3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = str_repeat('aasdasdasdasdasdasdasdas', 1000000); echo memory_get_peak_usage();

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)
8.3.60.0470.01741.24
8.3.50.0420.01042.78
8.3.40.0310.00641.33
8.3.30.0330.00741.36
8.3.20.0160.00644.71
8.3.10.0140.00446.44
8.3.00.0200.00046.58
8.2.180.0460.01039.25
8.2.170.0260.01341.75
8.2.160.0270.01043.41
8.2.150.0210.00043.27
8.2.140.0220.00043.43
8.2.130.0040.00745.28
8.2.120.0140.00743.16
8.2.110.0150.00344.08
8.2.100.0290.00040.78
8.2.90.0100.01040.50
8.2.80.0090.00941.52
8.2.70.0090.00940.38
8.2.60.0120.00640.50
8.2.50.0180.00440.50
8.2.40.0140.00742.76
8.2.30.0160.00640.44
8.2.20.0090.00643.42
8.2.10.0110.00740.28
8.2.00.0160.00641.98
8.1.280.0410.01740.46
8.1.270.0230.00344.93
8.1.260.0160.00346.76
8.1.250.0240.00044.89
8.1.240.0130.00046.72
8.1.230.0200.01043.83
8.1.220.0130.00741.39
8.1.210.0110.00740.11
8.1.200.0070.01439.98
8.1.190.0200.00040.10
8.1.180.0160.01039.88
8.1.170.0200.00041.44
8.1.160.0150.00341.88
8.1.150.0180.00041.39
8.1.140.0130.01040.28
8.1.130.0130.00741.69
8.1.120.0180.00439.93
8.1.110.0130.00339.97
8.1.100.0110.00739.96
8.1.90.0170.00340.10
8.1.80.0090.01239.96
8.1.70.0140.00739.97
8.1.60.0120.00640.19
8.1.50.0120.00640.14
8.1.40.0160.00640.15
8.1.30.0200.00340.22
8.1.20.0140.00740.20
8.1.10.0100.01340.07
8.1.00.0230.00340.04
8.0.300.0120.00842.57
8.0.290.0080.01139.25
8.0.280.0160.00440.96
8.0.270.0100.01039.29
8.0.260.0100.00640.81
8.0.250.0130.00339.41
8.0.240.0130.00339.49
8.0.230.0150.00439.35
8.0.220.0120.00439.42
8.0.210.0080.00839.38
8.0.200.0160.00039.34
8.0.190.0130.01039.27
8.0.180.0190.01039.35
8.0.170.0160.00339.29
8.0.160.0130.01039.40
8.0.150.0210.00039.38
8.0.140.0150.00639.36
8.0.130.0260.00539.27
8.0.120.0260.00439.25
8.0.110.0270.00239.27
8.0.100.0200.00939.14
8.0.90.0270.00339.20
8.0.80.0270.00339.12
8.0.70.0270.00439.12
8.0.60.0320.00039.19
8.0.50.0280.00339.14
8.0.30.0180.00939.20
8.0.20.0210.00539.27
8.0.10.0240.00239.22
8.0.00.0110.00839.35
7.4.330.0110.00735.96
7.4.320.0190.00038.79
7.4.300.0150.00638.89
7.4.290.0170.00338.88
7.4.280.0240.00038.84
7.4.270.0120.00839.01
7.4.260.0260.00338.84
7.4.250.0180.01138.86
7.4.240.0210.00838.88
7.4.230.0190.01038.84
7.4.220.0190.00738.93
7.4.210.0200.00738.85
7.4.200.0220.00538.85
7.4.190.0180.00838.97
7.4.180.0260.00138.76
7.4.160.0230.00438.98
7.4.150.0210.00638.76
7.4.140.0210.00738.80
7.4.130.0220.00738.69
7.4.120.0210.00638.71
7.4.110.0210.00638.68
7.4.100.0160.01138.82
7.4.90.0210.00538.78
7.4.80.0210.00638.79
7.4.70.0250.00138.78
7.4.60.0210.00538.80
7.4.50.0200.00738.70
7.4.40.0220.00538.67
7.4.30.0140.01238.75
7.4.20.0150.01138.69
7.4.10.0210.00538.71
7.4.00.0160.01038.71
7.3.330.0200.00738.65
7.3.320.0240.00338.75
7.3.310.0240.00438.57
7.3.300.0200.00838.57
7.3.290.0220.00538.63
7.3.280.0240.00338.60
7.3.270.0210.00638.61
7.3.260.0180.00938.53
7.3.250.0220.00638.53
7.3.240.0210.00838.56
7.3.230.0190.00938.68
7.3.220.0180.00738.55
7.3.210.0260.00238.58
7.3.200.0230.00438.65
7.3.190.0170.00838.51
7.3.180.0270.00038.39
7.3.170.0190.00638.47
7.3.160.0130.00838.43
7.3.150.0150.00738.37
7.3.140.0220.00638.52
7.3.130.0190.00938.60
7.3.120.0230.00338.41
7.3.110.0220.00438.35
7.3.100.0190.00638.59
7.3.90.0240.00438.71
7.3.80.0220.00538.56
7.3.70.0200.00738.57
7.3.60.0190.00738.73
7.3.50.0210.00638.84
7.3.40.0180.00738.75
7.3.30.0190.00938.67
7.3.20.0190.00240.70
7.3.10.0150.00940.59
7.3.00.0200.00440.49

preferences:
59.37 ms | 400 KiB | 5 Q