3v4l.org

run code in 300+ PHP versions simultaneously
<?php $f = fopen("lock", "w") or die("Cannot create lock file."); if(!flock($f, LOCK_EX | LOCK_NB)) { print ("Exiting due to duplicated instance."); exit(); } print("1"); sleep(20);

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)
8.3.60.0120.00318.20
8.3.50.0070.00716.64
8.3.40.0040.01118.89
8.3.30.0070.00718.85
8.3.20.0060.00318.86
8.3.10.0080.00023.53
8.3.00.0080.00023.53
8.2.180.0170.00017.00
8.2.170.0090.00622.96
8.2.160.0110.00419.04
8.2.150.0050.00324.18
8.2.140.0000.00824.66
8.2.130.0040.00426.16
8.2.120.0040.00421.19
8.2.110.0040.00420.30
8.2.100.0060.00617.72
8.2.90.0000.00817.90
8.2.80.0000.00817.97
8.2.70.0000.00917.80
8.2.60.0030.00518.12
8.2.50.0030.00618.10
8.2.40.0050.00219.53
8.2.30.0000.00719.29
8.2.20.0030.00618.12
8.2.10.0000.00718.13
8.2.00.0030.00617.57
8.1.280.0090.00625.92
8.1.270.0000.00720.38
8.1.260.0120.00326.35
8.1.250.0040.00428.09
8.1.240.0040.00917.39
8.1.230.0070.00422.67
8.1.220.0060.00317.74
8.1.210.0030.00618.95
8.1.200.0060.00317.13
8.1.190.0030.00617.35
8.1.180.0040.00418.10
8.1.170.0040.00418.64
8.1.160.0000.00718.83
8.1.150.0000.00718.88
8.1.140.0070.00020.27
8.1.130.0000.00720.20
8.1.120.0070.00017.36
8.1.110.0000.00717.45
8.1.100.0040.00417.41
8.1.90.0040.00417.36
8.1.80.0050.00317.47
8.1.70.0030.00317.35
8.1.60.0030.00617.56
8.1.50.0090.00017.42
8.1.40.0080.00017.45
8.1.30.0040.00417.62
8.1.20.0000.00817.55
8.1.10.0030.00617.53
8.1.00.0000.00717.49
8.0.300.0000.00719.72
8.0.290.0000.00816.75
8.0.280.0060.00318.39
8.0.270.0070.00017.38
8.0.260.0070.00020.21
8.0.250.0000.00717.09
8.0.240.0050.00217.09
8.0.230.0030.00317.08
8.0.220.0030.00316.91
8.0.210.0070.00016.93
8.0.200.0030.00317.08
8.0.190.0090.00017.13
8.0.180.0000.00717.05
8.0.170.0040.00416.93
8.0.160.0040.00416.98
8.0.150.0070.00016.98
8.0.140.0030.00516.99
8.0.130.0050.00013.43
8.0.120.0030.00616.99
8.0.110.0040.00417.00
8.0.100.0080.00016.94
8.0.90.0040.00417.03
8.0.80.0080.01017.00
8.0.70.0040.00416.88
8.0.60.0050.00216.92
8.0.50.0060.00316.90
8.0.30.0100.01017.14
8.0.20.0070.01417.40
8.0.10.0030.00516.91
8.0.00.0130.00516.87
7.4.330.0000.00515.55
7.4.320.0030.00316.59
7.4.300.0030.00316.60
7.4.290.0070.00016.41
7.4.280.0000.00816.52
7.4.270.0040.00416.57
7.4.260.0050.00316.61
7.4.250.0000.00716.46
7.4.240.0000.00716.51
7.4.230.0000.00716.63
7.4.220.0000.00916.71
7.4.210.0030.01216.69
7.4.200.0000.00716.59
7.4.160.0110.00616.49
7.4.140.0100.00717.86
7.4.130.0100.00716.47
7.4.120.0110.00616.57
7.4.110.0070.01116.51
7.4.100.0110.00816.43
7.4.90.0070.01016.48
7.4.80.0190.00019.39
7.4.70.0070.01016.49
7.4.60.0060.01816.59
7.4.50.0030.00916.34
7.4.40.0070.01616.66
7.4.00.0070.01114.91
7.3.330.0000.00513.16
7.3.320.0030.00312.96
7.3.310.0050.00316.24
7.3.300.0070.00016.20
7.3.290.0040.00316.27
7.3.280.0090.00516.34
7.3.260.0080.01216.42
7.3.240.0100.00916.36
7.3.230.0070.01116.29
7.3.210.0040.01416.15
7.3.200.0070.01016.26
7.3.190.0090.00916.29
7.3.180.0160.00616.21
7.3.170.0080.00816.21
7.3.160.0100.01516.34
7.3.120.0120.00414.75
7.3.110.0090.00914.57
7.3.100.0070.00714.67
7.3.90.0120.00314.95
7.3.80.0050.00514.66
7.3.70.0040.00414.67
7.3.60.0110.00414.55
7.3.50.0110.00314.65
7.3.40.0070.01114.70
7.3.30.0120.00014.66
7.3.20.0030.00916.33
7.3.10.0070.00316.63
7.3.00.0090.00616.48
7.2.330.0000.01716.54
7.2.320.0140.00416.48
7.2.310.0100.00616.45
7.2.300.0060.01016.59
7.2.290.0140.00316.82
7.2.250.0030.01315.09
7.2.240.0000.02114.70
7.2.230.0100.00314.61
7.2.220.0100.00314.83
7.2.210.0070.00715.16
7.2.200.0120.00014.78
7.2.190.0100.00614.88
7.2.180.0120.00415.01
7.2.170.0070.01114.97
7.2.110.4820.01314.68
7.2.100.1070.00714.67
7.2.90.1120.01414.89
7.2.80.1560.00314.60
7.2.70.1270.01714.71
7.2.60.1300.00315.04
7.2.50.1650.01315.06
7.2.40.1370.00315.04
7.2.30.1220.00314.95
7.2.20.1390.00615.23
7.2.10.0810.00314.89
7.2.00.1760.00314.98
7.1.330.0100.00315.80
7.1.320.0040.00715.51
7.1.310.0040.01115.73
7.1.300.0080.00315.72
7.1.290.0070.01015.64
7.1.280.0070.01015.52
7.1.270.0030.00615.45
7.1.260.0000.00915.63
7.1.230.1030.00913.55
7.1.220.0790.00613.66
7.1.210.1030.01013.76
7.1.200.1260.01213.74
7.1.190.1730.00713.63
7.1.180.1320.00613.61
7.1.170.1420.00013.71
7.1.160.1250.00713.63
7.1.150.1260.00313.77
7.1.140.1540.00713.63
7.1.130.1570.00013.83
7.1.120.1370.00713.91
7.1.110.1030.00313.77
7.1.100.1280.00613.91
7.1.90.1720.00314.03
7.1.80.1280.00714.13
7.1.70.1300.00313.89
7.1.60.1130.01031.90
7.1.50.1430.00631.88
7.1.40.1420.00731.62
7.1.30.1720.01031.68
7.1.20.1820.01631.66
7.1.10.1740.01013.67
7.1.00.1550.00313.76
5.6.380.0150.00314.25

preferences:
73.76 ms | 401 KiB | 5 Q