3v4l.org

run code in 300+ PHP versions simultaneously
<?php for ($c = 'a'; $c <= 'z'; $c++) { echo $c; }

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)
8.3.60.0110.00416.38
8.3.50.0120.00821.15
8.3.40.0120.00318.74
8.3.30.0120.00318.63
8.3.20.0110.00020.24
8.3.10.0050.00321.82
8.3.00.0040.00423.53
8.2.180.0120.00316.37
8.2.170.0130.00318.86
8.2.160.0110.00422.96
8.2.150.0040.00425.66
8.2.140.0120.00924.66
8.2.130.0060.00319.84
8.2.120.0080.00026.35
8.2.110.0060.00622.08
8.2.100.0120.00017.93
8.2.90.0040.00419.13
8.2.80.0050.00317.97
8.2.70.0030.00717.50
8.2.60.0040.00417.93
8.2.50.0000.00918.07
8.2.40.0050.00322.19
8.2.30.0040.00420.68
8.2.20.0040.00417.74
8.2.10.0040.00417.96
8.2.00.0080.00018.05
8.1.280.0160.00625.92
8.1.270.0070.00323.83
8.1.260.0000.00928.09
8.1.250.0000.00828.09
8.1.240.0030.00622.19
8.1.230.0110.00019.16
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0090.00017.13
8.1.190.0030.00517.13
8.1.180.0070.00418.10
8.1.170.0000.00818.47
8.1.160.0070.00020.61
8.1.150.0080.00018.91
8.1.140.0000.00819.49
8.1.130.0000.00817.58
8.1.120.0030.00517.41
8.1.110.0050.00317.35
8.1.100.0040.00417.34
8.1.90.0040.00417.45
8.1.80.0000.00817.35
8.1.70.0040.00417.35
8.1.60.0080.00317.55
8.1.50.0000.00917.41
8.1.40.0040.00417.56
8.1.30.0090.00017.64
8.1.20.0030.00517.69
8.1.10.0030.00617.39
8.1.00.0040.00417.33
8.0.300.0000.00818.77
8.0.290.0000.00816.63
8.0.280.0070.00018.34
8.0.270.0030.00517.23
8.0.260.0000.00717.23
8.0.250.0090.00016.88
8.0.240.0000.00716.86
8.0.230.0000.00717.00
8.0.220.0000.00716.94
8.0.210.0040.00416.77
8.0.200.0070.00016.93
8.0.190.0070.00016.85
8.0.180.0040.00416.80
8.0.170.0070.00416.93
8.0.160.0000.00816.93
8.0.150.0030.00516.84
8.0.140.0040.00416.86
8.0.130.0000.00613.30
8.0.120.0050.00216.79
8.0.110.0050.00316.75
8.0.100.0070.00016.68
8.0.90.0040.00416.84
8.0.80.0030.01316.81
8.0.70.0050.00316.77
8.0.60.0040.00416.82
8.0.50.0030.00516.71
8.0.30.0110.00817.01
8.0.20.0200.00817.40
8.0.10.0030.00516.78
8.0.00.0130.01016.81
7.4.330.0000.00616.76
7.4.320.0030.00316.54
7.4.300.0040.00416.41
7.4.290.0030.00316.50
7.4.280.0070.01016.52
7.4.270.0040.00416.46
7.4.260.0030.00616.38
7.4.250.0000.01016.55
7.4.240.0060.00116.44
7.4.230.0000.00716.66
7.4.220.0070.01416.60
7.4.210.0060.00916.49
7.4.200.0040.00416.60
7.4.160.0170.00316.62
7.4.150.0170.00717.40
7.4.140.0160.01017.86
7.4.130.0200.00716.39
7.4.120.0180.01016.38
7.4.110.0070.01416.30
7.4.100.0120.01316.38
7.4.90.0120.01216.52
7.4.80.0140.00719.39
7.4.70.0150.01216.56
7.4.60.0150.00616.45
7.4.50.0070.01016.17
7.4.40.0090.01516.55
7.4.30.0060.01316.54
7.4.00.0100.00714.89
7.3.330.0040.00413.14
7.3.320.0000.00513.10
7.3.310.0040.00416.33
7.3.300.0040.00416.24
7.3.290.0050.00316.25
7.3.280.0140.00916.23
7.3.270.0140.01117.40
7.3.260.0170.00616.27
7.3.250.0120.01116.42
7.3.240.0100.01116.47
7.3.230.0090.01316.39
7.3.210.0080.01216.38
7.3.200.0080.01319.39
7.3.190.0090.00916.56
7.3.180.0100.01116.50
7.3.170.0080.01216.47
7.3.160.0100.00716.37
7.3.120.0100.01015.02
7.3.110.0090.00814.99
7.3.100.0060.00614.75
7.3.90.0090.00614.88
7.3.80.0080.00014.66
7.3.70.0030.00914.59
7.3.60.0030.01214.91
7.3.50.0120.00314.76
7.3.40.0090.00314.89
7.3.30.0080.00014.49
7.3.20.0030.00716.52
7.3.10.0000.01516.71
7.3.00.0030.01016.39
7.2.330.0080.01516.43
7.2.320.0030.01616.36
7.2.310.0060.01316.50
7.2.300.0090.00916.73
7.2.290.0120.00616.46
7.2.250.0020.01614.92
7.2.240.0080.01214.82
7.2.230.0100.00714.94
7.2.220.0070.01015.07
7.2.210.0070.01014.99
7.2.200.0100.00314.91
7.2.190.0030.01015.01
7.2.180.0060.00615.11
7.2.170.0060.00915.02
7.2.60.0090.00617.02
7.2.00.0080.00619.23
7.1.330.0030.01115.86
7.1.320.0170.00015.58
7.1.310.0040.01215.67
7.1.300.0030.01315.70
7.1.290.0100.00715.79
7.1.280.0090.00015.66
7.1.270.0050.00515.73
7.1.260.0130.00315.88
7.1.200.0060.00315.89
7.1.100.0080.00418.24
7.1.70.0040.00417.03
7.1.60.0100.01619.21
7.1.50.0110.01416.90
7.1.00.0100.07322.45
7.0.200.0060.00316.78
7.0.100.0070.05019.95
7.0.90.0000.07019.93
7.0.80.0000.06719.93
7.0.70.0130.07719.98
7.0.60.0200.05019.90
7.0.50.0030.06320.25
7.0.40.0130.04320.02
7.0.30.0030.04319.94
7.0.20.0070.05020.03
7.0.10.0000.06320.03
7.0.00.0070.07720.10
5.6.250.0030.05020.62
5.6.240.0070.06020.68
5.6.230.0100.08020.62
5.6.220.0070.08020.52
5.6.210.0030.04320.68
5.6.200.0130.05721.11
5.6.190.0030.05021.07
5.6.180.0030.05321.13
5.6.170.0130.06021.02
5.6.160.0070.04720.94
5.6.150.0030.04720.99
5.6.140.0000.06021.07
5.6.130.0030.08721.01
5.6.120.0000.05321.02
5.6.110.0070.05021.09
5.6.100.0070.04320.95
5.6.90.0070.05720.98
5.6.80.0030.04320.46
5.6.70.0100.03720.43
5.6.60.0100.05720.32
5.6.50.0030.05320.39
5.6.40.0130.06720.40
5.6.30.0100.04020.37
5.6.20.0000.04720.36
5.6.10.0070.04320.37
5.6.00.0100.03720.42
5.5.380.0030.04720.40
5.5.370.0170.07020.50
5.5.360.0130.05320.47
5.5.350.0000.04720.44
5.5.340.0100.08020.92
5.5.330.0070.08020.63
5.5.320.0170.04720.82
5.5.310.0100.06320.79
5.5.300.0070.06320.72
5.5.290.0030.08020.72
5.5.280.0070.07020.90
5.5.270.0030.05720.91
5.5.260.0170.05020.62
5.5.250.0130.03720.71
5.5.240.0030.07320.15
5.5.230.0070.03720.25
5.5.220.0000.04720.17
5.5.210.0170.07020.29
5.5.200.0070.08020.17
5.5.190.0030.04320.12
5.5.180.0030.04020.29
5.5.160.0030.05020.10
5.5.150.0030.05020.21
5.5.140.0100.07720.20
5.5.130.0100.06320.25
5.5.120.0100.03720.17
5.5.110.0170.07320.11
5.5.100.0100.07720.14
5.5.90.0070.07320.03
5.5.80.0130.07020.04
5.5.70.0070.04720.16
5.5.60.0100.04720.05
5.5.50.0070.07720.14
5.5.40.0100.06020.09
5.5.30.0030.06320.07
5.5.20.0030.06020.13
5.5.10.0130.03320.08
5.5.00.0070.05720.02

preferences:
36.95 ms | 401 KiB | 5 Q