3v4l.org

run code in 300+ PHP versions simultaneously
<?php function waa($a) { waa($a.$a); } waa("waaaa");

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)
8.3.60.0140.01457.77
8.3.50.0490.01157.13
8.3.40.0270.01738.96
8.3.30.0290.01338.77
8.3.20.0150.00638.67
8.3.10.0070.00740.69
8.3.00.0200.00042.11
8.2.180.0670.02056.38
8.2.170.0320.00438.89
8.2.160.0310.00340.52
8.2.150.0130.00638.85
8.2.140.0170.00340.38
8.2.130.0190.00041.68
8.2.120.0000.01040.61
8.2.110.0130.00741.69
8.2.100.0240.00337.78
8.2.90.0040.01239.22
8.2.80.0130.00337.80
8.2.70.0170.00037.63
8.2.60.0130.00337.91
8.2.50.0060.01037.63
8.2.40.0130.00338.22
8.2.30.0060.00639.29
8.2.20.0090.00637.49
8.2.10.0090.00637.68
8.2.00.0270.00337.67
8.1.280.0530.01057.94
8.1.270.0150.00742.07
8.1.260.0030.00741.55
8.1.250.0160.00340.70
8.1.240.0100.00341.91
8.1.230.0140.01041.01
8.1.220.0110.00537.65
8.1.210.0090.00639.03
8.1.200.0140.00337.35
8.1.190.0000.01637.53
8.1.180.0070.01037.30
8.1.170.0090.00638.63
8.1.160.0080.00838.90
8.1.150.0060.00938.53
8.1.140.0090.00637.41
8.1.130.0100.00337.84
8.1.120.0110.00337.48
8.1.110.0090.00637.40
8.1.100.0100.00337.47
8.1.90.0160.00337.52
8.1.80.0100.00337.53
8.1.70.0150.00337.47
8.1.60.0060.00937.66
8.1.50.0060.00937.57
8.1.40.0110.00437.56
8.1.30.0120.00337.68
8.1.20.0120.00337.73
8.1.10.0130.01057.63
8.1.00.0360.00357.45
8.0.300.0250.00059.77
8.0.290.0190.00356.93
8.0.280.0200.00358.42
8.0.270.0130.01057.18
8.0.260.0190.00456.84
8.0.250.0180.00356.82
8.0.240.0190.00356.88
8.0.230.0170.00757.04
8.0.220.0150.00656.88
8.0.210.0270.01056.91
8.0.200.0160.00756.87
8.0.190.0190.00656.80
8.0.180.0170.00756.93
8.0.170.0190.00656.93
8.0.160.0130.01356.82
8.0.150.0200.00456.82
8.0.140.0260.00756.81
8.0.130.0350.00393.37
8.0.120.0170.00756.87
8.0.110.0230.00356.96
8.0.100.0170.00756.86
8.0.90.0140.01056.91
8.0.80.0400.01056.86
8.0.70.0170.00756.66
8.0.60.0160.00656.91
8.0.50.0230.00756.91
8.0.30.0460.04057.15
8.0.20.0470.03157.00
8.0.10.0160.01056.93
8.0.00.0460.03156.74
7.4.330.0130.00054.16
7.4.320.0160.00656.24
7.4.300.0130.01056.32
7.4.290.0240.00056.45
7.4.280.0370.00956.50
7.4.270.0200.00356.39
7.4.260.0290.01093.24
7.4.250.0220.00356.43
7.4.240.0200.00356.30
7.4.230.0130.01056.50
7.4.220.0370.01756.33
7.4.210.0340.02256.46
7.4.200.0150.00756.30
7.4.190.0150.00756.55
7.4.160.0520.01956.23
7.4.150.0450.02656.42
7.4.140.0510.03056.58
7.4.130.0470.03456.53
7.4.120.0610.01656.54
7.4.110.0420.04156.53
7.4.100.0490.02956.68
7.4.90.0420.03256.48
7.4.80.0570.02756.34
7.4.70.0610.03056.42
7.4.60.0580.03856.51
7.4.50.0160.00856.41
7.4.40.0220.01656.54
7.4.30.0500.02556.37
7.3.330.0330.00793.22
7.3.320.0480.01393.17
7.3.310.0140.01456.20
7.3.300.0180.00456.15
7.3.290.0280.02256.10
7.3.280.0410.01556.20
7.3.270.0280.04456.18
7.3.260.0450.03656.22
7.3.250.0590.02456.15
7.3.240.0560.03556.39
7.3.230.0540.02556.12
7.3.210.0480.02456.34
7.3.200.0570.03156.25
7.3.190.0370.03756.27
7.3.180.0340.04056.15
7.3.170.0590.01656.47
7.3.160.0520.02356.13
7.2.330.0460.02956.46
7.2.320.0470.03056.41
7.2.310.0550.02156.39
7.2.300.0480.02556.26
7.2.290.0290.04856.32
7.2.102.3830.01046.54
7.2.92.3160.01346.34
7.1.221.2730.01653.70
7.1.212.3700.01341.76
7.1.201.7120.01033.77
5.6.380.0440.00754.03

preferences:
35.8 ms | 401 KiB | 5 Q