3v4l.org

run code in 300+ PHP versions simultaneously
<?php $fp = fopen('/tmp/test.txt', 'a+'); fwrite($fp, 'foo'); echo ftell($fp) ."\n"; fseek($fp, 0); echo ftell($fp) ."\n"; fwrite($fp, 'bar'); echo ftell($fp) ."\n"; echo fread($fp, 3) ."\n"; fseek($fp, 0); echo fread($fp, 6) ."\n";

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)
8.3.60.0160.00716.50
8.3.50.0090.00617.94
8.3.40.0070.01118.59
8.3.30.0110.00418.58
8.3.20.0050.00320.21
8.3.10.0050.00323.48
8.3.00.0080.00019.13
8.2.180.0040.01118.43
8.2.170.0040.01122.96
8.2.160.0100.00720.38
8.2.150.0060.00324.18
8.2.140.0040.00424.66
8.2.130.0030.00620.30
8.2.120.0040.00426.35
8.2.110.0090.00022.20
8.2.100.0090.00317.72
8.2.90.0040.00418.03
8.2.80.0050.00318.98
8.2.70.0130.00518.68
8.2.60.0180.00018.62
8.2.50.0100.01018.62
8.2.40.0080.00818.66
8.2.30.0040.01318.73
8.2.20.0090.00918.67
8.2.10.0130.00418.62
8.2.00.0130.00318.62
8.1.280.0070.00725.92
8.1.270.0100.00723.78
8.1.260.0040.00428.09
8.1.250.0080.00028.09
8.1.240.0080.00022.16
8.1.230.0070.00421.03
8.1.220.0040.00417.79
8.1.210.0000.00818.77
8.1.200.0150.00318.62
8.1.190.0100.00718.62
8.1.180.0120.00618.62
8.1.170.0170.00018.62
8.1.160.0140.00318.62
8.1.150.0090.00918.62
8.1.140.0120.00418.62
8.1.130.0080.00818.62
8.1.120.0060.01118.62
8.1.110.0140.00318.62
8.1.100.0060.01118.62
8.1.90.0050.01119.65
8.1.80.0060.00918.62
8.1.70.0120.00618.62
8.1.60.0100.00818.80
8.1.50.0090.00918.62
8.1.40.0110.00618.62
8.1.30.0060.00320.57
8.1.20.0080.00818.62
8.1.10.0030.00620.42
8.1.00.0000.00920.32
8.0.300.0040.00420.06
8.0.290.0110.00418.62
8.0.280.0050.00519.70
8.0.270.0110.00418.62
8.0.260.0000.01019.90
8.0.250.0090.00418.62
8.0.240.0070.00718.62
8.0.230.0100.00019.64
8.0.220.0040.00918.62
8.0.210.0100.00019.54
8.0.200.0050.00519.91
8.0.190.0040.01118.62
8.0.180.0100.00019.71
8.0.170.0070.00718.62
8.0.160.0090.00019.87
8.0.150.0080.00818.62
8.0.140.0160.00018.62
8.0.130.0030.00619.87
8.0.120.0080.00818.62
8.0.110.0090.00019.93
8.0.100.0120.00318.62
8.0.90.0070.00318.62
8.0.80.0040.00419.74
8.0.70.0140.00018.62
8.0.60.0060.00319.83
8.0.50.0090.00518.62
8.0.30.0020.00718.62
8.0.20.0110.00318.62
8.0.10.0110.00418.62
8.0.00.0120.00418.62
7.4.330.0080.00518.62
7.4.320.0130.00318.62
7.4.300.0130.00318.62
7.4.290.0080.00818.62
7.4.280.0130.00318.62
7.4.270.0060.00918.62
7.4.260.0080.00818.62
7.4.250.0000.01518.62
7.4.240.0130.00318.62
7.4.230.0120.00418.62
7.4.220.0060.00918.62
7.4.210.0120.00418.62
7.4.200.0120.00518.62
7.4.190.0050.01018.62
7.4.180.0080.00818.62
7.4.160.0100.00818.62
7.4.150.0160.00018.62
7.4.140.0040.01218.62
7.4.130.0070.00718.62
7.4.120.0100.00518.62
7.4.110.0150.00018.62
7.4.100.0150.00018.62
7.4.90.0150.00018.62
7.4.80.0120.00418.62
7.4.70.0140.00018.62
7.4.60.0100.00518.62
7.4.50.0150.00018.62
7.4.40.0100.00518.62
7.4.30.0070.00718.62
7.4.20.0130.00018.62
7.4.10.0120.00418.62
7.4.00.0140.00018.62
7.3.330.0130.00318.62
7.3.320.0070.01018.62
7.3.310.0090.00518.62
7.3.300.0090.00618.62
7.3.290.0070.00718.62
7.3.280.0120.00318.62
7.3.270.0050.01018.62
7.3.260.0050.01018.62
7.3.250.0110.00418.62
7.3.240.0100.00618.62
7.3.230.0100.00518.62
7.3.220.0060.00918.62
7.3.210.0110.00518.62
7.3.200.0120.00418.62
7.3.190.0100.00718.62
7.3.180.0190.00018.62
7.3.170.0090.00618.62
7.3.160.0080.00818.62
7.3.150.0120.00418.62
7.3.140.0080.00818.62
7.3.130.0050.01118.62
7.3.120.0080.00818.62
7.3.110.0110.00418.62
7.3.100.0110.00418.62
7.3.90.0080.00818.62
7.3.80.0070.00718.62
7.3.70.0110.00418.62
7.3.60.0120.00418.62
7.3.50.0150.00018.62
7.3.40.0110.00518.62
7.3.30.0110.00318.62
7.3.20.0040.01218.79
7.3.10.0100.00519.00
7.3.00.0130.00319.00
7.2.340.0080.00818.62
7.2.330.0050.01018.62
7.2.320.0130.00318.62
7.2.310.0110.00418.62
7.2.300.0000.01518.62
7.2.290.0100.00518.62
7.2.280.0110.00418.62
7.2.270.0120.00218.62
7.2.260.0130.00318.62
7.2.250.0130.00318.62
7.2.240.0100.00518.62
7.2.230.0140.00018.62
7.2.220.0100.00518.62
7.2.210.0150.00018.62
7.2.200.0100.00618.62
7.2.190.0100.00518.62
7.2.180.0120.00318.62
7.2.170.0120.00318.62
7.2.160.0070.00718.62
7.2.150.0120.00319.02
7.2.140.0070.00719.13
7.2.130.0090.00619.32
7.2.120.0080.00819.37
7.2.110.0160.00018.98
7.2.100.0130.00319.21
7.2.90.0130.00319.30
7.2.80.0170.00019.02
7.2.70.0120.00319.28
7.2.60.0130.00319.13
7.2.50.0090.00619.00
7.2.40.0120.00419.38
7.2.30.0120.00319.10
7.2.20.0040.01119.22
7.2.10.0110.00519.27
7.2.00.0090.00618.93
7.1.330.0090.00518.62
7.1.320.0110.00418.62
7.1.310.0130.00018.62
7.1.300.0050.00918.62
7.1.290.0120.00318.62
7.1.280.0110.00418.62
7.1.270.0070.00718.62
7.1.260.0110.00418.62
7.1.250.0050.00818.62
7.1.240.0140.00018.62
7.1.230.0100.00518.62
7.1.220.0120.00218.62
7.1.210.0100.00318.62
7.1.200.0050.00918.62
7.1.190.0100.00318.62
7.1.180.0080.00618.62
7.1.170.0120.00318.62
7.1.160.0150.00018.62
7.1.150.0120.00318.62
7.1.140.0150.00018.62
7.1.130.0090.00518.62
7.1.120.0140.00018.62
7.1.110.0110.00418.62
7.1.100.0070.00718.62
7.1.90.0000.01418.62
7.1.80.0050.01018.62
7.1.70.0100.00318.62
7.1.60.0070.00718.62
7.1.50.0080.00818.62
7.1.40.0100.00318.62
7.1.30.0140.00018.62
7.1.20.0100.00518.62
7.1.10.0110.00318.62
7.1.00.0050.01018.62
7.0.330.0060.00918.62
7.0.320.0100.00318.62
7.0.310.0120.00018.62
7.0.300.0090.00518.62
7.0.290.0070.00718.62
7.0.280.0050.00918.62
7.0.270.0100.00318.62
7.0.260.0110.00218.62
7.0.250.0100.00518.62
7.0.240.0070.00718.62
7.0.230.0110.00418.62
7.0.220.0140.00018.62
7.0.210.0070.00718.62
7.0.200.0130.00018.62
7.0.190.0130.00018.62
7.0.180.0110.00318.62
7.0.170.0100.00318.62
7.0.160.0130.00018.62
7.0.150.0150.00018.62
7.0.140.0100.00518.62
7.0.130.0100.00318.62
7.0.120.0030.01018.62
7.0.110.0110.00318.62
7.0.100.0070.00718.62
7.0.90.0100.00318.62
7.0.80.0110.00318.62
7.0.70.0100.00518.62
7.0.60.0150.00018.62
7.0.50.0030.01118.62
7.0.40.0040.00918.62
7.0.30.0110.00218.62
7.0.20.0000.01318.62
7.0.10.0070.00718.62
7.0.00.0110.00418.62
5.6.400.0140.00018.62
5.6.390.0140.00018.62
5.6.380.0130.00018.62
5.6.370.0110.00318.62
5.6.360.0150.00018.62
5.6.350.0090.00418.62
5.6.340.0110.00218.62
5.6.330.0100.00318.62
5.6.320.0130.00018.62
5.6.310.0130.00018.62
5.6.300.0070.00718.62
5.6.290.0110.00318.62
5.6.280.0070.00718.62
5.6.270.0090.00618.62
5.6.260.0070.00718.62
5.6.250.0140.00018.62
5.6.240.0000.01318.62
5.6.230.0070.00718.62
5.6.220.0100.00518.62
5.6.210.0150.00018.62
5.6.200.0090.00618.62
5.6.190.0100.00318.62
5.6.180.0110.00318.62
5.6.170.0100.00318.62
5.6.160.0060.00618.62
5.6.150.0070.00518.62
5.6.140.0100.00318.62
5.6.130.0040.00918.62
5.6.120.0000.01418.62
5.6.110.0130.00018.62
5.6.100.0100.00318.62
5.6.90.0100.00418.62
5.6.80.0070.00518.62
5.6.70.0090.00318.62
5.6.60.0130.00018.62
5.6.50.0090.00418.62
5.6.40.0040.00918.62
5.6.30.0120.00018.62
5.6.20.0080.00418.62
5.6.10.0060.00618.62
5.6.00.0130.00018.62
5.5.380.0090.00518.62
5.5.370.0130.00018.62
5.5.360.0100.00318.62
5.5.350.0120.00018.62
5.5.340.0100.00318.62
5.5.330.0100.00318.62
5.5.320.0140.00018.62
5.5.310.0080.00518.62
5.5.300.0100.00318.62
5.5.290.0140.00018.62
5.5.280.0080.00518.62
5.5.270.0000.01418.62
5.5.260.0100.00318.62
5.5.250.0140.00018.62
5.5.240.0090.00618.62
5.5.230.0090.00418.62
5.5.220.0030.01018.62
5.5.210.0120.00018.62
5.5.200.0100.00218.62
5.5.190.0090.00218.62
5.5.180.0130.00018.62
5.5.170.0090.00318.62
5.5.160.0080.00418.62
5.5.150.0130.00018.62
5.5.140.0130.00018.62
5.5.130.0070.00718.62
5.5.120.0060.00618.62
5.5.110.0100.00318.62
5.5.100.0130.00018.62
5.5.90.0080.00418.62
5.5.80.0080.00518.62
5.5.70.0040.00818.62
5.5.60.0130.00018.62
5.5.50.0060.00618.62
5.5.40.0130.00018.62
5.5.30.0000.01218.62
5.5.20.0060.00618.62
5.5.10.0120.00018.62
5.5.00.0130.00018.62

preferences:
39.35 ms | 401 KiB | 5 Q