3v4l.org

run code in 300+ PHP versions simultaneously
<?php const A = [3, 7, 10]; var_dump( A ); A = 5; var_dump( A );

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)
5.4.340.3500.03718.98
5.4.320.3900.02718.99
5.4.310.3830.03718.93
5.4.300.2170.03319.21
5.4.290.2130.03319.15
5.4.280.2100.05318.88
5.4.270.3370.03018.87
5.4.260.3330.03719.16
5.4.250.3030.03718.97
5.4.240.1270.03319.15
5.4.230.0070.03319.19
5.4.220.2530.04019.04
5.4.210.1900.03719.08
5.4.200.2630.03319.15
5.4.190.3700.04019.16
5.4.180.3270.03718.86
5.4.170.3870.03719.09
5.4.160.3970.03719.14
5.4.150.4170.02718.86
5.4.140.1670.03716.36
5.4.130.0000.04316.44
5.4.120.0170.03316.13
5.4.110.4030.03016.39
5.4.100.4670.03716.49
5.4.90.4500.03316.51
5.4.80.3430.04316.41
5.4.70.4500.03316.30
5.4.60.4400.03716.33
5.4.50.4030.03716.33
5.4.40.4830.02716.32
5.4.30.3900.03316.40
5.4.20.3900.03716.19
5.4.10.4430.03316.43
5.4.00.4800.03015.84
5.3.290.3530.03714.62
5.3.280.2400.03014.52
5.3.270.4100.03714.50
5.3.260.4070.04014.53
5.3.250.3170.03714.48
5.3.240.4130.03014.54
5.3.230.0000.04014.47
5.3.220.5500.04314.53
5.3.210.4430.03314.50
5.3.200.3800.03714.45
5.3.190.4770.03714.66
5.3.180.4070.04314.66
5.3.170.4200.03714.45
5.3.160.3530.03314.49
5.3.150.3300.03014.50
5.3.140.4270.03314.48
5.3.130.4000.03314.47
5.3.120.4070.03714.46
5.3.110.3800.04014.52
5.3.100.4330.03713.98
5.3.90.4330.03013.96
5.3.80.4370.03713.94
5.3.70.3970.04013.96
5.3.60.4470.04013.82
5.3.50.4700.03713.90
5.3.40.4170.03713.92
5.3.30.3300.03313.83
5.3.20.4000.03313.51
5.3.10.3370.03013.63
5.3.00.3570.03713.59
5.2.170.3370.03311.13
5.2.160.3400.03011.30
5.2.150.3070.02311.30
5.2.140.3370.02311.04
5.2.130.3200.02311.07
5.2.120.3430.03010.99
5.2.110.3270.02710.92
5.2.100.3130.03311.04
5.2.90.3330.03311.11
5.2.80.3370.03011.08
5.2.70.3330.02711.03
5.2.60.2830.03310.97
5.2.50.3900.03011.00
5.2.40.2670.02710.87
5.2.30.3230.03010.89
5.2.20.2870.02310.88
5.2.10.2370.03310.89
5.2.00.2000.03310.72
5.1.60.2030.0209.96
5.1.50.2570.0209.83
5.1.40.3270.0239.95
5.1.30.3300.02710.23
5.1.20.3270.02010.34
5.1.10.2870.0309.96
5.1.00.3300.01710.11
5.0.50.1770.0238.47
5.0.40.1230.0208.45
5.0.30.1630.0278.21
5.0.20.1570.0208.24
5.0.10.1400.0278.19
5.0.00.1430.0308.29
4.4.90.1300.0205.83
4.4.80.1300.0175.79
4.4.70.1430.0175.76
4.4.60.1330.0135.76
4.4.50.1200.0135.81
4.4.40.1570.0235.77
4.4.30.1300.0175.80
4.4.20.1470.0175.82
4.4.10.1730.0135.95
4.4.00.1600.0205.84
4.3.110.1500.0205.75
4.3.100.1400.0105.73
4.3.90.1400.0205.83
4.3.80.1570.0275.71
4.3.70.1630.0175.71
4.3.60.1270.0105.82
4.3.50.1300.0175.67
4.3.40.1930.0235.76
4.3.30.0900.0205.13
4.3.20.0770.0135.13
4.3.10.0800.0235.13
4.3.00.0830.0235.13

preferences:
139.53 ms | 1386 KiB | 7 Q