3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = "Arrivééééééée"; $str = strtoupper($str); echo $str;

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)
8.3.60.0120.00916.63
8.3.50.0320.00822.05
8.3.40.0110.00418.59
8.3.30.0140.00018.84
8.3.20.0050.00320.09
8.3.10.0040.00421.73
8.3.00.0090.00019.00
8.2.180.0100.01016.50
8.2.170.0110.00422.96
8.2.160.0070.00722.08
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0080.00026.16
8.2.120.0000.00919.56
8.2.110.0090.00019.39
8.2.100.0100.00017.78
8.2.90.0050.00219.08
8.2.80.0000.00817.97
8.2.70.0040.00417.61
8.2.60.0080.00017.80
8.2.50.0030.00618.07
8.2.40.0040.00418.19
8.2.30.0050.00219.44
8.2.20.0040.00417.57
8.2.10.0040.00418.21
8.2.00.0070.00017.68
8.1.280.0110.00425.92
8.1.270.0080.00018.88
8.1.260.0040.00426.35
8.1.250.0030.00928.09
8.1.240.0090.00020.92
8.1.230.0110.00017.46
8.1.220.0000.00717.79
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0040.00417.11
8.1.180.0000.00818.10
8.1.170.0000.00918.49
8.1.160.0040.00421.94
8.1.150.0040.00418.82
8.1.140.0040.00417.31
8.1.130.0070.00017.76
8.1.120.0070.00017.27
8.1.110.0030.00517.41
8.1.100.0000.00817.22
8.1.90.0070.00017.28
8.1.80.0000.00717.36
8.1.70.0040.00417.33
8.1.60.0030.00517.52
8.1.50.0040.00417.37
8.1.40.0070.00017.42
8.1.30.0000.00817.60
8.1.20.0040.00417.53
8.1.10.0000.00817.38
8.1.00.0000.00717.27
8.0.300.0040.00418.77
8.0.290.0070.00016.75
8.0.280.0000.00718.39
8.0.270.0030.00317.30
8.0.260.0000.00617.25
8.0.250.0030.00316.92
8.0.240.0060.00016.85
8.0.230.0000.00716.94
8.0.220.0070.00016.82
8.0.210.0000.00716.82
8.0.200.0030.00316.83
8.0.190.0040.00416.87
8.0.180.0000.00716.71
8.0.170.0070.00016.79
8.0.160.0070.00016.90
8.0.150.0030.00716.73
8.0.140.0030.00316.78
8.0.130.0050.00013.28
8.0.120.0040.00416.87
8.0.110.0050.00216.71
8.0.100.0050.00216.87
8.0.90.0040.00416.79
8.0.80.0120.01216.87
8.0.70.0040.00416.82
8.0.60.0000.00716.77
8.0.50.0040.00416.81
8.0.30.0080.01617.03
8.0.20.0080.01117.40
8.0.10.0000.00716.93
8.0.00.0120.00516.77
7.4.330.0000.00615.03
7.4.320.0030.00316.52
7.4.300.0000.00616.47
7.4.290.0030.00316.53
7.4.280.0000.00816.32
7.4.270.0050.00316.42
7.4.260.0000.00716.30
7.4.250.0030.00516.49
7.4.240.0020.00516.51
7.4.230.0000.00716.50
7.4.220.0130.00616.58
7.4.210.0130.00216.51
7.4.200.0030.00316.52
7.4.160.0130.00716.34
7.4.150.0090.00917.40
7.4.140.0070.01017.86
7.4.130.0090.00716.47
7.4.120.0050.01116.52
7.4.110.0100.01316.27
7.4.100.0060.01616.41
7.4.90.0030.01316.39
7.4.80.0030.01419.39
7.4.70.0150.00616.36
7.4.60.0130.00616.43
7.4.50.0040.00416.13
7.4.40.0060.00916.21
7.4.30.0160.00616.40
7.4.00.0100.00714.91
7.3.330.0030.00313.12
7.3.320.0020.00212.94
7.3.310.0000.00716.27
7.3.300.0000.00716.04
7.3.290.0000.00716.20
7.3.280.0070.01016.18
7.3.270.0080.00817.40
7.3.260.0070.01716.30
7.3.250.0070.01116.33
7.3.240.0100.00616.41
7.3.230.0060.01216.40
7.3.210.0070.01416.23
7.3.200.0060.01119.39
7.3.190.0130.00316.25
7.3.180.0080.00816.32
7.3.170.0070.01016.27
7.3.160.0030.01416.35
7.3.10.0030.00916.21
7.3.00.0070.00316.08
7.2.330.0120.00816.62
7.2.320.0060.00916.55
7.2.310.0120.00316.59
7.2.300.0100.00716.59
7.2.290.0100.01016.70
7.2.130.0060.00616.36
7.2.120.0030.01016.31
7.2.110.0190.00816.22
7.2.100.0060.00616.55
7.2.90.0000.01416.59
7.2.80.0060.00616.80
7.2.70.0170.00316.41
7.2.60.0080.00916.79
7.2.50.0160.00016.56
7.2.40.0180.00416.91
7.2.30.0040.01116.57
7.2.20.0100.01016.67
7.2.10.0140.00016.65
7.2.00.0040.00818.15
7.1.250.0050.00815.15
7.1.200.0070.00415.62
7.1.100.0040.01118.18
7.1.70.0070.00317.21
7.1.60.0000.01119.46
7.1.50.0070.01417.03
7.1.00.0100.07022.51
7.0.200.0420.00614.53
7.0.140.0030.07021.96
7.0.60.0030.04720.00
7.0.50.0130.06317.74
7.0.40.0000.05020.04
7.0.30.0470.07320.20
7.0.20.0270.07320.18
7.0.10.0070.09020.33
7.0.00.0030.05720.33
5.6.280.0070.07021.12
5.6.210.0070.05320.60
5.6.200.0130.07718.17
5.6.190.0030.06720.59
5.6.180.0330.02720.36
5.6.170.0300.07020.51
5.6.160.0030.08720.33
5.6.150.0030.05018.22
5.6.140.0100.04718.18
5.6.130.0070.07318.07
5.6.120.0030.05721.01
5.6.110.0200.07021.02
5.6.100.0200.07321.12
5.6.90.0000.04320.94
5.6.80.0100.08020.37
5.5.350.0300.06320.39
5.5.340.0100.08317.91
5.5.330.0100.03720.36
5.5.320.0400.07320.32
5.5.310.0330.06720.41
5.5.300.0030.07717.91
5.5.290.0030.04017.92
5.5.280.0030.04720.73
5.5.270.0100.05320.84
5.5.260.0070.08320.79
5.5.250.0070.04720.67
5.5.240.0330.07320.18
5.4.450.0300.06319.11
5.4.440.0930.06319.41
5.4.430.0730.05319.46
5.4.420.1070.05319.51
5.4.410.1000.05019.51
5.4.400.1230.06319.28
5.4.390.0200.05718.74
5.4.380.0170.06318.46
5.4.370.0200.05318.61
5.4.360.0230.06718.47
5.4.350.0300.06318.52
5.4.340.0300.06718.72
5.4.320.0070.07318.49
5.4.310.0130.06318.40
5.4.300.0200.06018.61
5.4.290.0230.05018.72
5.4.280.0430.05718.49
5.4.270.0270.04718.71
5.4.260.0170.06018.78
5.4.250.0270.05018.48
5.4.240.0330.05718.64
5.4.230.0200.06018.61
5.4.220.0330.06718.51
5.4.210.0430.06718.70
5.4.200.0330.06316.65
5.4.190.0270.05718.64
5.4.180.0330.06318.48
5.4.170.0200.06718.70
5.4.160.0300.07018.70
5.4.150.0370.05718.71
5.4.140.0300.06016.27
5.4.130.0170.06016.22
5.4.120.0170.06316.08
5.4.110.0300.04716.29
5.4.100.0270.05016.24
5.4.90.0270.07016.16
5.4.80.0270.06016.17
5.4.70.0370.05715.98
5.4.60.0130.06016.36
5.4.50.0130.05716.22
5.4.40.0170.07716.09
5.4.30.0230.06316.16
5.4.20.0030.06716.12
5.4.10.0230.05016.24
5.4.00.0200.05015.64
5.3.290.0270.06014.73
5.3.280.0270.05314.62
5.3.270.0200.06014.67
5.3.260.0170.06714.59
5.3.250.0270.06714.58
5.3.240.0300.06314.51
5.3.230.0230.06714.52
5.3.220.0300.05714.66
5.3.210.0230.05714.64
5.3.200.0270.04314.55
5.3.190.0300.06314.47
5.3.180.0300.05314.53
5.3.170.0170.05714.55
5.3.160.0170.05314.63
5.3.150.0230.04714.63
5.3.140.0230.05014.44
5.3.130.0200.05714.64
5.3.120.0300.06714.44
5.3.110.0270.07014.59
5.3.100.0170.05713.94
5.3.90.0130.06714.07
5.3.80.0300.06714.11
5.3.70.0100.06013.92
5.3.60.0200.05013.91
5.3.50.0170.06013.97
5.3.40.0100.06713.91
5.3.30.0270.05313.82
5.3.20.0100.06013.58
5.3.10.0130.05313.64
5.3.00.0270.05013.55
5.2.170.0170.05311.13
5.2.160.0130.05311.19
5.2.150.0300.03711.29
5.2.140.0130.04711.17
5.2.130.0130.04311.09
5.2.120.0200.04011.06
5.2.110.0200.05311.25
5.2.100.0170.04011.08
5.2.90.0270.03311.08
5.2.80.0170.05311.13
5.2.70.0070.05011.09
5.2.60.0100.06310.98
5.2.50.0170.04311.02
5.2.40.0200.04011.14
5.2.30.0130.04011.10
5.2.20.0100.05011.01
5.2.10.0100.04310.86
5.2.00.0230.04710.72
5.1.60.0200.03310.03
5.1.50.0170.0479.96
5.1.40.0070.04010.04
5.1.30.0130.03710.29
5.1.20.0130.03710.39
5.1.10.0100.04010.13
5.1.00.0070.04710.09
5.0.50.0100.0378.61
5.0.40.0100.0378.42
5.0.30.0130.0538.32
5.0.20.0200.0278.32
5.0.10.0130.0238.30
5.0.00.0130.0508.34
4.4.90.0130.0335.93
4.4.80.0170.0175.89
4.4.70.0130.0205.88
4.4.60.0130.0205.86
4.4.50.0100.0275.82
4.4.40.0070.0375.89
4.4.30.0170.0135.86
4.4.20.0070.0275.95
4.4.10.0100.0205.88
4.4.00.0030.0405.88
4.3.110.0070.0235.76
4.3.100.0070.0235.75
4.3.90.0100.0205.82
4.3.80.0130.0305.82
4.3.70.0100.0175.78
4.3.60.0030.0275.82
4.3.50.0030.0275.81
4.3.40.0000.0405.73
4.3.30.0030.0304.56
4.3.20.0030.0274.63
4.3.10.0130.0234.52
4.3.00.0100.0179.46

preferences:
48.8 ms | 401 KiB | 5 Q