3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr=array(); $c=''; for ($i=0;$i<=9999;$i++) { $arr[]=uniqid('',true); } foreach ($arr as $cur) { $c.=$cur; } echo $c; ?>

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)
7.3.10.0030.02318.69
7.3.00.0170.01018.51
7.2.130.0100.01718.83
7.2.120.0100.02018.96
7.2.110.0060.01918.91
7.2.100.0120.01618.92
7.2.90.0030.02718.81
7.2.80.0100.01318.87
7.2.70.0080.01918.72
7.2.60.0060.02518.86
7.2.50.0100.01318.78
7.2.40.0130.01618.50
7.2.30.0100.01718.83
7.2.20.0100.01618.84
7.2.10.0100.01618.56
7.2.00.0110.01720.00
7.1.250.0070.01417.78
7.1.240.0080.01217.52
7.1.230.0070.01017.83
7.1.220.0070.01317.86
7.1.210.0030.01617.75
7.1.200.0100.01317.75
7.1.190.0030.01717.72
7.1.180.0070.01017.68
7.1.170.0070.01817.72
7.1.160.0150.01517.78
7.1.150.0030.02317.70
7.1.140.0120.00917.50
7.1.130.0100.01317.68
7.1.120.0150.00917.78
7.1.110.0130.01317.93
7.1.100.0030.02217.86
7.1.90.0060.01217.68
7.1.80.0170.01017.84
7.1.70.0050.01618.28
7.1.60.0060.01918.43
7.1.50.0020.02318.30
7.1.40.0100.01317.76
7.1.30.0070.01017.54
7.1.20.0070.01117.88
7.1.10.0070.01817.70
7.1.00.0070.01117.60
7.0.330.0060.01617.40
7.0.320.0100.01017.36
7.0.310.0100.01717.00
7.0.300.0060.01317.32
7.0.290.0080.01517.32
7.0.280.0130.01017.17
7.0.270.0140.01117.45
7.0.260.0070.01817.03
7.0.250.0070.01716.92
7.0.240.0110.02117.20
7.0.230.0100.01317.30
7.0.220.0100.01717.43
7.0.210.0070.01617.43
7.0.200.0150.01517.57
7.0.190.0100.01017.20
7.0.180.0100.01317.40
7.0.170.0090.01617.20
7.0.160.0120.01217.29
7.0.150.0090.01617.16
7.0.140.0120.01217.41
7.0.130.0100.01417.56
7.0.120.0040.02317.26
7.0.110.0100.01417.42
7.0.100.0130.01317.05
7.0.90.0070.01817.12
7.0.80.0070.02016.94
7.0.70.0030.01917.11
7.0.60.0070.01417.34
7.0.50.0070.01717.22
7.0.40.0090.01213.13
7.0.30.0030.01413.45
7.0.20.0030.01613.48
7.0.10.0030.01113.53
7.0.00.0070.01313.55
5.6.380.0040.01617.04
5.6.370.0090.01616.93
5.6.360.0070.02116.94
5.6.350.0070.02017.30
5.6.340.0070.01817.15
5.6.330.0040.01817.00
5.6.320.0080.01617.36
5.6.310.0060.01917.07
5.6.300.0100.01716.90
5.6.290.0120.01217.16
5.6.280.0150.01517.40
5.6.270.0130.01316.87
5.6.260.0070.02016.85
5.6.250.0030.02116.63
5.6.240.0030.01516.85
5.6.230.0070.02016.97
5.6.220.0030.01916.88
5.6.210.0000.02417.18
5.6.200.0000.02317.17
5.6.190.0070.01317.09
5.6.180.0000.02517.18
5.6.170.0100.01617.00
5.6.160.0110.01817.04
5.6.150.0060.01517.21
5.6.140.0070.01517.27
5.6.130.0110.01417.00
5.6.120.0040.01817.16
5.6.110.0100.01717.43
5.6.100.0100.01616.99
5.6.90.0030.02016.95
5.6.80.0070.01817.18
5.6.70.0070.02017.08
5.6.60.0040.02117.13
5.6.50.0000.02616.79
5.6.40.0100.01616.89
5.6.30.0100.01617.22
5.6.20.0030.02117.15
5.6.10.0060.01816.93
5.6.00.0100.01716.87
5.5.380.0030.02013.87
5.5.370.0030.02014.10
5.5.360.0040.01913.82
5.5.350.0100.01313.69
5.5.340.0030.01913.68
5.5.330.0090.01513.84
5.5.320.0040.02613.84
5.5.310.0110.01113.72
5.5.300.0040.01713.80
5.5.290.0000.02313.94
5.5.280.0070.01713.77
5.5.270.0000.02113.61
5.5.260.0100.01713.80
5.5.250.0130.01613.88
5.5.240.0070.01613.63
5.5.230.0070.01713.68
5.5.220.0060.02313.60
5.5.210.0070.01713.71
5.5.200.0000.02413.77
5.5.190.0070.01413.64
5.5.180.0100.01313.55
5.5.170.0090.01813.84
5.5.160.0060.01913.62
5.5.150.0030.02113.54
5.5.140.0150.01213.42
5.5.130.0040.02513.36
5.5.120.0120.02113.73
5.5.110.0140.01413.79
5.5.100.0160.01614.02
5.5.90.0090.02113.88
5.5.80.0100.02113.88
5.5.70.0120.01913.74
5.5.60.0040.02313.75
5.5.50.0030.02013.74
5.5.40.0030.01613.82
5.5.30.0100.01613.75
5.5.20.0030.01513.64
5.5.10.0060.01613.88
5.5.00.0030.02013.70
5.4.450.0040.01513.86
5.4.440.0060.01313.95
5.4.430.0070.01414.00
5.4.420.0070.01814.00
5.4.410.0120.01213.98
5.4.400.0090.01513.77
5.4.390.0080.01913.72
5.4.380.0100.02013.63
5.4.370.0080.01913.64
5.4.360.0120.01513.91
5.4.350.0100.02013.54
5.4.340.0070.01513.55
5.4.330.0090.02113.52
5.4.320.0040.02213.43
5.4.310.0000.02513.53
5.4.300.0130.01313.30
5.4.290.0100.02013.68
5.4.280.0030.02113.59
5.4.270.0090.02113.49
5.4.260.0090.02213.89
5.4.250.0110.02113.71
5.4.240.0100.02313.74
5.4.230.0040.02713.71
5.4.220.0070.01313.93
5.4.210.0000.02213.41
5.4.200.0000.01613.74
5.4.190.0000.02113.99
5.4.180.0130.01313.50
5.4.170.0070.01513.82
5.4.160.0000.01913.67
5.4.150.0000.01613.52
5.4.140.0030.01913.88
5.4.130.0030.01313.44
5.4.120.0030.01613.56
5.4.110.0080.01113.59
5.4.100.0070.01913.83
5.4.90.0070.01713.84
5.4.80.0070.01713.59
5.4.70.0060.01913.92
5.4.60.0000.02514.00
5.4.50.0000.01913.82
5.4.40.0130.01313.91
5.4.30.0090.01313.86
5.4.20.0000.01913.95
5.4.10.0090.01513.98
5.4.00.0000.01713.78
5.3.290.0060.02213.09
5.3.280.0100.01412.99
5.3.270.0000.02512.99
5.3.260.0060.01812.99
5.3.250.0100.01313.00
5.3.240.0030.01712.85
5.3.230.0000.01912.89
5.3.220.0070.02012.88
5.3.210.0030.01512.71
5.3.200.0090.01212.87
5.3.190.0000.02513.00
5.3.180.0060.01813.17
5.3.170.0000.02413.08
5.3.160.0070.01713.09
5.3.150.0090.01513.10
5.3.140.0060.01312.93
5.3.130.0000.02612.93
5.3.120.0070.01712.94
5.3.110.0130.01313.00
5.3.100.0100.01312.95
5.3.90.0030.02512.94
5.3.80.0060.01512.77
5.3.70.0040.02212.91
5.3.60.0000.02412.94
5.3.50.0030.02312.87
5.3.40.0030.02312.94
5.3.30.0040.01512.93
5.3.20.0000.02112.89
5.3.10.0000.02612.66
5.3.00.0130.01012.64
5.2.170.0030.02011.81
5.2.160.0030.01512.00
5.2.150.0000.02111.83
5.2.140.0030.02311.88
5.2.130.0030.02211.92
5.2.120.0000.02411.68
5.2.110.0000.02011.77
5.2.100.0000.01811.88
5.2.90.0060.01911.89
5.2.80.0030.02311.88
5.2.70.0030.02311.58
5.2.60.0040.01811.71
5.2.50.0060.01511.77
5.2.40.0000.02711.91
5.2.30.0030.03011.86
5.2.20.0030.01511.74
5.2.10.0070.01511.72
5.2.00.0060.01611.48
5.1.60.0060.01511.27
5.1.50.0120.00911.51
5.1.40.0030.01711.43
5.1.30.0030.02211.82
5.1.20.0000.02411.71
5.1.10.0060.01611.70
5.1.00.0030.02111.44
5.0.50.0000.02510.71
5.0.40.0000.03210.71
5.0.30.0070.02410.71
5.0.20.0000.03110.71
5.0.10.0070.02410.71
5.0.00.0060.02610.71
4.4.90.0030.02110.71
4.4.80.0070.02310.71
4.4.70.0000.02510.71
4.4.60.0030.02610.71
4.4.50.0070.02310.71
4.4.40.0030.02110.71
4.4.30.0000.02910.71
4.4.20.0030.02610.71
4.4.10.0000.02910.71
4.4.00.0030.02510.71
4.3.110.0000.02810.71
4.3.100.0030.02310.71
4.3.90.0030.02910.71
4.3.80.0000.03110.71
4.3.70.0030.03010.71
4.3.60.0000.03010.71
4.3.50.0030.02610.71
4.3.40.0060.02610.71
4.3.30.0060.02510.71
4.3.20.0000.03110.71
4.3.10.0030.02610.71
4.3.00.0000.02510.71

preferences:
34.14 ms | 401 KiB | 5 Q