3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo str_pad('', "A", 255);

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)
8.3.70.0070.00716.58
8.3.60.0000.01418.30
8.3.50.0120.00922.94
8.3.40.0100.00718.79
8.3.30.0070.01018.57
8.3.20.0070.00020.04
8.3.10.0000.00821.68
8.3.00.0040.00419.97
8.2.180.0170.00316.88
8.2.170.0140.00022.96
8.2.160.0070.01021.07
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0080.00022.09
8.2.120.0070.00026.35
8.2.110.0030.00620.46
8.2.100.0040.00817.85
8.2.90.0050.00219.25
8.2.80.0030.00617.97
8.2.70.0060.00317.50
8.2.60.0040.00417.92
8.2.50.0000.00818.10
8.2.40.0040.00422.16
8.2.30.0000.00719.10
8.2.20.0080.00017.57
8.2.10.0000.00718.03
8.2.00.0040.00418.02
8.1.280.0090.00625.92
8.1.270.0030.00524.04
8.1.260.0050.00228.09
8.1.250.0040.00428.09
8.1.240.0060.00322.01
8.1.230.0040.00717.82
8.1.220.0040.00417.74
8.1.210.0000.00918.77
8.1.200.0030.00617.35
8.1.190.0060.00317.22
8.1.180.0040.00418.10
8.1.170.0080.00018.54
8.1.160.0030.00322.13
8.1.150.0060.00320.80
8.1.140.0000.00719.34
8.1.130.0070.00017.44
8.1.120.0040.00417.23
8.1.110.0040.00417.24
8.1.100.0000.00717.36
8.1.90.0040.00417.35
8.1.80.0040.00417.22
8.1.70.0000.00717.38
8.1.60.0030.00517.35
8.1.50.0040.00417.43
8.1.40.0000.00817.32
8.1.30.0050.00317.60
8.1.20.0040.00417.43
8.1.10.0000.00717.43
8.1.00.0000.00817.43
8.0.300.0070.00018.77
8.0.290.0070.00016.75
8.0.280.0040.00418.24
8.0.270.0080.00017.28
8.0.260.0000.00617.18
8.0.250.0070.00016.95
8.0.240.0000.00716.94
8.0.230.0060.00316.83
8.0.220.0000.00716.88
8.0.210.0040.00416.89
8.0.200.0040.00416.83
8.0.190.0110.00016.95
8.0.180.0040.00416.93
8.0.170.0040.00416.91
8.0.160.0020.00516.89
8.0.150.0030.00316.80
8.0.140.0040.00416.77
8.0.130.0040.00413.35
8.0.120.0000.00816.73
8.0.110.0000.00716.73
8.0.100.0070.00016.79
8.0.90.0030.00516.77
8.0.80.0080.00816.93
8.0.70.0040.00416.95
8.0.60.0000.00716.89
8.0.50.0030.00316.74
8.0.30.0100.00717.00
8.0.20.0140.00617.40
8.0.10.0000.00816.93
8.0.00.0100.00716.86
7.4.330.0060.00015.08
7.4.320.0030.00316.41
7.4.300.0030.00316.44
7.4.290.0040.00816.45
7.4.280.0050.00316.35
7.4.270.0030.00316.37
7.4.260.0070.00016.38
7.4.250.0000.00716.22
7.4.240.0030.00316.32
7.4.230.0000.00716.48
7.4.220.0090.00916.48
7.4.210.0090.01216.39
7.4.200.0040.00416.11
7.4.160.0070.00816.42
7.4.150.0160.00317.40
7.4.140.0160.00717.86
7.4.130.0090.00916.38
7.4.120.0100.01016.36
7.4.110.0160.00616.38
7.4.100.0200.00016.60
7.4.90.0110.00616.47
7.4.80.0170.00519.39
7.4.70.0040.01216.55
7.4.60.0140.00616.48
7.4.50.0040.01116.20
7.4.40.0050.01316.45
7.4.30.0060.00916.27
7.4.00.0060.00714.92
7.3.330.0000.00513.10
7.3.320.0050.00012.98
7.3.310.0000.00716.16
7.3.300.0070.00016.22
7.3.290.0100.00716.22
7.3.280.0090.00916.16
7.3.270.0110.00717.40
7.3.260.0080.01016.45
7.3.250.0130.00616.34
7.3.240.0090.00816.43
7.3.230.0090.00916.39
7.3.210.0100.00716.17
7.3.200.0090.00916.27
7.3.190.0240.00016.18
7.3.180.0070.01416.43
7.3.170.0130.00316.46
7.3.160.0000.01616.30
7.3.120.0070.01014.93
7.3.110.0140.00314.86
7.3.100.0060.00614.67
7.3.90.0070.00314.70
7.3.80.0070.01114.67
7.3.70.0040.00814.39
7.3.60.0030.00914.69
7.3.50.0130.00314.70
7.3.40.0000.00914.58
7.3.30.0040.01214.60
7.3.20.0060.00716.31
7.3.10.0030.01116.51
7.3.00.0030.00816.60
7.2.330.0060.01316.59
7.2.320.0130.01016.43
7.2.310.0110.00716.28
7.2.300.0030.01416.57
7.2.290.0150.00716.52
7.2.250.0030.01315.12
7.2.240.0040.01514.52
7.2.230.0030.01414.82
7.2.220.0030.01514.93
7.2.210.0060.00914.73
7.2.200.0060.00314.71
7.2.190.0090.00614.73
7.2.180.0040.01114.68
7.2.170.0060.00614.82
7.2.130.0040.01416.82
7.2.120.0080.00816.88
7.2.110.0100.00016.72
7.2.100.0030.01316.88
7.2.90.0030.00616.87
7.2.80.0080.00416.70
7.2.70.0040.01116.73
7.2.60.0050.01216.72
7.2.50.0060.01016.42
7.2.40.0090.00616.79
7.2.30.0000.01016.84
7.2.20.0070.00716.70
7.2.10.0060.01216.76
7.2.00.0050.00918.13
7.1.330.0070.00715.79
7.1.320.0080.00415.58
7.1.310.0030.00615.56
7.1.300.0090.00315.50
7.1.290.0000.01215.50
7.1.280.0070.00715.25
7.1.270.0090.00315.48
7.1.260.0090.00015.87
7.1.250.0100.00715.41
7.1.200.0030.00815.65
7.1.70.0030.00717.00
7.1.60.0070.00419.75
7.1.50.0140.00716.67
7.1.00.0170.06022.37
7.0.200.0410.00614.77
7.0.90.0930.00019.99
7.0.80.0800.00019.98
7.0.70.0930.00019.92
7.0.60.1000.00019.95
7.0.50.1100.00020.36
7.0.41.6830.00020.24
7.0.30.0930.00020.38
7.0.20.1200.00020.28
7.0.10.1130.00020.43
7.0.00.1130.00020.29
5.6.240.0870.00020.81
5.6.230.0700.00020.80
5.6.220.0870.00020.48
5.6.210.0670.00020.64
5.6.200.1000.00021.20
5.6.190.0970.00021.09
5.6.180.0930.00021.02
5.6.170.0800.00021.08
5.6.160.0930.00021.02
5.6.150.0970.00021.13
5.6.140.0700.00021.16
5.6.130.0900.00021.11
5.6.120.0770.00021.01
5.6.110.0830.00021.09
5.6.100.1000.00021.07
5.6.90.1070.00021.03
5.6.80.0800.00020.57
5.6.70.0800.00020.38
5.6.60.0900.00020.46
5.6.50.0830.00020.47
5.6.40.0770.00020.44
5.6.30.0670.00020.38
5.6.20.0730.00020.49
5.6.10.0770.00020.46
5.6.00.0730.00020.42

preferences:
67.02 ms | 401 KiB | 5 Q