3v4l.org

run code in 300+ PHP versions simultaneously
<?php str_repeat('bla', -2);

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)
8.3.130.0090.00616.36
8.3.120.0110.00419.05
8.3.110.0110.00020.94
8.3.100.0000.00924.06
8.3.90.0110.00726.77
8.3.80.0060.00316.62
8.3.70.0150.00316.58
8.3.60.0070.01016.63
8.3.50.0030.01020.14
8.3.40.0100.00319.17
8.3.30.0060.00819.04
8.3.20.0020.00524.18
8.3.10.0040.00424.66
8.3.00.0000.00726.16
8.2.250.0060.00316.41
8.2.240.0090.00917.30
8.2.230.0000.00922.58
8.2.220.0030.00637.54
8.2.210.0100.00326.77
8.2.200.0040.00418.42
8.2.190.0140.00716.88
8.2.180.0140.00425.92
8.2.170.0070.00719.03
8.2.160.0060.00922.96
8.2.150.0070.00025.66
8.2.140.0070.00024.66
8.2.130.0040.00426.16
8.2.120.0070.00026.16
8.2.110.0040.00422.31
8.2.100.0120.00017.78
8.2.90.0030.00618.04
8.2.80.0080.00018.82
8.2.70.0000.00817.50
8.2.60.0060.00317.47
8.2.50.0030.00617.98
8.2.40.0040.00419.95
8.2.30.0040.00418.00
8.2.20.0000.00720.48
8.2.10.0040.00417.58
8.2.00.0040.00419.23
8.1.300.0090.01218.40
8.1.290.0040.00430.84
8.1.280.0070.01425.92
8.1.270.0070.00023.99
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0050.00323.92
8.1.230.0070.00419.10
8.1.220.0040.00417.74
8.1.210.0030.00618.77
8.1.200.0040.00417.10
8.1.190.0040.00418.89
8.1.180.0040.00418.10
8.1.170.0020.00517.62
8.1.160.0000.00718.63
8.1.150.0000.00718.38
8.1.140.0040.00417.28
8.1.130.0030.00318.68
8.1.120.0050.00217.32
8.1.110.0000.00717.30
8.1.100.0040.00417.32
8.1.90.0040.00417.30
8.1.80.0070.00317.21
8.1.70.0040.00417.12
8.1.60.0030.00617.47
8.1.50.0040.00417.46
8.1.40.0030.00517.34
8.1.30.0090.00017.54
8.1.20.0150.00317.37
8.1.10.0040.00417.32
8.1.00.0040.00717.49
8.0.300.0040.00421.65
8.0.290.0030.00616.75
8.0.280.0040.00418.29
8.0.270.0030.00317.19
8.0.260.0000.00618.25
8.0.250.0050.00216.94
8.0.240.0080.00016.88
8.0.230.0030.00316.81
8.0.220.0000.00716.90
8.0.210.0040.00416.77
8.0.200.0070.00016.96
8.0.190.0010.00616.87
8.0.180.0040.00416.83
8.0.170.0000.00816.95
8.0.160.0190.00516.83
8.0.150.0210.00316.69
8.0.140.0170.00616.75
8.0.130.0230.00016.84
8.0.120.0220.00416.71
8.0.110.0180.00616.69
8.0.100.0170.00816.75
8.0.90.0190.00616.76
8.0.80.0180.00516.77
8.0.70.0080.01616.89
8.0.60.0140.01116.81
8.0.50.0180.00616.85
8.0.30.0220.00316.73
8.0.20.0180.00716.77
8.0.10.0120.00816.91
7.4.330.0030.00315.55
7.4.320.0060.00016.41
7.4.300.0030.00316.38
7.4.290.0080.00016.17
7.4.280.0140.00916.34
7.4.270.0130.01016.48
7.4.260.0200.00516.34
7.4.250.0190.00316.34
7.4.240.0190.00816.30
7.4.230.0170.00616.34
7.4.220.0180.00316.35
7.4.210.0210.00016.32
7.4.200.0180.00016.43
7.4.190.0140.00916.31
7.4.180.0210.00316.50
7.4.160.0180.00416.44
7.4.150.0170.00516.38
7.4.140.0130.01016.34
7.4.130.0150.00716.09
7.4.120.0170.00716.15
7.4.110.0190.00516.25
7.4.100.0190.00616.44
7.4.90.0190.00316.29
7.4.80.0200.00316.25
7.4.70.0140.01016.07
7.4.60.0140.00816.11
7.4.50.0190.00716.26
7.4.40.0110.01016.18
7.4.30.0110.00416.10
7.4.20.0080.00516.24
7.4.10.0050.00916.12
7.4.00.0100.00716.35

preferences:
28.98 ms | 403 KiB | 5 Q