3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = ' yols aolSdSss '; echo '||' . strtolower(trim($string)) . '||';

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)
8.3.40.0140.00718.84
8.3.30.0170.00318.99
8.3.20.0040.00420.04
8.3.10.0040.00423.71
8.3.00.0040.00418.92
8.2.170.0070.01322.96
8.2.160.0110.00722.16
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0040.00421.07
8.2.110.0000.00922.25
8.2.100.0030.00917.72
8.2.90.0060.00319.08
8.2.80.0040.00417.97
8.2.70.0060.00617.50
8.2.60.0040.00417.93
8.2.50.0050.00318.07
8.2.40.0080.00018.28
8.2.30.0040.00418.05
8.2.20.0040.00417.65
8.2.10.0000.00718.03
8.2.00.0000.00817.54
8.1.270.0060.00318.95
8.1.260.0050.00326.35
8.1.250.0080.00028.09
8.1.240.0030.00623.80
8.1.230.0070.00319.10
8.1.220.0060.00317.74
8.1.210.0000.00818.77
8.1.200.0060.00617.22
8.1.190.0030.00617.23
8.1.180.0030.00618.10
8.1.170.0070.00018.68
8.1.160.0040.00418.78
8.1.150.0070.00018.88
8.1.140.0040.00417.34
8.1.130.0050.00219.10
8.1.120.0030.00317.47
8.1.110.0000.00917.48
8.1.100.0050.00317.39
8.1.90.0000.00817.49
8.1.80.0000.00817.38
8.1.70.0030.00317.48
8.1.60.0040.00417.62
8.1.50.0040.00417.56
8.1.40.0000.00817.50
8.1.30.0040.00417.48
8.1.20.0050.00317.59
8.1.10.0000.00817.43
8.1.00.0030.00517.32
8.0.300.0080.00018.77
8.0.290.0040.00416.93
8.0.280.0040.00418.43
8.0.270.0000.00717.16
8.0.260.0030.00316.91
8.0.250.0000.00716.91
8.0.240.0000.00716.94
8.0.230.0000.00716.91
8.0.220.0030.00316.86
8.0.210.0040.00416.92
8.0.200.0030.00316.98
8.0.190.0030.00616.99
8.0.180.0000.00716.83
8.0.170.0000.00716.93
8.0.160.0030.00316.93
8.0.150.0110.00016.87
8.0.140.0040.00416.82
8.0.130.0030.00313.30
8.0.120.0040.00416.86
8.0.110.0070.00016.79
8.0.100.0030.00516.73
8.0.90.0000.00716.78
8.0.80.0080.00816.93
8.0.70.0000.00716.90
8.0.60.0040.00416.61
8.0.50.0030.00616.61
8.0.30.0080.01417.07
8.0.20.0080.01017.40
8.0.10.0020.00516.83
8.0.00.0100.00916.71
7.4.330.0000.00515.09
7.4.320.0000.00616.41
7.4.300.0040.00416.48
7.4.290.0030.00316.47
7.4.280.0040.00416.35
7.4.270.0030.00316.34
7.4.260.0040.00416.38
7.4.250.0080.00016.38
7.4.240.0030.00316.44
7.4.230.0030.00316.32
7.4.220.0090.00916.45
7.4.210.0120.00316.51
7.4.200.0000.00716.42
7.4.160.0030.01216.29
7.4.150.0070.01117.40
7.4.140.0100.00817.86
7.4.130.0070.01016.33
7.4.120.0100.00816.51
7.4.110.0160.00316.52
7.4.100.0090.00916.34
7.4.90.0060.01216.41
7.4.80.0040.01819.39
7.4.70.0000.01716.55
7.4.60.0090.00816.59
7.4.50.0040.00416.18
7.4.40.0030.01416.50
7.4.30.0030.01616.40
7.4.00.0060.01014.70
7.3.330.0050.00013.04
7.3.320.0000.00512.95
7.3.310.0000.00716.13
7.3.300.0070.00016.16
7.3.290.0080.00516.18
7.3.280.0070.01116.20
7.3.270.0160.00717.40
7.3.260.0060.01216.42
7.3.250.0070.01016.32
7.3.240.0140.00616.39
7.3.230.0080.00816.39
7.3.210.0030.01616.34
7.3.200.0110.00719.39
7.3.190.0070.01016.50
7.3.180.0150.00016.15
7.3.170.0100.00716.48
7.3.160.0030.01316.65
7.3.120.0000.01414.48
7.3.110.0140.00014.92
7.3.100.0060.00914.56
7.3.90.0040.01414.86
7.3.80.0030.00614.51
7.3.70.0060.00914.50
7.3.60.0030.01014.84
7.3.50.0040.01114.57
7.3.40.0070.00414.54
7.3.30.0030.00714.88
7.3.20.0110.00616.62
7.3.10.0000.01216.88
7.3.00.0070.01016.55
7.2.330.0150.00916.58
7.2.320.0030.01316.72
7.2.310.0130.00316.62
7.2.300.0130.00316.62
7.2.290.0120.00916.60
7.2.240.0060.00614.84
7.2.230.0110.00414.59
7.2.220.0050.00315.25
7.2.210.0000.01414.91
7.2.200.0040.01115.00
7.2.190.0090.00615.04
7.2.180.0070.01014.93
7.2.170.0000.01715.02
7.2.160.0030.01415.05
7.2.150.0060.00916.89
7.2.140.0100.00716.92
7.2.130.0060.00916.55
7.2.120.0030.01316.90
7.2.110.0120.00017.05
7.2.100.0070.01016.60
7.2.90.0060.01016.92
7.2.80.0030.01316.63
7.2.70.0090.00616.75
7.2.60.0060.01016.99
7.2.50.0030.00616.85
7.2.40.0040.01516.88
7.2.30.0060.00816.59
7.2.20.0040.00716.75
7.2.10.0130.00316.57
7.2.00.0080.00618.14
7.1.330.0070.00715.78
7.1.320.0030.01015.81
7.1.310.0070.00715.55
7.1.300.0040.00715.68
7.1.290.0030.01415.69
7.1.280.0070.00715.68
7.1.270.0000.01015.46
7.1.260.0120.00315.54
7.1.250.0030.01015.38
7.1.100.0040.00917.74
7.1.70.0040.00416.89
7.1.60.0130.01019.22
7.1.50.0060.01116.98
7.1.00.0000.08022.36
7.0.200.0000.00716.78
7.0.140.0030.07021.99
7.0.60.0070.04719.97
7.0.50.0070.07717.84
7.0.40.0130.05719.98
7.0.30.0200.05019.97
7.0.20.0470.06720.20
7.0.10.0130.04320.19
7.0.00.0100.04020.11
5.6.280.0000.07720.85
5.6.210.0000.06020.49
5.6.200.0170.03718.16
5.6.190.0070.05320.41
5.6.180.0270.05720.48
5.6.170.0330.07720.42
5.6.160.0030.07720.46
5.6.150.0030.04018.11
5.6.140.0070.06318.16
5.6.130.0100.08318.14
5.6.120.0100.03320.96
5.6.110.0100.06321.02
5.6.100.0030.08720.93
5.6.90.0100.08020.98
5.6.80.0100.04020.40
5.5.350.0270.07020.46
5.5.340.0030.04717.95
5.5.330.0070.08720.07
5.5.320.0400.07320.31
5.5.310.0270.05320.41
5.5.300.0030.08317.95
5.5.290.0070.08717.96
5.5.280.0030.04020.79
5.5.270.0270.06720.84
5.5.260.0130.07320.74
5.5.250.0100.07020.70
5.5.240.0030.07320.06
5.4.450.0770.06019.63
5.4.440.0170.05319.55
5.4.430.0170.05319.25
5.4.420.0100.06019.41
5.4.410.0230.04719.41
5.4.400.0200.05019.23
5.4.390.0130.05718.82
5.4.380.0230.06018.48
5.4.370.0370.04318.66
5.4.360.0270.06018.52
5.4.350.0330.05018.67
5.4.340.0400.07018.73
5.4.320.0330.06018.68
5.4.310.0370.07318.46
5.4.300.0330.06718.48
5.4.290.0230.06018.57
5.4.280.0170.06718.66
5.4.270.0270.06018.64
5.4.260.0300.05318.66
5.4.250.0330.05718.67
5.4.240.0330.05718.45
5.4.230.0330.05018.48
5.4.220.0300.06318.62
5.4.210.0430.07018.59
5.4.200.0370.04716.65
5.4.190.0370.05318.50
5.4.180.0300.05318.67
5.4.170.0430.04318.65
5.4.160.0330.04718.57
5.4.150.0330.05318.66
5.4.140.0430.04016.15
5.4.130.0270.05016.12
5.4.120.0330.04716.17
5.4.110.0330.05016.34
5.4.100.0300.05016.25
5.4.90.0370.05716.04
5.4.80.0300.05016.10
5.4.70.0300.05016.22
5.4.60.0370.06016.23
5.4.50.0230.05016.13
5.4.40.0170.06316.23
5.4.30.0170.05716.35
5.4.20.0300.05016.19
5.4.10.0300.04716.06
5.4.00.0230.05315.77
5.3.290.0130.06714.69
5.3.280.0200.06014.64
5.3.270.0370.07714.53
5.3.260.0330.07314.59
5.3.250.0270.05014.63
5.3.240.0270.05014.63
5.3.230.0230.05714.62
5.3.220.0230.06714.54
5.3.210.0230.05714.45
5.3.200.0230.05014.63
5.3.190.0200.05714.56
5.3.180.0370.06014.59
5.3.170.0230.05714.52
5.3.160.0400.04314.47
5.3.150.0330.04714.55
5.3.140.0270.05014.54
5.3.130.0270.06014.63
5.3.120.0300.05314.50
5.3.110.0330.05014.49
5.3.100.0300.06313.96
5.3.90.0330.05314.02
5.3.80.0370.04313.98
5.3.70.0300.04713.96
5.3.60.0270.05014.10
5.3.50.0200.05314.02
5.3.40.0300.06013.89
5.3.30.0370.04313.87
5.3.20.0300.05013.66
5.3.10.0200.06313.65
5.3.00.0330.04313.58
5.2.170.0300.03711.10
5.2.160.0270.04711.14
5.2.150.0170.04711.05
5.2.140.0130.04711.17
5.2.130.0130.04311.09
5.2.120.0230.03711.09
5.2.110.0270.03711.09
5.2.100.0230.04011.16
5.2.90.0270.03711.16
5.2.80.0200.04711.23
5.2.70.0270.04311.12
5.2.60.0130.05011.09
5.2.50.0230.04710.96
5.2.40.0270.03011.13
5.2.30.0130.04710.91
5.2.20.0170.04011.01
5.2.10.0200.03710.84
5.2.00.0200.04310.77
5.1.60.0170.0339.96
5.1.50.0200.03010.02
5.1.40.0230.0339.97
5.1.30.0200.03310.30
5.1.20.0170.03710.38
5.1.10.0130.04310.04
5.1.00.0170.03710.07
5.0.50.0130.0278.60
5.0.40.0130.0238.48
5.0.30.0130.0478.33
5.0.20.0100.0378.39
5.0.10.0200.0238.20
5.0.00.0130.0408.19
4.4.90.0100.0276.67
4.4.80.0070.0306.67
4.4.70.0070.0236.67
4.4.60.0030.0276.67
4.4.50.0130.0236.67
4.4.40.0030.0406.67
4.4.30.0100.0206.67
4.4.20.0130.0236.67
4.4.10.0030.0276.67
4.4.00.0100.0336.67
4.3.110.0100.0206.67
4.3.100.0100.0206.67
4.3.90.0130.0176.67
4.3.80.0030.0376.67
4.3.70.0070.0236.67
4.3.60.0070.0236.67
4.3.50.0070.0276.67
4.3.40.0130.0336.67
4.3.30.0070.0206.67
4.3.20.0130.0176.67
4.3.10.0030.0236.67
4.3.00.0200.0207.30

preferences:
49.5 ms | 400 KiB | 5 Q