3v4l.org

run code in 300+ 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)
8.5.00.0150.01017.77
8.4.150.0190.00818.35
8.4.140.0180.00917.63
8.4.130.0220.00817.63
8.4.120.0350.00718.11
8.4.110.0320.00718.40
8.4.100.0330.01017.82
8.4.90.0300.00818.36
8.4.80.0260.00817.87
8.4.70.0280.00717.73
8.4.60.0300.00817.85
8.4.50.0290.00917.66
8.4.40.0290.00717.88
8.4.30.0320.00617.69
8.4.20.0290.00717.63
8.4.10.0280.00717.91
8.3.280.0180.00818.47
8.3.270.0260.00817.04
8.3.260.0360.00716.95
8.3.250.0290.00717.37
8.3.240.0270.00616.87
8.3.230.0270.01016.82
8.3.220.0260.00717.09
8.3.210.0280.00617.06
8.3.200.0270.00716.89
8.3.190.0260.00716.75
8.3.180.0280.00616.85
8.3.170.0260.00616.96
8.3.160.0270.00616.90
8.3.150.0270.00616.66
8.3.140.0270.00816.68
8.3.130.0250.00516.71
8.3.120.0220.00616.76
8.3.110.0230.00716.74
8.3.100.0270.00619.20
8.3.90.0280.00617.52
8.3.80.0260.00617.32
8.3.70.0250.00717.19
8.3.60.0270.00718.09
8.3.50.0260.00617.74
8.3.40.0260.00618.42
8.3.30.0200.00818.45
8.3.20.0200.00719.75
8.3.10.0190.00720.20
8.3.00.0160.00619.67
8.2.290.0230.00517.43
8.2.280.0190.00616.96
8.2.270.0240.00616.76
8.2.260.0240.00716.59
8.2.250.0230.00616.64
8.2.240.0220.00716.62
8.2.230.0220.00716.77
8.2.220.0220.00717.33
8.2.210.0210.00617.43
8.2.200.0220.00617.22
8.2.190.0240.00617.23
8.2.180.0230.00617.87
8.2.170.0270.00718.54
8.2.160.0250.00718.76
8.2.150.0240.00619.42
8.2.140.0240.00519.49
8.2.130.0210.00720.02
8.2.120.0210.00619.46
8.2.110.0210.00619.68
8.2.100.0200.00719.18
8.2.90.0190.00719.28
8.2.80.0210.00719.22
8.2.70.0190.00633.18
8.2.60.0210.00623.85
8.2.50.0200.00623.39
8.2.40.0180.00622.73
8.2.30.0190.00622.85
8.2.20.0180.00622.85
8.2.10.0180.00622.47
8.2.00.0160.00622.33
8.1.330.0230.00716.53
8.1.320.0220.00616.62
8.1.310.0220.00616.23
8.1.300.0220.00616.33
8.1.290.0230.00718.40
8.1.280.0250.00617.38
8.1.270.0220.00719.43
8.1.260.0200.00620.07
8.1.250.0200.00719.69
8.1.240.0180.00719.22
8.1.230.0180.00719.17
8.1.220.0200.00719.06
8.1.210.0210.00719.04
8.1.200.0200.00724.62
8.1.190.0200.00623.57
8.1.180.0190.00523.08
8.1.170.0180.00623.00
8.1.160.0170.00622.72
8.1.150.0170.00522.75
8.1.140.0160.00622.50
8.1.130.0160.00522.34
8.1.120.0160.00521.97
8.1.110.0160.00521.61
8.1.100.0150.00621.20
8.1.90.0140.00621.08
8.1.80.0140.00520.86
8.1.70.0140.00620.65
8.1.60.0150.00620.77
8.1.50.0160.00520.59
8.1.40.0150.00620.34
8.1.30.0150.00520.23
8.1.20.0150.00620.06
8.1.10.0140.00619.70
8.1.00.0160.00519.84
8.0.300.0190.00618.66
8.0.290.0210.00625.09
8.0.280.0190.00622.21
8.0.270.0180.00622.20
8.0.260.0180.00621.94
8.0.250.0160.00521.59
8.0.240.0160.00521.27
8.0.230.0160.00620.88
8.0.220.0160.00620.72
8.0.210.0150.00520.60
8.0.200.0150.00520.47
8.0.190.0150.00520.42
8.0.180.0140.00520.19
8.0.170.0150.00520.00
8.0.160.0140.00519.84
8.0.150.0140.00519.60
8.0.140.0140.00519.42
8.0.130.0130.00519.17
8.0.120.0140.00519.01
8.0.110.0130.00518.90
8.0.100.0120.00518.70
8.0.90.0120.00518.56
8.0.80.0120.00518.71
8.0.70.0120.00518.72
8.0.60.0120.00518.74
8.0.50.0120.00518.74
8.0.30.0120.00518.75
8.0.20.0120.00518.80
8.0.10.0130.00518.81
8.0.00.0100.00518.97
7.4.330.0150.00520.92
7.4.320.0170.00520.81
7.4.300.0140.00519.87
7.4.290.0150.00519.92
7.4.280.0150.00619.51
7.4.270.0140.00518.97
7.4.260.0140.00519.54
7.4.250.0150.00518.72
7.4.240.0150.00518.64
7.4.230.0140.00518.46
7.4.220.0120.00518.42
7.4.210.0130.00418.41
7.4.200.0130.00518.43
7.4.190.0130.00418.49
7.4.180.0120.00518.49
7.4.160.0130.00518.47
7.4.150.0130.00518.42
7.4.140.0120.00518.39
7.4.130.0120.00518.31
7.4.120.0120.00518.33
7.4.110.0130.00518.33
7.4.100.0130.00518.41
7.4.90.0120.00518.37
7.4.80.0120.00518.33
7.4.70.0130.00518.32
7.4.60.0120.00518.37
7.4.50.0120.00518.27
7.4.40.0130.00518.25
7.4.30.0120.00518.24
7.4.20.0120.00518.32
7.4.10.0120.00518.31
7.4.00.0120.00418.35
7.3.330.0150.00519.51
7.3.320.0160.00518.62
7.3.310.0150.00518.46
7.3.300.0140.00518.30
7.3.290.0140.00418.25
7.3.280.0140.00518.29
7.3.270.0130.00518.28
7.3.260.0140.00418.26
7.3.250.0140.00518.28
7.3.240.0140.00518.26
7.3.230.0140.00518.26
7.3.220.0140.00418.22
7.3.210.0140.00518.23
7.3.200.0140.00418.23
7.3.190.0140.00518.22
7.3.180.0140.00518.22
7.3.170.0140.00418.24
7.3.160.0140.00518.23
7.3.150.0140.00518.23
7.3.140.0130.00518.23
7.3.130.0130.00518.23
7.3.120.0140.00418.23
7.3.110.0140.00518.19
7.3.100.0140.00418.18
7.3.90.0140.00418.43
7.3.80.0140.00418.22
7.3.70.0130.00518.28
7.3.60.0140.00418.31
7.3.50.0140.00418.32
7.3.40.0130.00518.32
7.3.30.0130.00518.32
7.3.20.0150.00519.34
7.3.10.0140.00519.29
7.3.00.0140.00519.28

preferences:
42.86 ms | 403 KiB | 5 Q