05412.67
5.3.170.0080.03912.67
5.3.160.0100.04312.68
5.3.150.0070.04512.67
5.3.140.0090.04112.66
5.3.130.0080.04912.66
5.3.120.0110.04612.66
5.3.110.0090.04412.66
5.3.100.0110.04012.12
5.3.90.0090.04512.08
5.3.80.0050.04712.07
5.3.70.0080.04312.08
5.3.60.0090.04012.07
5.3.50.0090.04512.00
5.3.40.0090.04512.00
5.3.30.0120.05011.94
5.3.20.0130.05411.72
5.3.10.0090.03711.69
5.3.00.0080.04211.67
5.2.170.0030.0359.18
5.2.160.0060.0369.18
5.2.150.0090.0279.18
5.2.140.0050.0319.18
5.2.130.0070.0279.14
5.2.120.0030.0319.13
5.2.110.0030.0339.13
5.2.100.0080.0339.13
5.2.90.0070.0399.13
5.2.80.0060.0349.13
5.2.70.0070.0379.13
5.2.60.0140.0439.09
5.2.50.0050.0389.05
5.2.40.0080.0339.03
5.2.30.0080.0379.01
5.2.20.0100.0378.99
5.2.10.0050.0408.93
5.2.00.0090.0428.79
5.1.60.0080.0338.07
5.1.50.0080.0498.07
5.1.40.0040.0318.05
5.1.30.0050.0388.40
5.1.20.0040.0398.42
5.1.10.0060.0318.15
5.1.00.0060.0268.15
5.0.50.0040.0216.63
5.0.40.0060.0196.48
5.0.30.0080.0306.30
5.0.20.0030.0226.27
5.0.10.0020.0276.25
5.0.00.0020.0336.23
4.4.90.0050.0174.77
4.4.80.0070.0184.76
4.4.70.0170.0444.75
4.4.60.0070.0144.75
4.4.50.0020.0174.77
4.4.40.0060.0234.71
4.4.30.0020.0194.75
4.4.20.0020.0184.85
4.4.10.0040.0154.85
4.4.00.0020.0264.76
4.3.110.0040.0164.67
4.3.100.0030.0154.66
4.3.90.0050.0134.63
4.3.80.0040.0244.59
4.3.70.0040.0144.63
4.3.60.0060.0124.63
4.3.50.0050.0144.63
4.3.40.0040.0264.54
4.3.30.0030.0233.29
4.3.20.0020.0233.27
4.3.10.0030.0223.23
4.3.00.0070.01016.12

preferences:
44.13 ms | 401 KiB | 5 Q