3v4l.org

run code in 300+ PHP versions simultaneously
<?php if(is_null(0)) echo 1 else echo 0;

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)
5.4.320.0100.04019.23
5.4.310.0100.07319.14
5.4.300.0330.07019.08
5.4.290.0170.07318.95
5.4.280.0200.06719.09
5.4.270.0230.05319.08
5.4.260.0230.05019.08
5.4.250.0170.04319.07
5.4.240.0230.03319.12
5.4.230.0270.05319.19
5.4.220.0270.05719.23
5.4.210.0200.04018.99
5.4.200.0300.06719.19
5.4.190.0270.05019.15
5.4.180.0400.03319.22
5.4.170.0330.06719.08
5.4.160.0270.07319.29
5.4.150.0330.04319.18
5.4.140.0400.06316.49
5.4.130.0400.05716.29
5.4.120.0270.05716.51
5.4.110.0300.05316.40
5.4.100.0270.05316.24
5.4.90.0230.04716.54
5.4.80.0400.07716.34
5.4.70.0270.04316.20
5.4.60.0200.04316.53
5.4.50.0100.05016.43
5.4.40.0200.04716.53
5.4.30.0030.04316.44
5.4.20.0200.05716.53
5.4.10.0130.04016.25
5.4.00.0230.06015.82
5.3.290.0300.06014.73
5.3.280.0130.04714.46
5.3.270.0170.05314.59
5.3.260.0200.05014.63
5.3.250.0230.07014.56
5.3.240.0300.07314.55
5.3.230.0230.05714.44
5.3.220.0200.05314.66
5.3.210.0270.07014.52
5.3.200.0230.04014.55
5.3.190.0200.03314.52
5.3.180.0170.03714.50
5.3.170.0170.03714.50
5.3.160.0130.04014.51
5.3.150.0100.04314.58
5.3.140.0230.03014.40
5.3.130.0170.03714.39
5.3.120.0200.03314.50
5.3.110.0300.06714.54
5.3.100.0270.02713.88
5.3.90.0170.04314.00
5.3.80.0230.03713.86
5.3.70.0100.05313.93
5.3.60.0200.03714.02
5.3.50.0170.03713.89
5.3.40.0200.07314.04
5.3.30.0130.03713.86
5.3.20.0070.05313.46
5.3.10.0770.04013.50
5.3.00.2530.04013.59
5.2.170.2070.03012.47
5.2.160.1900.02012.47
5.2.150.2300.03012.47
5.2.140.2530.03012.47
5.2.130.2630.03012.47
5.2.120.2700.02312.47
5.2.110.2030.02712.47
5.2.100.0000.03312.47
5.2.90.0030.02712.47
5.2.80.0000.03012.47
5.2.70.0530.05012.47
5.2.60.0430.04312.47
5.2.50.0200.05712.47
5.2.40.0130.05312.47
5.2.30.0200.05012.47
5.2.20.0170.02312.47
5.2.10.0070.04012.47
5.2.00.0100.03012.47
5.1.60.0100.03012.47
5.1.50.0130.02312.47
5.1.40.0230.03312.47
5.1.30.0170.02312.47
5.1.20.0170.04712.47
5.1.10.0170.05012.47
5.1.00.0170.02012.47
5.0.50.0130.03312.47
5.0.40.0030.02012.47
5.0.30.0000.03012.47
5.0.20.0100.02012.47
5.0.10.0000.02012.47
5.0.00.0130.03012.47
4.4.90.0000.04012.47
4.4.80.0030.02712.47
4.4.70.0000.02312.47
4.4.60.0030.01712.47
4.4.50.0000.01312.47
4.4.40.0000.02712.47
4.4.30.0300.01312.47
4.4.20.0830.01712.47
4.4.10.0900.02012.47
4.4.00.0930.03012.47
4.3.110.1100.02012.47
4.3.100.0900.01712.47
4.3.90.0270.01312.47
4.3.80.0100.04712.47
4.3.70.0030.02012.47
4.3.60.0000.03012.47
4.3.50.0030.01712.47
4.3.40.0100.03712.47
4.3.30.0030.02012.47
4.3.20.0070.02312.47
4.3.10.0030.01712.47
4.3.00.0030.01712.47

preferences:
138.26 ms | 1394 KiB | 7 Q