3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($c = 'a'; $c <= 'z'; $c++) { echo "$c\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)
8.3.60.0090.00616.38
8.3.50.0130.01021.34
8.3.40.0110.01118.59
8.3.30.0120.00820.91
8.3.20.0070.00722.00
8.3.10.0110.00322.81
8.3.00.0080.00623.24
8.2.180.0090.01325.92
8.2.170.0180.00418.79
8.2.160.0060.01122.96
8.2.150.0090.00524.31
8.2.140.0170.00423.81
8.2.130.0100.00524.56
8.2.120.0100.00621.31
8.2.110.0080.00821.77
8.2.100.0090.00820.44
8.2.90.0090.00419.41
8.2.80.0090.00420.47
8.2.70.0100.00520.23
8.2.60.0110.00419.38
8.2.50.0080.00719.47
8.2.40.0090.00720.34
8.2.30.0060.00820.32
8.2.20.0110.00419.42
8.2.10.0070.00619.50
8.2.00.0040.01019.43
8.1.280.0090.00925.92
8.1.270.0040.00923.48
8.1.260.0100.00324.66
8.1.250.0070.00625.53
8.1.240.0100.00323.37
8.1.230.0090.00723.42
8.1.220.0080.00420.35
8.1.210.0080.00520.87
8.1.200.0080.00620.04
8.1.190.0100.00519.05
8.1.180.0080.00519.44
8.1.170.0090.00419.56
8.1.160.0080.00520.21
8.1.150.0090.00519.67
8.1.140.0070.00719.89
8.1.130.0080.00719.10
8.1.120.0110.00219.07
8.1.110.0090.00519.23
8.1.100.0070.00619.19
8.1.90.0110.00519.20
8.1.80.0090.00619.22
8.1.70.0100.00519.24
8.1.60.0110.00519.26
8.1.50.0080.00819.33
8.1.40.0090.00619.25
8.1.30.0120.00318.88
8.1.20.0070.00918.79
8.1.10.0130.00318.76
8.1.00.0110.00618.76
8.0.300.0070.00521.39
8.0.290.0070.00919.86
8.0.280.0110.00619.31
8.0.270.0090.00418.95
8.0.260.0100.00718.77
8.0.250.0100.00718.85
8.0.240.0120.00518.79
8.0.230.0100.00618.85
8.0.220.0070.00718.82
8.0.210.0110.00618.80
8.0.200.0140.00818.86
8.0.190.0100.00718.77
8.0.180.0110.00818.77
8.0.170.0200.00118.82
8.0.160.0100.00818.33
8.0.150.0140.00418.27
8.0.140.0120.00518.26
8.0.130.0130.00617.39
8.0.120.0170.00218.31
8.0.110.0110.00718.27
8.0.100.0140.00418.26
8.0.90.0120.00618.29
8.0.80.0110.00918.37
8.0.70.0090.00618.29
8.0.60.0120.00518.25
8.0.50.0130.00418.26
8.0.30.0130.00618.06
8.0.20.0100.01118.11
8.0.10.0110.00918.31
8.0.00.0120.00917.80
7.4.330.0100.00518.73
7.4.320.0140.00518.70
7.4.300.0160.00118.63
7.4.290.0110.00718.70
7.4.280.0200.00418.16
7.4.270.0140.00418.13
7.4.260.0140.00318.13
7.4.250.0130.00418.14
7.4.240.0110.00517.84
7.4.230.0170.00318.14
7.4.220.0180.00618.11
7.4.210.0140.00617.82
7.4.200.0090.00618.15
7.4.190.0120.00818.64
7.4.180.0150.00618.73
7.4.160.0170.00318.12
7.4.150.0180.00718.34
7.4.140.0140.00918.33
7.4.130.0120.00917.72
7.4.120.0130.01217.79
7.4.110.0110.01117.71
7.4.100.0120.01017.72
7.4.90.0140.00617.75
7.4.80.0150.00818.33
7.4.70.0180.00717.75
7.4.60.0150.00817.80
7.4.50.0110.01017.77
7.4.40.0160.00817.76
7.4.30.0140.00917.76
7.4.20.0150.00718.06
7.4.10.0130.00917.51
7.4.00.0140.00617.02
7.3.330.0160.00317.19
7.3.320.0160.00317.24
7.3.310.0160.00417.99
7.3.300.0170.00318.00
7.3.290.0130.00418.01
7.3.280.0110.00917.42
7.3.270.0140.00718.29
7.3.260.0170.00418.08
7.3.250.0130.00917.54
7.3.240.0150.00717.65
7.3.230.0150.00817.69
7.3.220.0160.00617.98
7.3.210.0130.00817.64
7.3.200.0130.01018.18
7.3.190.0140.00717.67
7.3.180.0130.00717.65
7.3.170.0160.00517.63
7.3.160.0120.00817.72
7.3.150.0150.00717.95
7.3.140.0140.00818.03
7.3.130.0160.00617.43
7.3.120.0120.00917.42
7.3.110.0150.00817.39
7.3.100.0160.00317.40
7.3.90.0130.00817.42
7.3.80.0150.00717.40
7.3.70.0110.00817.41
7.3.60.0150.00517.40
7.3.50.0150.00517.39
7.3.40.0120.00717.42
7.3.30.0140.00617.38
7.3.20.0160.00618.42
7.3.10.0140.00518.31
7.3.00.0150.00418.04
7.2.340.0150.00718.07
7.2.330.0140.00917.81
7.2.320.0150.00717.86
7.2.310.0130.00817.78
7.2.300.0130.00917.75
7.2.290.0170.00717.80
7.2.280.0200.00418.03
7.2.270.0170.00718.14
7.2.260.0130.00917.51
7.2.250.0160.00717.45
7.2.240.0130.00817.41
7.2.230.0140.00617.45
7.2.220.0150.00917.48
7.2.210.0140.00717.49
7.2.200.0140.00717.47
7.2.190.0130.00717.51
7.2.180.0160.00517.47
7.2.170.0140.00717.46
7.2.160.0130.00717.51
7.2.150.0150.00918.61
7.2.140.0150.00818.59
7.2.130.0180.00418.30
7.2.120.0160.00618.27
7.2.110.0110.00918.25
7.2.100.0120.00518.22
7.2.90.0110.00918.33
7.2.80.0150.00518.34
7.2.70.0130.00818.31
7.2.60.0130.00718.03
7.2.50.0080.01018.25
7.2.40.0120.00718.29
7.2.30.0110.00818.24
7.2.20.0120.00918.20
7.2.10.0150.00918.20
7.2.00.0120.00618.40
7.1.330.0150.00517.73
7.1.320.0200.00717.61
7.1.310.0120.00817.69
7.1.300.0100.00917.62
7.1.290.0140.00717.56
7.1.280.0140.00617.64
7.1.270.0160.00617.68
7.1.260.0100.00717.52
7.1.250.0110.00817.30
7.1.240.0140.00617.31
7.1.230.0150.00717.33
7.1.220.0090.01117.25
7.1.210.0200.00717.38
7.1.200.0100.00817.05
7.1.190.0140.00717.18
7.1.180.0140.00517.16
7.1.170.0130.00617.19
7.1.160.0120.00717.28
7.1.150.0130.00517.30
7.1.140.0130.00917.21
7.1.130.0120.00917.25
7.1.120.0140.00617.25
7.1.110.0110.00817.34
7.1.100.0130.00617.43
7.1.90.0140.00617.25
7.1.80.0110.00817.27
7.1.70.0120.00617.31
7.1.60.0130.00517.28
7.1.50.0120.00817.30
7.1.40.0130.00617.11
7.1.30.0140.00717.18
7.1.20.0170.00717.17
7.1.10.0120.00717.11
7.1.00.0120.00617.17
7.0.330.0150.00717.08
7.0.320.0140.00517.02
7.0.310.0150.00617.17
7.0.300.0150.00717.03
7.0.290.0140.00717.03
7.0.280.0110.01017.04
7.0.270.0200.00417.06
7.0.260.0120.00916.96
7.0.250.0160.00717.09
7.0.240.0150.00717.10
7.0.230.0150.00817.26
7.0.220.0130.00717.20
7.0.210.0150.00417.20
7.0.200.0130.00717.05
7.0.190.0140.00617.03
7.0.180.0140.00517.05
7.0.170.0160.00516.99
7.0.160.0140.00516.93
7.0.150.0120.00917.00
7.0.140.0140.00516.93
7.0.130.0130.00717.08
7.0.120.0150.00717.06
7.0.110.0120.00716.91
7.0.100.0150.00417.00
7.0.90.0130.00617.04
7.0.80.0140.00516.97
7.0.70.0120.00717.00
7.0.60.0120.00816.95
7.0.50.0120.00717.01
7.0.40.0110.00816.20
7.0.30.0100.00716.25
7.0.20.0130.00516.21
7.0.10.0130.00816.22
7.0.00.0110.00716.22
5.6.400.0200.00517.19
5.6.390.0150.00817.06
5.6.380.0130.00816.63
5.6.370.0100.01116.51
5.6.360.0140.00716.65
5.6.350.0090.01016.62
5.6.340.0130.00816.58
5.6.330.0120.01016.53
5.6.320.0130.00816.59
5.6.310.0130.00816.65
5.6.300.0130.01917.15
5.6.290.0130.01317.17
5.6.280.0140.01117.16
5.6.270.0150.01217.33
5.6.260.0140.01217.22
5.6.250.0150.01117.17
5.6.240.0130.01317.24
5.6.230.0110.01417.21
5.6.220.0130.01217.23
5.6.210.0110.01317.17
5.6.200.0120.01317.21
5.6.190.0100.01317.29
5.6.180.0110.01417.29
5.6.170.0120.01517.28
5.6.160.0090.01517.27
5.6.150.0120.01117.23
5.6.140.0140.01017.22
5.6.130.0120.01117.19
5.6.120.0110.01517.21
5.6.110.0130.01217.21
5.6.100.0130.01017.24
5.6.90.0110.01317.18
5.6.80.0120.01817.15
5.6.70.0120.01217.07
5.6.60.0130.01417.12
5.6.50.0120.01017.13
5.6.40.0120.01217.11
5.6.30.0100.01517.11
5.6.20.0130.01617.06
5.6.10.0130.01217.07
5.6.00.0080.01517.17
5.5.380.0130.01316.66
5.5.370.0130.01616.69
5.5.360.0140.01216.73
5.5.350.0150.01016.73
5.5.340.0160.01216.74
5.5.330.0140.01216.74
5.5.320.0140.01316.83
5.5.310.0150.01016.79
5.5.300.0110.01416.70
5.5.290.0140.01216.78
5.5.280.0140.01316.79
5.5.270.0130.01716.72
5.5.260.0110.01516.77
5.5.250.0140.01316.69
5.5.240.0150.01216.72
5.5.230.0150.01216.66
5.5.220.0130.01316.71
5.5.210.0140.01016.64
5.5.200.0150.01016.66
5.5.190.0130.01316.69
5.5.180.0130.01116.62
5.5.170.0150.00616.50
5.5.160.0150.00916.70
5.5.150.0120.01416.63
5.5.140.0110.01616.61
5.5.130.0150.00916.57
5.5.120.0140.01816.65
5.5.110.0120.01416.59
5.5.100.0110.01616.66
5.5.90.0110.01316.57
5.5.80.0130.01216.58
5.5.70.0110.01516.62
5.5.60.0130.01316.60
5.5.50.0130.01316.56
5.5.40.0150.01016.56
5.5.30.0130.01116.64
5.5.20.0120.01216.61
5.5.10.0170.01216.62
5.5.00.0110.01316.61

preferences:
51.36 ms | 401 KiB | 5 Q