3v4l.org

run code in 300+ PHP versions simultaneously
<?php session_set_save_handler ('sess', 'sess', 'sess_read', 'sess', 'sess', 'sess'); session_start (); Function sess ($foo = 'foo') { return true; } Function sess_read ($id) { session_regenerate_id (false); }

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)
8.3.70.0120.00616.63
8.3.60.0150.00616.50
8.3.50.0140.00521.16
8.3.40.0120.00318.61
8.3.30.0100.00718.67
8.3.20.0110.00420.45
8.3.10.0070.00023.66
8.3.00.0050.00321.78
8.2.190.0100.00716.75
8.2.180.0090.00916.75
8.2.170.0070.00722.96
8.2.160.0130.00022.11
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0050.00319.72
8.2.120.0040.00426.35
8.2.110.0060.00619.31
8.2.100.0040.00817.50
8.2.90.0040.00417.75
8.2.80.0000.00818.65
8.2.70.0000.00817.50
8.2.60.0050.00317.38
8.2.50.0000.00817.55
8.2.40.0030.00620.39
8.2.30.0000.00719.11
8.2.20.0000.00717.91
8.2.10.0030.00517.97
8.2.00.0040.00417.47
8.1.280.0110.00725.92
8.1.270.0100.00023.63
8.1.260.0040.00428.09
8.1.250.0050.00328.09
8.1.240.0040.00421.16
8.1.230.0090.00317.42
8.1.220.0040.00418.39
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0030.00517.22
8.1.180.0000.00818.88
8.1.170.0040.00418.52
8.1.160.0070.00022.18
8.1.150.0000.00720.21
8.1.140.0070.00319.45
8.1.130.0030.00317.59
8.1.120.0000.00717.38
8.1.110.0030.00517.34
8.1.100.0000.00817.22
8.1.90.0050.00317.29
8.1.80.0030.00317.32
8.1.70.0070.00017.33
8.1.60.0080.00617.43
8.1.50.0090.00317.32
8.1.40.0120.00217.32
8.1.30.0110.00217.34
8.1.20.0050.00717.48
8.1.10.0070.00617.37
8.1.00.0070.00617.21
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0070.00018.31
8.0.270.0000.00717.23
8.0.260.0000.00717.13
8.0.250.0030.00316.96
8.0.240.0000.00716.88
8.0.230.0000.00716.92
8.0.220.0000.00716.86
8.0.210.0040.00416.71
8.0.200.0000.00616.71
8.0.190.0060.00516.81
8.0.180.0090.00216.77
8.0.170.0080.00316.82
8.0.160.0080.00316.79
8.0.150.0060.00616.80
8.0.140.0050.00516.77
8.0.130.0040.00414.98
8.0.120.0020.00816.70
8.0.110.0050.00616.67
8.0.100.0060.00516.82
8.0.90.0080.00316.74
8.0.80.0080.00816.82
8.0.70.0060.00216.75
8.0.60.0060.00316.74
8.0.50.0040.00716.71
8.0.30.0100.00816.78
8.0.20.0100.00917.27
8.0.10.0070.00516.80
8.0.00.0180.00116.80
7.4.330.0000.00515.55
7.4.320.0030.00316.45
7.4.300.0040.00416.44
7.4.290.0090.00416.41
7.4.280.0130.00216.38
7.4.270.0110.00416.41
7.4.260.0070.00416.45
7.4.250.0090.00216.38
7.4.240.0090.00316.43
7.4.230.0100.00116.34
7.4.220.0130.00316.36
7.4.210.0080.00716.39
7.4.200.0080.00316.38
7.4.190.0140.00016.40
7.4.180.0080.00816.34
7.4.160.0100.00516.40
7.4.150.0090.00616.80
7.4.140.0080.00717.47
7.4.130.0100.00616.42
7.4.120.0120.00516.35
7.4.110.0090.00516.27
7.4.100.0050.00816.21
7.4.90.0140.00216.32
7.4.80.0100.00517.81
7.4.70.0100.00816.28
7.4.60.0110.00316.16
7.4.50.0060.00816.22
7.4.40.0090.00616.33
7.4.30.0110.00316.35
7.4.20.0070.00516.21
7.4.10.0090.00316.22
7.4.00.0060.00715.36
7.3.330.0100.00014.66
7.3.320.0070.00314.76
7.3.310.0040.00616.12
7.3.300.0090.00116.25
7.3.290.0070.00816.23
7.3.280.0090.00816.23
7.3.270.0100.00516.82
7.3.260.0080.00816.28
7.3.250.0060.01116.15
7.3.240.0120.00616.20
7.3.230.0110.00916.34
7.3.220.0100.00316.00
7.3.210.0090.00916.07
7.3.200.0120.00516.28
7.3.190.0110.01016.10
7.3.180.0090.00716.20
7.3.170.0080.00716.18
7.3.160.0150.00216.04
7.3.150.0150.00016.00
7.3.140.0120.00316.17
7.3.130.0090.00415.96
7.3.120.0070.00716.25
7.3.110.0150.00016.11
7.3.100.0140.00016.12
7.3.90.0110.00416.31
7.3.80.0120.00316.00
7.3.70.0120.00316.20
7.3.60.0140.00016.26
7.3.50.0080.00616.32
7.3.40.0120.00216.29
7.3.30.0100.00516.35
7.3.20.0140.00017.89
7.3.10.0140.00017.87
7.3.00.0150.00017.86
7.2.340.0090.00416.18
7.2.330.0080.00916.22
7.2.320.0160.00316.17
7.2.310.0060.01016.32
7.2.300.0100.00616.25
7.2.290.0120.00316.33
7.2.280.0100.00516.20
7.2.270.0090.00616.05
7.2.260.0080.00816.20
7.2.250.0140.00016.05
7.2.240.0120.00316.13
7.2.230.0110.00316.10
7.2.220.0070.00716.19
7.2.210.0070.00716.20
7.2.200.0130.00416.25
7.2.190.0060.00916.19
7.2.180.0090.00616.19
7.2.170.0090.00616.39
7.2.160.0070.00716.32
7.2.150.0150.00018.14
7.2.140.0100.00518.03
7.2.130.0130.00318.36
7.2.120.0090.00618.20
7.2.110.0290.00516.03
7.2.100.0530.00716.33
7.2.90.0650.00616.43
7.2.80.0280.01016.32
7.2.70.0420.00216.52
7.2.60.0290.00816.51
7.2.50.0250.00916.54
7.2.40.0530.00816.87
7.2.30.0360.00817.76
7.2.20.0540.00717.03
7.2.10.0710.00916.96
7.2.00.0450.00917.48
7.1.330.0080.00617.11
7.1.320.0090.00617.02
7.1.310.0110.00717.28
7.1.300.0110.00617.25
7.1.290.0130.00417.14
7.1.280.0090.00517.10
7.1.270.0110.00417.28
7.1.260.0060.00917.29
7.1.250.0120.00417.13
7.1.240.0080.00817.17
7.1.230.0270.00615.40
7.1.220.0320.00715.48
7.1.210.0430.00515.51
7.1.200.0390.00915.48
7.1.190.0250.01315.49
7.1.180.0430.00915.37
7.1.170.0540.00615.41
7.1.160.0400.00815.82
7.1.150.0550.00815.91
7.1.140.0750.00715.97
7.1.130.0530.01415.85
7.1.120.0650.00815.79
7.1.110.0550.00515.51
7.1.100.0380.00915.74
7.1.90.0420.00715.59
7.1.80.0530.00715.67
7.1.70.0250.01115.71
7.1.60.0450.01224.72
7.1.50.0400.00824.77
7.1.40.0570.01226.96
7.1.30.0550.00727.15
7.1.20.0630.01227.16
7.1.10.0540.00815.27
7.1.00.0320.02317.05
7.0.330.0610.01828.92
7.0.320.0630.01628.84
7.0.310.2030.05127.21
7.0.300.2710.03927.22
7.0.290.3200.06227.35
7.0.280.3650.04827.11
7.0.270.3520.06927.31
7.0.260.3210.06527.28
7.0.250.3370.07427.08
7.0.240.3350.06827.32
7.0.230.2960.06827.17
7.0.220.3420.06427.31
7.0.210.2950.06026.83
7.0.200.2980.06327.25
7.0.190.2870.07526.97
7.0.180.3130.07126.89
7.0.170.3490.07726.88
7.0.160.3330.07426.82
7.0.150.3320.06526.89
7.0.140.3220.07127.01
7.0.130.3020.06926.95
7.0.120.2570.06828.83
7.0.110.2120.07428.55
7.0.100.2220.07228.74
7.0.90.2370.07728.69
7.0.80.2240.07128.70
7.0.70.3030.07228.64
7.0.60.2190.08228.60
7.0.50.2190.07528.81
7.0.40.2100.07128.82
7.0.30.2550.06728.71
7.0.20.2320.08828.71
7.0.10.2240.07228.61
7.0.00.2590.07928.76
5.6.400.0110.00315.70
5.6.390.0170.00015.67
5.6.380.0090.00914.75
5.6.370.0130.00814.85
5.6.360.0130.00614.90
5.6.350.0120.00614.79
5.6.340.0120.00614.72
5.6.330.0150.00414.82
5.6.320.0110.00914.95
5.6.310.0120.00714.77
5.6.300.0160.02816.75
5.6.290.0130.02616.91
5.6.280.0160.02416.83
5.6.270.0160.03517.88
5.6.260.0120.03317.87
5.6.250.0130.03817.93
5.6.240.0150.03317.89
5.6.230.0140.03617.87
5.6.220.0140.03717.87
5.6.210.0120.03517.79
5.6.200.0160.04017.90
5.6.190.0110.03717.82
5.6.180.0110.03717.84
5.6.170.0130.03218.03
5.6.160.0170.03217.92
5.6.150.0180.03717.84
5.6.140.0130.04117.81
5.6.130.0110.03517.77
5.6.120.0110.03517.81
5.6.110.0110.03517.80
5.6.100.0120.03817.83
5.6.90.0180.03117.74
5.6.80.0150.02917.56
5.6.70.0120.03117.42
5.6.60.0140.03817.62
5.6.50.0170.03117.55
5.6.40.0140.03317.41
5.6.30.0120.03517.54
5.6.20.0130.03617.48
5.6.10.0140.03817.51
5.6.00.0120.03717.49

preferences:
39.93 ms | 401 KiB | 5 Q