3v4l.org

run code in 500+ PHP versions simultaneously
<?php var_dump('1Acarré' + '2Ab');

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)
8.5.70.0090.01017.04
8.5.60.0170.00617.22
8.5.50.0180.00517.53
8.5.40.0190.00616.52
8.5.30.0170.00618.06
8.5.20.0180.00717.21
8.5.10.0210.00616.69
8.5.00.0160.00817.29
8.4.220.0110.01019.61
8.4.210.0080.00620.05
8.4.200.0130.00419.45
8.4.190.0140.00519.56
8.4.180.0190.00719.89
8.4.170.0180.00820.52
8.4.160.0200.00819.76
8.4.150.0200.00919.10
8.4.140.0220.00717.59
8.4.130.0220.00817.53
8.4.120.0310.00617.88
8.4.110.0290.00618.17
8.4.100.0290.00817.69
8.4.90.0280.00818.05
8.4.80.0260.00817.78
8.4.70.0280.00717.79
8.4.60.0280.00817.77
8.4.50.0280.00817.66
8.4.40.0290.00717.79
8.4.30.0310.00617.71
8.4.20.0290.00717.63
8.4.10.0280.00717.84
8.3.310.0130.00518.31
8.3.300.0250.00718.26
8.3.290.0210.00819.12
8.3.280.0210.00718.37
8.3.270.0250.00716.83
8.3.260.0310.00716.72
8.3.250.0280.00716.97
8.3.240.0260.00716.70
8.3.230.0270.00916.71
8.3.220.0250.00716.91
8.3.210.0260.00616.91
8.3.200.0260.00716.86
8.3.190.0260.00716.67
8.3.180.0270.00616.77
8.3.170.0270.00616.83
8.3.160.0270.00716.80
8.3.150.0270.00616.70
8.3.140.0260.00816.66
8.3.130.0250.00516.68
8.3.120.0230.00616.72
8.3.110.0230.00716.73
8.3.100.0270.00618.82
8.3.90.0270.00617.41
8.3.80.0270.00617.21
8.3.70.0250.00717.11
8.3.60.0270.00717.88
8.3.50.0260.00717.58
8.3.40.0260.00618.32
8.3.30.0200.00818.34
8.3.20.0200.00719.51
8.3.10.0190.00719.94
8.3.00.0160.00619.48
8.2.310.0180.00518.30
8.2.300.0250.00717.76
8.2.290.0230.00517.06
8.2.280.0190.00616.85
8.2.270.0230.00616.77
8.2.260.0230.00716.56
8.2.250.0230.00616.63
8.2.240.0220.00716.64
8.2.230.0220.00716.71
8.2.220.0220.00717.20
8.2.210.0220.00617.29
8.2.200.0220.00617.11
8.2.190.0240.00617.12
8.2.180.0230.00617.72
8.2.170.0260.00718.42
8.2.160.0250.00718.64
8.2.150.0230.00619.22
8.2.140.0240.00519.27
8.2.130.0210.00719.76
8.2.120.0210.00619.30
8.2.110.0210.00619.49
8.2.100.0200.00719.06
8.2.90.0200.00719.13
8.2.80.0210.00719.06
8.2.70.0190.00632.10
8.2.60.0210.00623.32
8.2.50.0200.00622.94
8.2.40.0180.00622.37
8.2.30.0190.00622.47
8.2.20.0180.00622.49
8.2.10.0180.00622.15
8.2.00.0160.00622.02
8.1.340.0200.00817.54
8.1.330.0220.00716.35
8.1.320.0220.00616.49
8.1.310.0220.00616.22
8.1.300.0220.00616.30
8.1.290.0230.00718.07
8.1.280.0250.00617.25
8.1.270.0220.00719.18
8.1.260.0210.00619.81
8.1.250.0200.00719.42
8.1.240.0190.00719.03
8.1.230.0180.00718.99
8.1.220.0200.00718.92
8.1.210.0210.00618.87
8.1.200.0190.00723.98
8.1.190.0200.00623.03
8.1.180.0190.00522.63
8.1.170.0180.00622.56
8.1.160.0170.00622.33
8.1.150.0170.00622.37
8.1.140.0160.00722.14
8.1.130.0170.00522.00
8.1.120.0160.00521.69
8.1.110.0160.00521.37
8.1.100.0150.00620.99
8.1.90.0150.00620.90
8.1.80.0150.00520.69
8.1.70.0140.00620.50
8.1.60.0160.00620.62
8.1.50.0160.00520.45
8.1.40.0150.00620.23
8.1.30.0150.00620.12
8.1.20.0150.00619.97
8.1.10.0140.00619.62
8.1.00.0160.00519.75
8.0.300.0200.00618.47
8.0.290.0200.00624.38
8.0.280.0190.00621.83
8.0.270.0180.00621.82
8.0.260.0180.00621.59
8.0.250.0160.00521.30
8.0.240.0160.00521.01
8.0.230.0160.00620.68
8.0.220.0160.00620.51
8.0.210.0150.00520.41
8.0.200.0150.00520.29
8.0.190.0150.00520.25
8.0.180.0140.00520.04
8.0.170.0150.00519.86
8.0.160.0140.00519.72
8.0.150.0140.00519.49
8.0.140.0140.00519.32
8.0.130.0140.00519.08
8.0.120.0140.00518.93
8.0.110.0130.00518.83
8.0.100.0120.00518.64
8.0.90.0120.00518.50
8.0.80.0120.00518.65
8.0.70.0120.00518.65
8.0.60.0130.00518.68
8.0.50.0130.00518.68
8.0.30.0120.00518.69
8.0.20.0120.00518.74
8.0.10.0130.00518.75
8.0.00.0110.00518.91
7.4.330.0150.00520.66
7.4.320.0170.00520.57
7.4.300.0140.00519.71
7.4.290.0150.00519.77
7.4.280.0150.00619.38
7.4.270.0140.00518.88
7.4.260.0150.00519.43
7.4.250.0150.00518.64
7.4.240.0150.00518.56
7.4.230.0140.00518.40
7.4.220.0130.00518.36
7.4.210.0130.00418.35
7.4.200.0130.00518.37
7.4.190.0130.00418.42
7.4.180.0130.00518.42
7.4.160.0130.00518.41
7.4.150.0130.00518.35
7.4.140.0120.00518.33
7.4.130.0120.00518.25
7.4.120.0130.00518.26
7.4.110.0130.00518.27
7.4.100.0130.00518.36
7.4.90.0130.00518.30
7.4.80.0130.00518.27
7.4.70.0130.00518.26
7.4.60.0120.00518.30
7.4.50.0120.00518.21
7.4.40.0130.00518.18
7.4.30.0120.00518.18
7.4.20.0130.00518.26
7.4.10.0120.00518.25
7.4.00.0120.00518.29
7.3.330.0150.00519.40
7.3.320.0160.00518.54
7.3.310.0150.00518.39
7.3.300.0140.00518.24
7.3.290.0140.00418.19
7.3.280.0140.00518.23
7.3.270.0130.00518.22
7.3.260.0140.00418.20
7.3.250.0140.00518.22
7.3.240.0140.00518.21
7.3.230.0140.00518.21
7.3.220.0140.00418.16
7.3.210.0140.00518.17
7.3.200.0140.00418.17
7.3.190.0140.00518.16
7.3.180.0140.00518.16
7.3.170.0140.00418.18
7.3.160.0140.00518.18
7.3.150.0140.00518.17
7.3.140.0130.00518.17
7.3.130.0140.00518.17
7.3.120.0140.00418.17
7.3.110.0140.00518.12
7.3.100.0140.00418.12
7.3.90.0140.00418.37
7.3.80.0140.00418.16
7.3.70.0140.00518.22
7.3.60.0140.00418.25
7.3.50.0140.00518.26
7.3.40.0130.00518.26
7.3.30.0130.00518.26
7.3.20.0150.00519.30
7.3.10.0140.00519.25
7.3.00.0150.00519.24

preferences:
93.31 ms | 1448 KiB | 5 Q