3v4l.org

run code in 300+ PHP versions simultaneously
<?php function test($a) { fwrite($a, 'ABCDEFGHIJKLMNOPQRSTUVWXYZ'); fseek($a, 0); fwrite($a, '1234567890'); fseek($a, 0); var_dump(fread($a, 1024)); fclose($a); } $a = fopen('php://temp', 'a+'); test($a); echo '-------------------' . PHP_EOL; $a = fopen(tempnam(sys_get_temp_dir(), "hello"), 'a+'); test($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)
8.3.60.0120.00916.13
8.3.50.0140.00718.13
8.3.40.0120.00918.84
8.3.30.0000.01418.69
8.3.20.0070.00020.38
8.3.10.0080.00020.73
8.3.00.0050.00320.71
8.2.180.0110.00716.50
8.2.170.0140.00022.96
8.2.160.0070.01120.35
8.2.150.0080.00024.18
8.2.140.0150.00024.66
8.2.130.0000.00820.99
8.2.120.0040.00426.35
8.2.110.0070.00322.11
8.2.100.0080.00417.84
8.2.90.0000.00819.26
8.2.80.0050.00319.15
8.2.70.0080.00017.50
8.2.60.0090.00017.79
8.2.50.0060.00318.10
8.2.40.0060.00322.17
8.2.30.0060.00319.13
8.2.20.0040.00418.08
8.2.10.0040.00418.02
8.2.00.0000.00717.95
8.1.280.0060.00925.92
8.1.270.0070.00723.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0000.01019.21
8.1.230.0080.00317.70
8.1.220.0030.00617.74
8.1.210.0000.00818.77
8.1.200.0050.00517.35
8.1.190.0050.00317.23
8.1.180.0000.00718.10
8.1.170.0050.00318.50
8.1.160.0070.00018.91
8.1.150.0000.00718.72
8.1.140.0050.00319.54
8.1.130.0050.00320.61
8.1.120.0000.00717.39
8.1.110.0040.00417.45
8.1.100.0000.00717.43
8.1.90.0050.00317.31
8.1.80.0070.00017.34
8.1.70.0000.00817.37
8.1.60.0000.00917.50
8.1.50.0000.00817.50
8.1.40.0040.00417.43
8.1.30.0040.00417.63
8.1.20.0060.00317.60
8.1.10.0080.00017.53
8.1.00.0070.00017.36
8.0.300.0040.00418.77
8.0.290.0000.01116.75
8.0.280.0040.00418.53
8.0.270.0000.00816.77
8.0.260.0030.00318.84
8.0.250.0000.00816.85
8.0.240.0040.00416.88
8.0.230.0080.00016.96
8.0.220.0090.00016.90
8.0.210.0070.00016.88
8.0.200.0060.00016.86
8.0.190.0050.00316.88
8.0.180.0080.00016.96
8.0.170.0050.00516.95
8.0.160.0040.00416.86
8.0.150.0040.00416.86
8.0.140.0000.00716.88
8.0.130.0000.00513.43
8.0.120.0060.00316.91
8.0.110.0000.00716.93
8.0.100.0030.00516.82
8.0.90.0040.00416.75
8.0.80.0080.00916.86
8.0.70.0000.00816.77
8.0.60.0000.00716.89
8.0.50.0000.00816.94
8.0.30.0110.00917.15
8.0.20.0120.00817.41
8.0.10.0070.00017.08
8.0.00.0130.00517.04
7.4.330.0030.00315.55
7.4.320.0000.00616.41
7.4.300.0000.00616.52
7.4.290.0000.00716.63
7.4.280.0080.00016.52
7.4.270.0030.00316.58
7.4.260.0000.00716.55
7.4.250.0040.00416.63
7.4.240.0000.00716.45
7.4.230.0030.00316.69
7.4.220.0000.00716.61
7.4.210.0130.00716.49
7.4.200.0040.00416.61
7.4.160.0060.01016.63
7.4.150.0170.01617.40
7.4.140.0110.00617.86
7.4.130.0150.00316.55
7.4.120.0130.00816.57
7.4.110.0070.01016.39
7.4.100.0030.01716.61
7.4.90.0060.01016.48
7.4.80.0000.01719.39
7.4.70.0150.00616.51
7.4.60.0070.01116.55
7.4.50.0030.01316.29
7.4.40.0060.01616.50
7.4.30.0120.00416.52
7.4.00.0120.00414.88
7.3.330.0050.00013.30
7.3.320.0030.00313.06
7.3.310.0040.00416.16
7.3.300.0040.00316.32
7.3.290.0090.00616.32
7.3.280.0080.00716.30
7.3.270.0030.01417.40
7.3.260.0110.00716.45
7.3.250.0090.00916.47
7.3.240.0100.00716.35
7.3.230.0070.01016.39
7.3.210.0140.00316.34
7.3.200.0070.01016.36
7.3.190.0060.01016.56
7.3.180.0060.01016.31
7.3.170.0060.01016.33
7.3.160.0060.00916.36
7.3.120.0070.01114.96
7.3.110.0070.01114.96
7.3.100.0090.00614.93
7.3.90.0070.00714.66
7.3.80.0060.00914.94
7.3.70.0000.01414.89
7.3.60.0140.00014.91
7.3.50.0000.00914.86
7.3.40.0090.00614.82
7.3.30.0000.01014.85
7.3.20.0100.00316.53
7.3.10.0000.01216.61
7.3.00.0060.00916.35
7.2.330.0060.01216.66
7.2.320.0120.00616.75
7.2.310.0040.01116.70
7.2.300.0100.00616.53
7.2.290.0090.01916.65
7.2.250.0090.00915.20
7.2.240.0090.00915.25
7.2.230.0030.00614.75
7.2.220.0090.00615.23
7.2.210.0030.00914.92
7.2.200.0070.01015.09
7.2.190.0080.00314.98
7.2.180.0040.00715.09
7.2.170.0000.01615.14
7.2.60.0060.00916.55
7.1.330.0030.01415.66
7.1.320.0060.00315.70
7.1.310.0090.00615.81
7.1.300.0060.00315.74
7.1.290.0080.00415.75
7.1.280.0040.01115.77
7.1.270.0070.00415.66
7.1.260.0090.00615.60
7.1.200.0090.00015.51
7.1.80.0030.01418.11
7.1.70.0100.00717.14
7.1.60.0180.01735.00
7.1.50.0240.01534.72
7.1.40.0210.01534.52
7.1.30.0100.02334.45
7.1.20.0240.00834.73
7.1.10.0030.01316.55
7.1.00.0140.00516.69
7.0.200.0030.01316.70
7.0.190.0100.00716.64
7.0.180.0020.01516.22
7.0.170.0090.00716.23
7.0.160.0030.01316.23
7.0.150.0080.00816.14
7.0.140.0100.00716.27
7.0.130.0060.01216.30
7.0.120.0110.00816.54
7.0.110.0030.01616.19
7.0.100.0050.01316.22
7.0.90.0070.01216.22
7.0.80.0020.01416.15
7.0.70.0040.01216.19
7.0.60.0060.01316.05
7.0.50.0050.01216.35
7.0.40.0060.01116.40
7.0.30.0080.00916.46
7.0.20.0070.01016.36
7.0.10.0140.00416.57
7.0.00.0050.01316.40

preferences:
56.25 ms | 401 KiB | 5 Q