3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = 'привет'; $str2 = 'Hello'; echo $str . "\n"; echo strtoupper($str) . "\n"; echo $str2 . "\n"; echo strtoupper($str2) . "\n"; echo $str.$str2 . "\n";

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)
8.3.60.0030.01016.75
8.3.50.0120.00721.88
8.3.40.0000.01518.67
8.3.30.0140.00718.77
8.3.20.0040.00420.16
8.3.10.0000.00723.51
8.3.00.0000.01017.38
8.2.180.0040.01116.63
8.2.170.0080.00622.96
8.2.160.0100.00320.34
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0080.00826.16
8.2.120.0080.00022.21
8.2.110.0060.00322.05
8.2.100.0110.00017.72
8.2.90.0000.00819.05
8.2.80.0030.00518.04
8.2.70.0060.00317.50
8.2.60.0050.00317.93
8.2.50.0080.00018.07
8.2.40.0070.00318.19
8.2.30.0040.00418.09
8.2.20.0040.00417.55
8.2.10.0020.00518.03
8.2.00.0030.00617.74
8.1.280.0070.01025.92
8.1.270.0040.00423.77
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.61
8.1.230.0070.00419.23
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0030.00617.23
8.1.190.0000.00717.39
8.1.180.0030.00618.10
8.1.170.0000.00818.46
8.1.160.0000.00822.01
8.1.150.0040.00418.66
8.1.140.0030.00617.44
8.1.130.0050.00217.88
8.1.120.0030.00617.46
8.1.110.0040.00417.39
8.1.100.0040.00417.45
8.1.90.0070.00017.50
8.1.80.0040.00417.46
8.1.70.0000.00717.38
8.1.60.0050.00317.53
8.1.50.0030.00517.51
8.1.40.0000.00717.54
8.1.30.0050.00317.57
8.1.20.0040.00417.63
8.1.10.0060.00317.41
8.1.00.0000.00817.42
8.0.300.0050.00319.02
8.0.290.0000.00717.16
8.0.280.0070.00018.45
8.0.270.0080.00017.13
8.0.260.0000.00617.34
8.0.250.0040.00417.00
8.0.240.0070.00016.93
8.0.230.0070.00016.93
8.0.220.0030.00316.93
8.0.210.0050.00216.77
8.0.200.0050.00216.93
8.0.190.0070.00016.93
8.0.180.0000.00716.90
8.0.170.0040.00416.84
8.0.160.0070.00016.84
8.0.150.0030.00316.84
8.0.140.0070.00016.80
8.0.130.0030.00313.30
8.0.120.0060.00316.86
8.0.110.0040.00416.80
8.0.100.0070.00016.71
8.0.90.0040.00416.85
8.0.80.0090.00616.86
8.0.70.0040.00416.66
8.0.60.0040.00416.70
8.0.50.0050.00316.92
8.0.30.0070.01116.97
8.0.20.0090.01017.40
8.0.10.0030.00516.99
8.0.00.0130.00716.71
7.4.330.0050.00015.00
7.4.320.0020.00516.42
7.4.300.0000.00616.54
7.4.290.0030.00316.50
7.4.280.0030.00316.42
7.4.270.0050.00316.44
7.4.260.0030.00316.37
7.4.250.0000.00716.32
7.4.240.0020.00516.48
7.4.230.0030.00316.61
7.4.220.0070.01116.40
7.4.210.0080.00616.48
7.4.200.0000.00716.47
7.4.190.0000.00816.58
7.4.160.0160.00016.35
7.4.150.0030.01417.40
7.4.140.0050.01217.86
7.4.130.0020.01516.50
7.4.120.0100.00916.40
7.4.110.0090.00916.53
7.4.100.0100.01316.53
7.4.90.0110.00716.38
7.4.80.0030.01619.39
7.4.70.0100.00716.52
7.4.60.0090.00916.51
7.4.50.0000.00816.32
7.4.40.0000.01622.77
7.4.30.0150.00016.40
7.4.00.0030.01414.66
7.3.330.0050.00013.19
7.3.320.0030.00312.99
7.3.310.0070.00016.26
7.3.300.0030.00316.25
7.3.290.0090.00916.32
7.3.280.0120.00516.27
7.3.270.0100.01317.40
7.3.260.0100.01316.50
7.3.250.0090.01416.60
7.3.240.0140.00816.34
7.3.230.0030.01316.56
7.3.210.0130.00716.22
7.3.200.0090.01219.39
7.3.190.0100.01016.54
7.3.180.0070.01016.33
7.3.170.0040.01316.33
7.3.160.0000.01616.59
7.3.120.0100.00614.98
7.2.330.0100.00616.34
7.2.320.0200.00016.59
7.2.310.0040.01316.62
7.2.300.0070.01016.28
7.2.290.0170.00016.67
7.2.60.0100.00316.63
7.2.00.0000.01119.24
7.1.200.0070.00715.81
7.1.100.0040.00718.14
7.1.70.0030.00617.13
7.1.60.0100.01619.46
7.1.50.0250.01334.77
7.1.00.0070.07322.42
7.0.200.0040.00416.79
7.0.140.0070.07022.21
7.0.60.0200.06319.94
7.0.50.0070.07017.76
7.0.40.0000.06320.12
7.0.30.0270.08020.20
7.0.20.0300.06320.20
7.0.10.0070.07020.33
7.0.00.0170.07020.20
5.6.280.0070.07021.10
5.6.210.0030.07720.46
5.6.200.0070.04018.22
5.6.190.0070.05020.63
5.6.180.0230.08720.35
5.6.170.0370.07320.33
5.6.160.0070.05318.11
5.6.150.0030.05018.12
5.6.140.0130.07018.07
5.6.130.0070.06718.16
5.6.120.0100.05021.02
5.6.110.0200.07020.96
5.6.100.0100.03720.98
5.6.90.0100.08020.87
5.6.80.0030.04320.50
5.5.350.0200.03320.34
5.5.340.0070.07318.02
5.5.330.0030.08320.25
5.5.320.0270.04320.32
5.5.310.0230.07320.18
5.5.300.0070.04317.95
5.5.290.0030.04717.89
5.5.280.0030.09020.84
5.5.270.0100.07320.67
5.5.260.0100.04020.85
5.5.250.0030.05320.65
5.5.240.0170.08020.15
5.4.450.0600.07019.52
5.4.440.0600.06019.11
5.4.430.0130.05019.11
5.4.420.0700.05019.59
5.4.410.0830.04719.44
5.4.400.1030.07019.30
5.4.390.0030.06018.77
5.4.380.0370.05718.61
5.4.370.0330.04718.64
5.4.360.0300.07018.74
5.4.350.0270.05318.52
5.4.340.0270.05318.69
5.4.320.0030.04312.45
5.4.310.0090.04112.45
5.4.300.0060.03512.45
5.4.290.0080.04712.43
5.4.280.0070.04012.33
5.4.270.0080.03912.33
5.4.260.0090.04112.33
5.4.250.0080.04212.33
5.4.240.0100.03812.33
5.4.230.0070.04112.32
5.4.220.0080.03812.32
5.4.210.0060.03912.32
5.4.200.0130.03612.32
5.4.190.0080.04012.32
5.4.180.0090.05112.32
5.4.170.0110.05412.33
5.4.160.0120.04912.32
5.4.150.0090.05212.32
5.4.140.0090.04912.01
5.4.130.0080.04312.00
5.4.120.0110.04511.95
5.4.110.0110.03511.95
5.4.100.0070.05011.95
5.4.90.0100.04911.95
5.4.80.0090.04911.95
5.4.70.0060.04811.95
5.4.60.0120.04811.95
5.4.50.0100.05111.95
5.4.40.0090.03811.93
5.4.30.0090.04111.93
5.4.20.0100.04511.93
5.4.10.0080.05011.93
5.4.00.0080.04911.42
5.3.290.0100.04112.80
5.3.280.0090.05212.71
5.3.270.0120.04612.73
5.3.260.0120.04112.72
5.3.250.0100.04612.72
5.3.240.0090.04912.72
5.3.230.0100.03912.71
5.3.220.0050.04412.68
5.3.210.0090.05612.68
5.3.200.0100.05212.68
5.3.190.0060.05412.68
5.3.180.0110.05112.67
5.3.170.0150.04812.67
5.3.160.0120.04912.68
5.3.150.0070.04012.67
5.3.140.0080.04112.66
5.3.130.0090.04412.66
5.3.120.0080.05212.66
5.3.110.0050.04212.66
5.3.100.0070.04312.12
5.3.90.0100.05112.08
5.3.80.0100.04612.08
5.3.70.0140.06112.08
5.3.60.0240.09312.06
5.3.50.0100.07212.00
5.3.40.0120.04912.00
5.3.30.0060.04611.94
5.3.20.0110.03611.72
5.3.10.0100.04511.69
5.3.00.0080.04711.67
5.2.170.0040.0339.18
5.2.160.0050.0309.18
5.2.150.0050.0339.18
5.2.140.0040.0399.18
5.2.130.0080.0329.13
5.2.120.0060.0309.13
5.2.110.0090.0279.14
5.2.100.0050.0329.14
5.2.90.0030.0349.14
5.2.80.0120.0439.14
5.2.70.0080.0399.13
5.2.60.0070.0299.09
5.2.50.0100.0299.05
5.2.40.0100.0399.03
5.2.30.0040.0469.01
5.2.20.0050.0399.00
5.2.10.0060.0378.91
5.2.00.0090.0298.77
5.1.60.0030.0278.06
5.1.50.0060.0318.06
5.1.40.0050.0268.04
5.1.30.0050.0298.39
5.1.20.0080.0258.41
5.1.10.0050.0278.14
5.1.00.0090.0248.13
5.0.50.0020.0246.61
5.0.40.0090.0316.48
5.0.30.0070.0486.29
5.0.20.0070.0286.26
5.0.10.0120.0426.23
5.0.00.0060.0426.23
4.4.90.0040.0224.78
4.4.80.0050.0224.76
4.4.70.0020.0174.76
4.4.60.0020.0174.75
4.4.50.0050.0164.77
4.4.40.0040.0254.71
4.4.30.0070.0214.76
4.4.20.0060.0194.84
4.4.10.0030.0224.85
4.4.00.0060.0304.75
4.3.110.0090.0184.67
4.3.100.0050.0194.67
4.3.90.0050.0254.64
4.3.80.0070.0304.58
4.3.70.0070.0354.63
4.3.60.0050.0234.63
4.3.50.0030.0254.63
4.3.40.0040.0354.53
4.3.30.0040.0233.28
4.3.20.0050.0203.26
4.3.10.0030.0153.21
4.3.00.0270.01710.31

preferences:
41.73 ms | 401 KiB | 5 Q