3v4l.org

run code in 300+ PHP versions simultaneously
<?php class Test { public function a($buffer) { var_dump($buffer); } public function b($buffer) { var_dump($buffer); } } $test = new Test(); ob_start(array($test, 'a')); echo ' 1 '; ob_start(array($test, 'b')); echo ' 2 '; ob_end_flush(); ob_end_flush();

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)
8.3.60.0070.01018.55
8.3.50.0130.00422.05
8.3.40.0110.00418.76
8.3.30.0190.00018.96
8.3.20.0070.00020.39
8.3.10.0070.00318.77
8.3.00.0030.00619.13
8.2.180.0090.00916.75
8.2.170.0100.00322.96
8.2.160.0100.00320.39
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0000.00726.16
8.2.120.0040.00421.10
8.2.110.0000.01020.35
8.2.100.0120.00018.16
8.2.90.0050.00219.20
8.2.80.0040.00417.97
8.2.70.0080.00017.50
8.2.60.0080.00018.04
8.2.50.0060.00318.07
8.2.40.0040.00418.16
8.2.30.0000.00719.59
8.2.20.0020.00517.73
8.2.10.0000.00718.12
8.2.00.0000.00817.75
8.1.280.0120.00925.92
8.1.270.0050.00323.91
8.1.260.0030.00326.35
8.1.250.0040.00428.09
8.1.240.0080.00023.72
8.1.230.0060.00619.15
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00717.35
8.1.190.0050.00317.25
8.1.180.0030.00618.10
8.1.170.0040.00418.34
8.1.160.0040.00422.03
8.1.150.0040.00418.84
8.1.140.0040.00417.42
8.1.130.0030.00517.88
8.1.120.0030.00417.51
8.1.110.0050.00217.29
8.1.100.0050.00217.44
8.1.90.0070.00017.39
8.1.80.0040.00417.39
8.1.70.0030.00317.36
8.1.60.0050.00317.59
8.1.50.0050.00217.49
8.1.40.0020.00517.51
8.1.30.0030.00617.55
8.1.20.0040.00417.64
8.1.10.0040.00417.52
8.1.00.0040.00417.57
8.0.300.0040.00418.77
8.0.290.0060.00316.63
8.0.280.0070.00018.46
8.0.270.0040.00417.28
8.0.260.0030.00317.34
8.0.250.0030.00316.96
8.0.240.0000.00716.88
8.0.230.0030.00316.86
8.0.220.0070.00016.77
8.0.210.0030.00416.95
8.0.200.0060.00017.01
8.0.190.0030.00616.94
8.0.180.0000.00716.83
8.0.170.0030.00516.82
8.0.160.0040.00416.80
8.0.150.0030.00316.91
8.0.140.0040.00416.86
8.0.130.0030.00313.38
8.0.120.0040.00416.92
8.0.110.0080.00016.84
8.0.100.0000.00816.84
8.0.90.0000.00816.91
8.0.80.0120.00316.82
8.0.70.0040.00416.86
8.0.60.0070.00016.91
8.0.50.0000.00716.97
8.0.30.0060.01317.04
8.0.20.0090.01417.40
8.0.10.0040.00417.00
8.0.00.0070.01116.83
7.4.330.0020.00215.15
7.4.320.0030.00316.61
7.4.300.0060.00016.60
7.4.290.0030.00316.53
7.4.280.0000.00716.55
7.4.270.0060.00016.44
7.4.260.0000.00716.59
7.4.250.0040.00416.50
7.4.240.0020.00516.55
7.4.230.0000.00816.33
7.4.220.0200.00716.64
7.4.210.0060.00916.64
7.4.200.0070.00016.73
7.4.160.0150.00016.34
7.4.150.0090.00917.40
7.4.140.0080.00817.86
7.4.130.0080.00816.43
7.4.120.0100.00716.55
7.4.110.0180.00416.44
7.4.100.0070.01016.54
7.4.90.0030.01416.63
7.4.80.0130.01019.39
7.4.70.0100.00716.48
7.4.60.0100.00616.51
7.4.50.0000.00816.72
7.4.40.0110.01116.50
7.4.30.0060.01016.41
7.4.00.0090.00814.98
7.3.330.0050.00013.21
7.3.320.0030.00313.03
7.3.310.0030.00316.39
7.3.300.0030.00316.23
7.3.290.0060.01316.26
7.3.280.0070.01116.25
7.3.270.0100.00717.40
7.3.260.0070.01416.61
7.3.250.0100.01016.40
7.3.240.0100.00716.36
7.3.230.0110.00716.39
7.3.210.0070.01716.30
7.3.200.0090.00919.39
7.3.190.0040.01416.31
7.3.180.0080.00816.55
7.3.170.0090.00616.38
7.3.160.0030.01316.28
7.3.120.0030.01714.75
7.3.110.0060.01214.73
7.3.100.0000.00914.60
7.3.90.0060.01214.82
7.3.80.0090.00614.73
7.3.70.0040.01514.87
7.3.60.0030.01014.84
7.3.50.0090.00614.82
7.3.40.0080.00314.69
7.3.30.0040.01114.70
7.3.20.0100.01016.51
7.3.10.0040.01216.51
7.3.00.0070.00716.73
7.2.330.0100.00716.41
7.2.320.0100.00616.77
7.2.310.0060.01016.90
7.2.300.0060.01016.77
7.2.290.0090.00916.61
7.2.250.0070.00415.31
7.2.240.0110.00815.00
7.2.230.0040.00815.01
7.2.220.0130.00315.00
7.2.210.0060.01415.17
7.2.200.0110.01115.23
7.2.190.0080.00815.12
7.2.180.0070.00715.09
7.2.170.0030.00915.09
7.2.130.0060.00716.85
7.2.120.0040.00916.92
7.2.110.0090.00516.74
7.2.100.0070.00616.91
7.2.90.0070.00617.07
7.2.80.0090.00516.76
7.2.70.0030.01016.76
7.2.60.0070.00716.81
7.2.50.0120.00516.85
7.2.40.0050.00917.04
7.2.30.0070.00416.87
7.2.20.0060.00916.84
7.2.10.0020.01016.79
7.2.00.0090.00417.74
7.1.330.0030.01315.98
7.1.320.0030.00615.72
7.1.310.0000.01515.79
7.1.300.0000.01815.69
7.1.290.0030.00915.61
7.1.280.0070.00715.68
7.1.270.0070.00715.77
7.1.260.0000.01015.46
7.1.250.0050.00715.77
7.1.240.0060.00316.02
7.1.230.0060.00615.76
7.1.220.0000.01015.75
7.1.210.0040.01115.76
7.1.200.0050.00615.70
7.1.190.0040.01115.75
7.1.180.0000.01315.92
7.1.170.0070.00415.63
7.1.160.0000.01015.76
7.1.150.0030.01315.93
7.1.140.0070.00715.37
7.1.130.0030.00715.69
7.1.120.0000.01115.89
7.1.110.0030.00615.89
7.1.100.0030.01016.94
7.1.90.0090.00015.56
7.1.80.0070.00715.93
7.1.70.0060.00516.26
7.1.60.0050.01317.75
7.1.50.0090.00916.26
7.1.40.0040.00715.44
7.1.30.0070.00715.78
7.1.20.0040.00415.64
7.1.10.0080.00415.91
7.1.00.0040.04119.06
7.0.330.0080.00315.41
7.0.320.0000.00815.18
7.0.310.0030.00815.30
7.0.300.0080.00415.11
7.0.290.0060.00615.15
7.0.280.0120.00615.48
7.0.270.0070.00415.36
7.0.260.0060.00315.34
7.0.250.0060.00615.43
7.0.240.0070.00415.39
7.0.230.0050.00215.53
7.0.220.0100.00315.14
7.0.210.0000.01215.34
7.0.200.0090.00516.22
7.0.190.0100.00315.17
7.0.180.0000.00815.39
7.0.170.0030.00815.51
7.0.160.0000.01115.43
7.0.150.0040.00715.36
7.0.140.0060.03918.80
7.0.130.0040.00915.52
7.0.120.0030.00615.31
7.0.110.0040.00415.38
7.0.100.0040.01115.50
7.0.90.0100.00715.38
7.0.80.0070.00715.02
7.0.70.0040.00415.41
7.0.60.0080.02617.56
7.0.50.0090.03516.67
7.0.40.0070.04016.81
7.0.30.0150.02116.80
7.0.20.0130.02316.76
7.0.10.0170.03216.75
7.0.00.0050.02716.82
5.6.380.0030.01214.54
5.6.370.0070.00313.98
5.6.360.0070.00314.23
5.6.350.0090.00614.51
5.6.340.0090.00314.22
5.6.330.0120.00014.71
5.6.320.0060.00613.99
5.6.310.0080.00314.35
5.6.300.0040.00714.47
5.6.290.0030.00914.55
5.6.280.0090.03517.54
5.6.270.0110.00014.48
5.6.260.0070.00714.27
5.6.250.0090.00614.30
5.6.240.0100.00314.19
5.6.230.0070.00714.03
5.6.220.0070.00414.11
5.6.210.0050.03217.40
5.6.200.0060.02016.26
5.6.190.0070.04517.55
5.6.180.0220.03817.23
5.6.170.0170.04517.25
5.6.160.0030.02517.25
5.6.150.0030.04316.18
5.6.140.0080.03616.33
5.6.130.0130.03516.31
5.6.120.0130.03817.63
5.6.110.0080.04617.68
5.6.100.0050.02217.73
5.6.90.0120.04217.71
5.6.80.0070.04217.41
5.6.70.0200.03817.27
5.6.60.0000.01414.34
5.6.50.0030.01014.32
5.6.40.0100.00014.35
5.6.30.0030.00614.20
5.6.20.0080.00414.17
5.6.10.0040.00714.09
5.6.00.0000.00914.39
5.5.380.0060.00611.29
5.5.370.0050.00311.03
5.5.360.0000.01011.25
5.5.350.0070.03515.86
5.5.340.0000.02714.59
5.5.330.0030.02615.61
5.5.320.0170.04015.79
5.5.310.0210.03915.59
5.5.300.0090.03814.69
5.5.290.0100.03914.67
5.5.280.0070.04515.76
5.5.270.0060.04616.00
5.5.260.0080.02816.00
5.5.250.0050.03315.75
5.5.240.0030.04115.67
5.5.230.0050.00510.79
5.5.220.0060.00610.82
5.5.210.0030.00711.20
5.5.200.0000.01211.20
5.5.190.0000.00711.04
5.5.180.0050.00510.93
5.5.170.0060.00610.97
5.5.160.0060.00610.89
5.5.150.0110.00011.11
5.5.140.0050.00310.96
5.5.130.0100.00010.78
5.5.120.0000.01210.97
5.5.110.0000.00910.66
5.5.100.0030.00711.00
5.5.90.0060.00311.06
5.5.80.0070.00311.22
5.5.70.0000.01110.68
5.5.60.0040.00811.16
5.5.50.0070.00011.09
5.5.40.0040.00410.88
5.5.30.0030.00711.30
5.5.20.0040.00410.96
5.5.10.0000.00610.90
5.5.00.0080.00311.29
5.4.450.0130.02315.29
5.4.440.0250.02015.16
5.4.430.0170.02415.14
5.4.420.0170.02515.32
5.4.410.0130.02615.20
5.4.400.0120.02914.94
5.4.390.0180.02615.11
5.4.380.0090.03014.77
5.4.370.0090.02914.82
5.4.360.0100.02814.69
5.4.350.0120.03714.95
5.4.340.0110.02814.79
5.4.330.0000.00711.17
5.4.320.0060.01911.63
5.4.310.0050.02311.60
5.4.300.0070.01911.72
5.4.290.0060.02211.77
5.4.280.0080.02011.79
5.4.270.0080.02111.78
5.4.260.0060.02411.63
5.4.250.0070.02011.76
5.4.240.0050.02111.65
5.4.230.0070.02611.75
5.4.220.0090.01911.78
5.4.210.0070.02111.49
5.4.200.0070.02111.61
5.4.190.0070.02111.79
5.4.180.0040.02511.78
5.4.170.0040.02211.53
5.4.160.0020.02811.69
5.4.150.0060.02211.71
5.4.140.0070.02011.65
5.4.130.0070.01911.58
5.4.120.0060.01911.50
5.4.110.0030.02211.53
5.4.100.0060.01811.53
5.4.90.0020.02611.45
5.4.80.0050.02411.53
5.4.70.0080.01511.48
5.4.60.0060.02311.48
5.4.50.0020.02411.55
5.4.40.0050.02011.50
5.4.30.0070.01611.43
5.4.20.0060.02211.42
5.4.10.0040.02311.53
5.4.00.0050.02011.34
5.3.290.0050.02311.75
5.3.280.0050.02111.69
5.3.270.0040.02411.69
5.3.260.0040.02211.70
5.3.250.0040.02311.64
5.3.240.0070.02311.54
5.3.230.0070.02311.52
5.3.220.0070.02311.59
5.3.210.0070.02111.55
5.3.200.0070.02011.53
5.3.190.0040.02211.57
5.3.180.0030.02311.59
5.3.170.0050.02011.64
5.3.160.0040.02111.62
5.3.150.0030.02311.62
5.3.140.0020.02511.47
5.3.130.0060.02111.59
5.3.120.0050.02211.51
5.3.110.0030.02411.43
5.3.100.0030.02311.34
5.3.90.0040.02011.36
5.3.80.0040.02111.12
5.3.70.0080.01611.26
5.3.60.0070.02011.32
5.3.50.0050.02211.14
5.3.40.0020.02411.11
5.3.30.0060.01811.15
5.3.20.0030.02211.14
5.3.10.0070.01911.02
5.3.00.0090.01811.03
5.2.170.0030.0199.29
5.2.160.0040.0169.46
5.2.150.0040.0219.41
5.2.140.0030.0219.39
5.2.130.0060.0159.34
5.2.120.0050.0169.44
5.2.110.0060.0159.39
5.2.100.0050.0149.41
5.2.90.0040.0169.33
5.2.80.0040.0199.29
5.2.70.0040.0219.27
5.2.60.0040.0189.24
5.2.50.0040.0239.27
5.2.40.0040.0229.28
5.2.30.0030.0199.21
5.2.20.0050.0169.20
5.2.10.0060.0149.15
5.2.00.0050.0229.09
5.1.60.0060.0178.73
5.1.50.0040.0198.72
5.1.40.0070.0158.72
5.1.30.0060.0128.89
5.1.20.0060.0148.90
5.1.10.0020.0178.76
5.1.00.0020.0178.76
5.0.50.0010.0168.00
5.0.40.0060.0107.93
5.0.30.0030.0177.84
5.0.20.0020.0117.82
5.0.10.0050.0117.81
5.0.00.0040.0207.80
4.4.90.0040.0087.07
4.4.80.0030.0097.05
4.4.70.0010.0127.05
4.4.60.0010.0117.05
4.4.50.0020.0097.06
4.4.40.0030.0147.03
4.4.30.0040.0087.05
4.4.20.0020.0107.10
4.4.10.0040.0077.10
4.4.00.0020.0167.05
4.3.110.0010.0127.01
4.3.100.0020.0107.01
4.3.90.0030.0076.99
4.3.80.0020.0146.97
4.3.70.0010.0106.99
4.3.60.0030.0096.99
4.3.50.0020.0096.99
4.3.40.0040.0136.94
4.3.30.0020.0106.32
4.3.20.0020.0096.31
4.3.10.0010.0096.29
4.3.00.0050.00811.97

preferences:
41.59 ms | 401 KiB | 5 Q