3v4l.org

run code in 300+ PHP versions simultaneously
<?php $str = str_repeat('1', 1024 * 1024 * 10); var_dump(memory_get_usage()); $str2 = (string)$str; var_dump(memory_get_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)
7.2.00.0090.00329.30
7.1.70.0000.00926.65
7.1.60.0140.01427.02
7.1.50.0070.01426.75
7.1.00.0000.08332.33
7.0.200.0040.00426.64
7.0.140.0000.08032.02
7.0.60.0170.08329.71
7.0.50.0130.08327.60
7.0.40.0100.04729.67
7.0.30.0630.04729.64
7.0.20.0430.07729.53
7.0.10.0130.07029.64
7.0.00.0130.05329.51
5.6.280.0130.07040.75
5.6.210.0170.04040.48
5.6.200.0170.03737.93
5.6.190.0170.04340.17
5.6.180.0770.04740.12
5.6.170.0470.04340.24
5.6.160.0070.05040.10
5.6.150.0230.05337.95
5.6.140.0130.08737.93
5.6.130.0200.05737.91
5.6.120.0030.05740.68
5.6.110.0200.08340.73
5.6.100.0070.05740.96
5.6.90.0230.08340.80
5.6.80.0230.07340.25
5.5.350.0470.09040.26
5.5.340.0100.09037.68
5.5.330.0200.08340.10
5.5.320.0830.06740.04
5.5.310.0630.07340.11
5.5.300.0100.04037.80
5.5.290.0170.05037.82
5.5.280.0170.04740.69
5.5.270.0170.05740.59
5.5.260.0170.08040.57
5.5.250.0100.04040.50
5.5.240.0500.08040.10
5.4.450.0600.04739.18
5.4.440.0700.05039.18
5.4.430.1670.04339.16
5.4.420.0900.00039.26
5.4.410.0830.00039.00
5.4.400.0770.00038.96
5.4.390.0800.00038.87
5.4.380.0770.00038.75
5.4.370.0830.00038.91
5.4.360.0800.00038.74
5.4.350.0800.00038.70
5.4.340.0800.00038.93
5.4.320.0150.04332.29
5.4.310.0090.04232.29
5.4.300.0100.04632.30
5.4.290.0120.04132.29
5.4.280.0110.04132.19
5.4.270.0130.04132.19
5.4.260.0140.04232.19
5.4.250.0110.04432.19
5.4.240.0150.04332.19
5.4.230.0150.05032.18
5.4.220.0170.03332.18
5.4.210.0060.04132.18
5.4.200.0120.03932.18
5.4.190.0130.03932.18
5.4.180.0130.03632.18
5.4.170.0130.04232.19
5.4.160.0190.04032.18
5.4.150.0170.04032.18
5.4.140.0050.04531.86
5.4.130.0120.04231.86
5.4.120.0110.04531.81
5.4.110.0100.03831.80
5.4.100.0100.04331.80
5.4.90.0160.03931.80
5.4.80.0100.04031.81
5.4.70.0090.04031.80
5.4.60.0130.03731.80
5.4.50.0120.03831.80
5.4.40.0070.04331.79
5.4.30.0120.03631.79
5.4.20.0100.04131.79
5.4.10.0110.03731.79
5.4.00.0090.04531.27
5.3.290.0070.05032.51
5.3.280.0120.04132.44
5.3.270.0100.04332.45
5.3.260.0090.04332.45
5.3.250.0110.04032.45
5.3.240.0110.04532.45
5.3.230.0140.03632.45
5.3.220.0130.03632.41
5.3.210.0100.04432.41
5.3.200.0060.04332.41
5.3.190.0100.04032.41
5.3.180.0140.03632.41
5.3.170.0140.03832.41
5.3.160.0130.04632.41
5.3.150.0150.03532.41
5.3.140.0100.03932.40
5.3.130.0080.04432.39
5.3.120.0100.04332.39
5.3.110.0100.05632.39
5.3.100.0130.03831.88
5.3.90.0110.04331.87
5.3.80.0110.03831.86
5.3.70.0140.04531.86
5.3.60.0090.04031.84
5.3.50.0110.03731.79
5.3.40.0100.04031.79
5.3.30.0120.03631.75
5.3.20.0100.03831.53
5.3.10.0100.05031.50
5.3.00.0130.03731.48
5.2.170.0080.03628.97
5.2.160.0080.03228.97
5.2.150.0120.03628.97
5.2.140.0140.03028.96
5.2.130.0130.04328.93
5.2.120.0100.03428.93
5.2.110.0130.03628.93
5.2.100.0100.03828.92
5.2.90.0160.04128.92
5.2.80.0110.05728.92
5.2.70.0120.03828.92
5.2.60.0190.03828.87
5.2.50.0180.03928.84
5.2.40.0100.03828.82
5.2.30.0070.03428.79
5.2.20.0070.03328.79
5.2.10.0090.03028.71
5.2.00.0080.03318.51
5.1.60.0040.02617.80
5.1.50.0090.02317.80
5.1.40.0050.03017.78
5.1.30.0080.03418.13
5.1.20.0080.02618.14
5.1.10.0070.02517.88
5.1.00.0070.03017.88
5.0.50.0060.02116.35
5.0.40.0050.02016.21
5.0.30.0060.03116.02
5.0.20.0100.01716.00
5.0.10.0070.01915.98
5.0.00.0100.03215.96
4.4.90.0040.02314.39
4.4.80.0080.01614.36
4.4.70.0070.01914.36
4.4.60.0050.01814.37
4.4.50.0050.02214.39
4.4.40.0030.02814.38
4.4.30.0040.01714.37
4.4.20.0080.02214.43
4.4.10.0070.01814.44
4.4.00.0080.03014.40
4.3.110.0030.01814.32
4.3.100.0040.02014.31
4.3.90.0050.01814.29
4.3.80.0040.02614.29
4.3.70.0080.01414.28
4.3.60.0040.01614.28
4.3.50.0070.01614.28
4.3.40.0050.03114.23
4.3.30.0030.02413.04
4.3.20.0050.01613.03
4.3.10.0050.01612.98
4.3.00.0470.01314.17

preferences:
49.74 ms | 401 KiB | 5 Q