3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo mb_strtoupper("ı ğ"); echo "\n"; echo strtoupper("ı ğ"); ?>

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)
8.3.40.0120.00918.67
8.3.30.0090.00618.54
8.3.20.0000.00818.52
8.3.10.0050.00320.40
8.3.00.0000.00817.50
8.2.170.0030.01022.96
8.2.160.0150.00622.25
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0040.00419.95
8.2.110.0070.00320.99
8.2.100.0080.00417.72
8.2.90.0080.00019.20
8.2.80.0080.00017.80
8.2.70.0040.00417.38
8.2.60.0150.00317.43
8.2.50.0030.00618.07
8.2.40.0000.00818.03
8.2.30.0000.01117.89
8.2.20.0030.00517.52
8.2.10.0060.00317.43
8.2.00.0070.00317.45
8.1.270.0030.00623.99
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0000.00920.71
8.1.230.0080.00420.89
8.1.220.0030.00517.74
8.1.210.0030.00818.79
8.1.200.0060.00317.23
8.1.190.0040.00417.40
8.1.180.0000.00818.10
8.1.170.0040.00418.86
8.1.160.0050.00218.88
8.1.150.0070.00018.63
8.1.140.0090.00017.34
8.1.130.0050.00217.83
8.1.120.0040.00417.36
8.1.110.0070.00417.35
8.1.100.0000.00717.38
8.1.90.0000.00817.27
8.1.80.0000.00717.22
8.1.70.0030.00317.25
8.1.60.0040.00417.49
8.1.50.0040.00417.43
8.1.40.0060.00317.45
8.1.30.0040.00417.45
8.1.20.0000.00917.45
8.1.10.0000.00717.36
8.1.00.0040.00417.32
8.0.300.0030.00320.02
8.0.290.0060.00316.75
8.0.280.0070.00018.43
8.0.270.0000.00717.15
8.0.260.0000.00718.49
8.0.250.0000.00716.84
8.0.240.0060.00316.93
8.0.230.0000.00816.81
8.0.220.0030.00316.90
8.0.210.0070.00016.79
8.0.200.0000.00616.91
8.0.190.0030.00316.86
8.0.180.0030.00416.81
8.0.170.0000.01116.81
8.0.160.0040.00416.70
8.0.150.0000.00816.75
8.0.140.0000.00816.77
8.0.130.0000.00513.26
8.0.120.0040.00416.66
8.0.110.0030.00616.81
8.0.100.0000.00716.71
8.0.90.0000.00716.84
8.0.80.0060.00916.76
8.0.70.0000.00716.69
8.0.60.0070.00016.68
8.0.50.0050.00316.69
8.0.30.0110.00716.90
8.0.20.0180.00217.07
8.0.10.0090.00016.91
8.0.00.0170.00716.71
7.4.330.0000.00514.71
7.4.320.0030.00316.43
7.4.300.0030.00316.44
7.4.290.0000.00716.44
7.4.280.0040.00416.53
7.4.270.0000.00716.59
7.4.260.0000.00613.17
7.4.250.0000.00816.49
7.4.240.0040.00416.29
7.4.230.0000.00716.60
7.4.220.0160.00316.30
7.4.210.0080.00916.41
7.4.200.0080.00016.40
7.4.190.0000.00716.65
7.4.160.0030.01316.26
7.4.150.0080.00917.07
7.4.140.0100.00717.13
7.4.130.0110.00916.60
7.4.120.0120.00416.43
7.4.110.0030.01516.45
7.4.100.0140.00416.46
7.4.90.0030.01416.52
7.4.80.0060.01618.80
7.4.70.0070.01316.54
7.4.60.0080.00916.49
7.4.50.0040.00016.55
7.4.40.0030.01022.26
7.4.30.0150.00316.48
7.4.00.0060.01114.81
7.3.330.0050.00512.98
7.3.320.0070.00212.94
7.3.310.0000.00616.33
7.3.300.0000.00716.18
7.3.290.0040.01116.22
7.3.280.0070.00916.30
7.3.270.0100.00617.07
7.3.260.0100.00718.24
7.3.250.0150.00516.28
7.3.240.0080.00816.38
7.3.230.0140.00316.27
7.3.210.0130.00416.42
7.3.200.0070.01416.16
7.3.190.0070.01016.25
7.3.180.0110.00416.15
7.3.170.0060.01416.25
7.3.160.0040.01216.29
7.3.120.0050.01014.76
7.3.110.0110.00714.88
7.3.100.0140.00014.98
7.3.90.0000.01014.74
7.3.80.0050.00514.41
7.3.70.0030.01414.59
7.3.60.0060.00914.81
7.3.50.0000.01114.61
7.3.40.0030.01014.78
7.3.30.0140.00314.94
7.3.20.0000.00916.68
7.3.10.0060.00516.64
7.3.00.0030.00816.41
7.2.330.0000.01816.43
7.2.320.0130.01016.29
7.2.310.0030.01416.50
7.2.300.0070.01016.52
7.2.290.0190.00316.39
7.2.250.0000.01914.71
7.2.240.0100.01015.00
7.2.230.0070.01015.00
7.2.220.0060.00615.12
7.2.210.0090.01214.96
7.2.200.0040.01114.94
7.2.190.0090.00914.78
7.2.180.0040.01114.99
7.2.170.0090.00314.97
7.2.130.0070.00416.46
7.2.120.0100.00716.58
7.2.110.0070.01416.26
7.2.100.0150.00416.73
7.2.90.0090.00416.69
7.2.80.0080.00816.76
7.2.70.0030.00616.50
7.2.60.0030.00716.48
7.2.50.0080.00416.41
7.2.40.0090.00916.74
7.2.30.0060.00916.61
7.2.20.0060.00916.56
7.2.10.0150.00516.84
7.2.00.0060.00817.89
7.1.330.0070.00715.70
7.1.320.0050.00315.84
7.1.310.0070.00715.65
7.1.300.0120.00015.73
7.1.290.0070.00715.86
7.1.280.0030.01315.71
7.1.270.0110.00415.47
7.1.260.0080.00415.41
7.1.250.0080.00315.57
7.1.100.0090.00617.78
7.1.70.0030.00617.17
7.1.60.0070.01819.40
7.1.50.0140.00716.91
7.1.00.0030.07722.44
7.0.200.0060.00616.71
7.0.140.0070.06722.19
7.0.120.0000.03322.25
7.0.60.0070.08019.91
7.0.50.0030.08317.80
7.0.40.0100.08020.30
7.0.30.0370.07020.21
7.0.20.0170.05020.09
7.0.10.0230.05720.09
7.0.00.0030.05320.10
5.6.280.0070.07020.80
5.6.210.0170.07020.69
5.6.200.0170.06318.19
5.6.190.0130.06020.39
5.6.180.4100.04020.27
5.6.170.0230.05020.61
5.6.160.0030.08320.40
5.6.150.0000.04318.08
5.6.140.0130.07718.12
5.6.130.0000.06318.12
5.6.120.0100.05020.89
5.6.110.0070.06721.01
5.6.100.0100.08021.09
5.6.90.0070.07021.12
5.6.80.0170.05020.43
5.6.70.3770.03020.36
5.5.350.0130.08320.45
5.5.340.0270.06017.95
5.5.330.0070.04020.47
5.5.320.0330.05020.28
5.5.310.0230.05320.29
5.5.300.0070.04317.96
5.5.290.0070.08017.98
5.5.280.0070.05320.76
5.5.270.0030.04020.78
5.5.260.0070.09020.75
5.5.250.0130.06720.70
5.5.240.0100.06720.18
5.4.450.0500.04321.80
5.4.440.0470.03721.80
5.4.430.0630.04321.80
5.4.420.0900.02321.80
5.4.410.0430.03721.80
5.4.400.0630.02721.80
5.4.390.0370.04321.80
5.4.380.0730.03321.80
5.4.370.0430.03721.80
5.4.360.0270.04321.80
5.4.350.0530.03021.80
5.4.340.0600.03721.80
5.4.320.0570.04021.80
5.4.310.0670.02721.80
5.4.300.0200.04021.80
5.4.290.0200.04021.80
5.4.280.0400.03721.80
5.4.270.0030.03721.80
5.4.260.0270.04021.80
5.4.250.0100.04021.80
5.4.240.0100.05021.80
5.4.230.0030.04721.80
5.4.220.0130.03321.80
5.4.210.0130.03721.80
5.4.200.0200.04721.80
5.4.190.0100.06021.80
5.4.180.0500.03021.82
5.4.170.0570.03721.82
5.4.160.0700.03321.82
5.4.150.0330.03721.82
5.4.140.0800.03321.82
5.4.130.0230.04721.82
5.4.120.0370.03721.82
5.4.110.0300.03721.82
5.4.100.0370.05321.82
5.4.90.0430.02721.82
5.4.80.0800.02721.82
5.4.70.0430.04021.82
5.4.60.0430.03721.82
5.4.50.0330.03021.82
5.4.40.0430.03721.82
5.4.30.0630.04021.82
5.4.20.0630.04021.82
5.4.10.0530.03721.82
5.4.00.0870.03021.82
5.3.290.0200.04021.80
5.3.280.0530.05021.80
5.3.270.0330.04321.82
5.3.260.0270.04721.82
5.3.250.0370.03721.82
5.3.240.0370.04021.82
5.3.230.0270.03721.82
5.3.220.0430.03321.82
5.3.210.0530.04021.82
5.3.200.0630.03721.82
5.3.190.0600.03021.82
5.3.180.0330.03021.82
5.3.170.0200.02721.82
5.3.160.0600.03021.82
5.3.150.0770.03721.82
5.3.140.0570.03321.82
5.3.130.0530.05321.82
5.3.120.0400.04321.82
5.3.110.0500.05721.82
5.3.100.0670.04721.82
5.3.90.0500.05021.82
5.3.80.0530.02721.82
5.3.70.0570.04721.82
5.3.60.0830.03321.82
5.3.50.0430.03721.82
5.3.40.0330.04321.82
5.3.30.0400.05721.82
5.3.20.0600.02721.82
5.3.10.0270.03021.82
5.3.00.0630.02721.82
5.2.170.0570.03321.82
5.2.160.0670.02721.82
5.2.150.0370.04021.82
5.2.140.0330.03321.82
5.2.130.0330.02721.82
5.2.120.0170.03021.82
5.2.110.0300.03721.82
5.2.100.0270.03321.82
5.2.90.0530.03021.82
5.2.80.0430.03321.82
5.2.70.0230.05321.82
5.2.60.0330.03721.82
5.2.50.0230.03721.82
5.2.40.0330.02721.82
5.2.30.0270.04021.82
5.2.20.0370.04721.82
5.2.10.0400.03021.82
5.2.00.0370.03021.82
5.1.60.0400.02021.82
5.1.50.0300.02021.82
5.1.40.0130.02021.82
5.1.30.0170.02321.82
5.1.20.0330.02321.82
5.1.10.0230.02721.82
5.1.00.0170.02322.53
5.0.50.0000.02022.53
5.0.40.0000.02022.53
5.0.30.0100.02722.53
5.0.20.0130.01722.53
5.0.10.0100.02322.53
5.0.00.0000.03322.53
4.4.90.0100.02321.82
4.4.80.0100.01721.82
4.4.70.0100.01321.82
4.4.60.0200.00721.82
4.4.50.0100.01321.82
4.4.40.0070.02021.82
4.4.30.0100.01721.82
4.4.20.0370.00721.82
4.4.10.0070.01722.53
4.4.00.0030.02022.53
4.3.110.0030.01322.53
4.3.100.0100.02022.53
4.3.90.0030.01722.53
4.3.80.0030.02722.53
4.3.70.0030.01022.53
4.3.60.0030.02722.53
4.3.50.0030.01322.53
4.3.40.0070.03022.53
4.3.30.0000.02022.53
4.3.20.0030.01722.53
4.3.10.0000.01322.53
4.3.00.0000.02322.53

preferences:
41.07 ms | 400 KiB | 5 Q