3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump((!(strtolower('no') === 'no'))); var_dump((!(strtolower('no') === 'no'))); var_dump((!(strtolower('no') === 'no'))); var_dump((!(strtolower('no') === 'no'))); var_dump((!(strtolower('no') === 'no')));

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)
8.3.40.0140.00318.81
8.3.30.0110.00719.09
8.3.20.0070.00020.29
8.3.10.0080.00023.54
8.3.00.0040.00817.50
8.2.170.0130.00722.96
8.2.160.0100.00320.51
8.2.150.0000.00824.18
8.2.140.0090.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00422.01
8.2.110.0030.00622.34
8.2.100.0080.00417.75
8.2.90.0040.00419.07
8.2.80.0040.00417.97
8.2.70.0000.00917.38
8.2.60.0030.00617.80
8.2.50.0080.00818.07
8.2.40.0000.00819.88
8.2.30.0040.00418.00
8.2.20.0000.00717.65
8.2.10.0000.00818.03
8.2.00.0040.00417.51
8.1.270.0000.00822.13
8.1.260.0000.00726.35
8.1.250.0040.00428.09
8.1.240.0090.00023.88
8.1.230.0120.00019.13
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0000.00917.22
8.1.190.0060.00317.23
8.1.180.0080.00018.10
8.1.170.0080.00018.66
8.1.160.0000.00821.96
8.1.150.0040.00418.90
8.1.140.0030.00517.37
8.1.130.0030.00317.71
8.1.120.0040.00317.42
8.1.110.0040.00417.30
8.1.100.0080.00017.45
8.1.90.0000.00817.44
8.1.80.0000.00717.38
8.1.70.0000.00717.40
8.1.60.0000.00817.54
8.1.50.0000.00817.51
8.1.40.0070.00317.53
8.1.30.0060.00317.61
8.1.20.0050.00217.56
8.1.10.0040.00417.37
8.1.00.0080.00017.40
8.0.300.0000.00718.77
8.0.290.0070.00016.63
8.0.280.0000.00818.27
8.0.270.0070.00017.15
8.0.260.0000.00717.08
8.0.250.0000.00716.93
8.0.240.0000.00716.90
8.0.230.0030.00316.94
8.0.220.0040.00416.74
8.0.210.0060.00016.81
8.0.200.0070.00016.79
8.0.190.0070.00016.92
8.0.180.0070.00016.86
8.0.170.0040.00416.80
8.0.160.0040.00416.91
8.0.150.0030.00916.74
8.0.140.0080.00016.84
8.0.130.0000.00513.30
8.0.120.0000.00816.68
8.0.110.0040.00416.72
8.0.100.0030.00616.71
8.0.90.0040.00416.71
8.0.80.0000.01616.90
8.0.70.0000.00716.86
8.0.60.0050.00216.87
8.0.50.0000.00716.74
8.0.30.0110.00917.13
8.0.20.0110.00817.40
8.0.10.0070.00016.85
8.0.00.0030.01516.78
7.4.330.0050.00015.09
7.4.320.0030.00316.44
7.4.300.0000.00616.54
7.4.290.0000.00816.37
7.4.280.0030.00616.45
7.4.270.0000.00716.54
7.4.260.0030.00516.36
7.4.250.0070.00016.51
7.4.240.0020.00516.48
7.4.230.0030.00316.57
7.4.220.0030.01416.44
7.4.210.0060.00916.45
7.4.200.0040.00416.41
7.4.160.0120.00316.69
7.4.150.0090.00917.40
7.4.140.0130.00717.86
7.4.130.0130.00416.60
7.4.120.0110.01016.52
7.4.110.0070.01016.34
7.4.100.0000.01716.43
7.4.90.0100.00716.62
7.4.80.0070.01019.39
7.4.70.0120.00616.40
7.4.60.0080.00816.52
7.4.50.0050.00316.25
7.4.40.0150.00916.21
7.4.30.0080.00816.26
7.4.00.0070.00714.93
7.3.330.0050.00012.98
7.3.320.0000.00513.12
7.3.310.0030.00316.14
7.3.300.0000.00716.24
7.3.290.0060.00916.27
7.3.280.0080.00916.22
7.3.270.0150.00317.40
7.3.260.0100.00716.18
7.3.250.0080.01016.32
7.3.240.0090.00916.27
7.3.230.0060.00916.39
7.3.210.0060.00916.45
7.3.200.0110.01119.39
7.3.190.0130.00316.13
7.3.180.0080.00816.32
7.3.170.0060.00916.32
7.3.160.0040.01216.47
7.2.330.0160.00016.68
7.2.320.0100.01016.43
7.2.310.0070.01016.67
7.2.300.0030.01316.32
7.2.290.0100.00716.39
7.2.00.0080.00819.31
7.1.100.0060.01218.19
7.1.70.0060.00317.05
7.1.60.0000.01519.32
7.1.50.0120.01216.93
7.1.00.0070.07022.42
7.0.200.0060.00316.48
7.0.140.0030.07022.12
7.0.60.0230.06720.10
7.0.50.0000.07717.82
7.0.40.0070.08320.30
7.0.30.0200.05020.17
7.0.20.0270.08320.00
7.0.10.0130.08020.32
7.0.00.0070.05320.01
5.6.280.0100.06320.78
5.6.210.0100.08320.69
5.6.200.0070.08018.23
5.6.190.0070.05720.76
5.6.180.0230.04720.43
5.6.170.0230.06020.33
5.6.160.0070.07720.46
5.6.150.0030.04718.15
5.6.140.0030.05318.11
5.6.130.0200.06318.12
5.6.120.0070.08020.89
5.6.110.0100.07020.99
5.6.100.0070.07020.93
5.6.90.0030.05320.87
5.6.80.0130.07720.28
5.6.70.0070.08320.34
5.5.350.0130.08020.44
5.5.340.0100.08017.92
5.5.330.0130.03320.36
5.5.320.0030.04720.50
5.5.310.0300.04020.16
5.5.300.0070.08317.91
5.5.290.0000.08717.87
5.5.280.0100.07320.96
5.5.270.0130.08020.86
5.5.260.0070.04020.76
5.5.250.0070.04020.62
5.5.240.0170.06720.28
5.4.450.3000.03319.42
5.4.440.3830.04719.13
5.4.430.3270.03719.20
5.4.420.3270.05019.13
5.4.410.2770.04019.25
5.4.400.3170.04019.08
5.4.390.3170.04318.77
5.4.380.3230.05019.10
5.4.370.3070.04319.14
5.4.360.3200.04319.14
5.4.350.3100.04318.85
5.4.340.3030.04019.20
5.4.320.2930.04018.80
5.4.310.3070.04318.91
5.4.300.3230.03719.11
5.4.290.3200.04019.07
5.4.280.3200.04319.20
5.4.270.3070.04318.80
5.4.260.2930.03719.07
5.4.250.2930.04018.80
5.4.240.3370.04319.07
5.4.230.3430.04018.91
5.4.220.3230.04018.87
5.4.210.3270.03319.08
5.4.200.3470.04019.08
5.4.190.3530.03319.07
5.4.180.3230.04019.13
5.4.170.3230.03319.07
5.4.160.3270.04319.05
5.4.150.3300.03719.08
5.4.140.3200.03716.31
5.4.130.3100.03716.25
5.4.120.3200.03016.20
5.4.110.3430.02716.38
5.4.100.3070.04016.33
5.4.90.2970.04016.39
5.4.80.3130.04716.13
5.4.70.3600.03316.37
5.4.60.3000.03716.15
5.4.50.3630.04316.43
5.4.40.3230.03716.36
5.4.30.3030.03316.44
5.4.20.3130.03016.38
5.4.10.2970.04016.44
5.4.00.3600.04315.61
5.3.290.3230.04014.54
5.3.280.3300.04014.53
5.3.270.3170.03714.55
5.3.260.3130.04314.45
5.3.250.3200.04014.43
5.3.240.2100.03714.46
5.3.230.2330.03714.45
5.3.220.2700.04014.50
5.3.210.2830.03014.41
5.3.200.2830.04014.39
5.3.190.2970.04314.42
5.3.180.1470.03714.41
5.3.170.1770.04014.41
5.3.160.2300.03714.54
5.3.150.2430.03714.50
5.3.140.2270.03314.40
5.3.130.2500.03714.38
5.3.120.3000.03714.49
5.3.110.1630.04314.55
5.3.100.1930.04313.97
5.3.90.1930.03713.86
5.3.80.2400.02713.95
5.3.70.2830.03713.87
5.3.60.2470.03713.87
5.3.50.2230.03713.77
5.3.40.1500.04713.82
5.3.30.2770.03713.81
5.3.20.2630.03713.54
5.3.10.3030.03013.53
5.3.00.3200.03713.54
5.2.170.2530.02711.30
5.2.160.2770.03011.08
5.2.150.2400.03311.08
5.2.140.2830.02711.08
5.2.130.2870.02011.14
5.2.120.2630.02711.04
5.2.110.2330.02710.93
5.2.100.2500.03010.93
5.2.90.2500.03010.96
5.2.80.2600.02311.10
5.2.70.2670.02710.93
5.2.60.2530.02710.95
5.2.50.2570.02711.06
5.2.40.2000.02710.88
5.2.30.2000.03010.82
5.2.20.2300.03011.11
5.2.10.2230.03010.77
5.2.00.2030.03010.72
5.1.60.1970.0209.85
5.1.50.1970.0279.96
5.1.40.2070.02310.05
5.1.30.2070.02310.24
5.1.20.2230.03010.34
5.1.10.2600.03010.22
5.1.00.2300.03010.14
5.0.50.1130.0238.55
5.0.40.1030.0138.27
5.0.30.0770.0308.19
5.0.20.1230.0238.19
5.0.10.1200.0278.16
5.0.00.1000.0308.13
4.4.90.1170.0206.73
4.4.80.1170.0176.73
4.4.70.1100.0206.73
4.4.60.0970.0176.73
4.4.50.1130.0176.73
4.4.40.1230.0276.73
4.4.30.1230.0206.73
4.4.20.1000.0176.73
4.4.10.1000.0136.73
4.4.00.0970.0236.73
4.3.110.1200.0236.73
4.3.100.1230.0206.73
4.3.90.1130.0206.73
4.3.80.1000.0236.73
4.3.70.1030.0206.73
4.3.60.1030.0136.73
4.3.50.1170.0206.73
4.3.40.1030.0206.73
4.3.30.0600.0236.73
4.3.20.0530.0206.73
4.3.10.0470.0176.73
4.3.00.0730.0236.73

preferences:
45.09 ms | 400 KiB | 5 Q