3v4l.org

run code in 300+ PHP versions simultaneously
<?php $ch="s1"; $_SESSION[$ch] = array(); $_SESSION[$ch][] = 11; $_SESSION[$ch][] = 22; echo $_SESSION[$ch][0]; echo $_SESSION[$ch][1]; var_dump($_SESSION);

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)
8.3.60.0110.00318.55
8.3.50.0070.00822.05
8.3.40.0070.00718.66
8.3.30.0080.00818.71
8.3.20.0040.00418.73
8.3.10.0040.00421.27
8.3.00.0070.00023.49
8.2.180.0130.01016.50
8.2.170.0100.01322.96
8.2.160.0100.00322.05
8.2.150.0090.00024.18
8.2.140.0040.00424.66
8.2.130.0070.00026.16
8.2.120.0080.00020.93
8.2.110.0060.00320.49
8.2.100.0040.00817.91
8.2.90.0040.00419.20
8.2.80.0000.00719.28
8.2.70.0060.00317.63
8.2.60.0050.00317.93
8.2.50.0040.00418.07
8.2.40.0030.00618.28
8.2.30.0000.00719.41
8.2.20.0000.00817.77
8.2.10.0050.00317.74
8.2.00.0000.00817.82
8.1.280.0080.00825.92
8.1.270.0070.00023.99
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0080.00023.91
8.1.230.0040.00820.89
8.1.220.0040.00418.77
8.1.210.0000.00818.91
8.1.200.0060.00317.47
8.1.190.0060.00317.29
8.1.180.0040.00418.10
8.1.170.0000.00818.72
8.1.160.0070.00018.92
8.1.150.0080.00018.63
8.1.140.0040.00417.45
8.1.130.0040.00417.86
8.1.120.0020.00517.35
8.1.110.0000.00717.41
8.1.100.0050.00217.39
8.1.90.0040.00417.46
8.1.80.0070.00017.45
8.1.70.0040.00417.36
8.1.60.0090.00017.53
8.1.50.0000.00717.48
8.1.40.0000.00717.55
8.1.30.0040.00417.57
8.1.20.0000.00817.65
8.1.10.0030.00517.55
8.1.00.0040.00417.51
8.0.300.0060.00319.93
8.0.290.0030.00317.04
8.0.280.0070.00018.44
8.0.270.0000.00717.25
8.0.260.0030.00316.76
8.0.250.0040.00416.85
8.0.240.0040.00416.91
8.0.230.0000.00716.94
8.0.220.0040.00416.89
8.0.210.0070.00016.76
8.0.200.0030.00316.97
8.0.190.0030.00517.01
8.0.180.0070.00016.91
8.0.170.0040.00416.81
8.0.160.0000.00816.98
8.0.150.0110.00016.92
8.0.140.0040.00416.85
8.0.130.0000.00513.22
8.0.120.0090.00016.88
8.0.110.0050.00216.74
8.0.100.0070.00016.84
8.0.90.0040.00416.71
8.0.80.0160.00316.84
8.0.70.0040.00416.93
8.0.60.0030.00316.74
8.0.50.0030.00516.88
8.0.30.0110.00817.25
8.0.20.0100.01317.40
8.0.10.0040.00416.99
8.0.00.0090.00916.67
7.4.330.0030.00316.82
7.4.320.0040.00416.56
7.4.300.0030.00316.50
7.4.290.0050.00216.63
7.4.280.0030.00616.34
7.4.270.0040.00416.59
7.4.260.0000.00513.30
7.4.250.0000.00716.61
7.4.240.0070.00016.52
7.4.230.0000.00716.48
7.4.220.0170.01016.47
7.4.210.0100.00516.54
7.4.200.0060.00016.53
7.4.190.0040.00416.55
7.4.160.0080.01716.36
7.4.150.0070.01017.40
7.4.140.0140.00717.86
7.4.130.0090.00916.55
7.4.120.0100.00816.55
7.4.110.0130.00716.43
7.4.100.0110.00716.64
7.4.90.0160.00616.51
7.4.80.0170.00019.39
7.4.70.0170.00716.57
7.4.60.0150.00416.44
7.4.50.0000.00816.53
7.4.40.0030.01122.77
7.4.30.0110.00616.43
7.4.00.0060.00914.63
7.3.330.0000.00513.13
7.3.320.0000.00613.10
7.3.310.0030.00316.29
7.3.300.0050.00216.31
7.3.290.0060.01416.25
7.3.280.0110.00916.28
7.3.270.0090.00917.40
7.3.260.0080.00918.24
7.3.250.0080.01116.49
7.3.240.0030.01516.32
7.3.230.0130.00416.39
7.3.210.0000.01616.48
7.3.200.0070.01119.39
7.3.190.0060.01416.50
7.3.180.0160.00016.59
7.3.170.0040.01116.45
7.3.160.0060.01016.23
7.3.120.0070.00714.76
7.2.330.0030.01416.48
7.2.320.0100.01016.48
7.2.310.0200.00316.80
7.2.300.0030.01316.50
7.2.290.0030.01316.67
7.2.00.0000.01519.58
7.1.100.0000.01517.69
7.1.70.0030.00617.27
7.1.60.0040.00817.31
7.1.50.0070.00416.98
7.1.00.0070.03022.54
7.0.200.0030.00616.78
7.0.140.0000.07722.12
7.0.100.0200.07320.02
7.0.90.0100.08320.00
7.0.80.0170.04720.02
7.0.70.0200.07319.89
7.0.60.0030.04719.93
7.0.50.0070.06320.31
7.0.40.0130.07720.09
7.0.30.0000.09020.15
7.0.20.0030.07320.12
7.0.10.0070.03720.07
7.0.00.0000.05320.14
5.6.280.0100.06721.11
5.6.250.0070.07720.53
5.6.240.0070.08720.48
5.6.230.0070.08020.62
5.6.220.0230.03320.64
5.6.210.0100.07020.68
5.6.200.0130.07321.02
5.6.190.0070.04721.01
5.6.180.0130.07020.94
5.6.170.0030.08721.05
5.6.160.0070.07321.07
5.6.150.0100.06320.95
5.6.140.0030.06020.99
5.6.130.0100.05021.01
5.6.120.0070.04721.04
5.6.110.0130.08021.07
5.6.100.0070.08721.14
5.6.90.0070.07021.05
5.6.80.0130.06020.51
5.6.70.0030.05020.39
5.6.60.0130.07720.44
5.6.50.0100.07720.51
5.6.40.0030.05020.44
5.6.30.0070.07020.48
5.6.20.0130.07320.36
5.6.10.0030.07320.39
5.6.00.0030.08020.31
5.5.380.0070.08320.34
5.5.370.0030.07320.32
5.5.360.0200.07020.40
5.5.350.0030.08020.41
5.5.340.0000.04720.88
5.5.330.0000.05720.73
5.5.320.0130.06720.87
5.5.310.0030.07020.79
5.5.300.0130.07720.89
5.5.290.0130.08320.91
5.5.280.0070.08720.91
5.5.270.0130.06320.78
5.5.260.0030.08720.79
5.5.250.0000.06020.56
5.5.240.0070.06320.21
5.5.230.0070.07720.21
5.5.220.0170.06720.23
5.5.210.0070.07020.21
5.5.200.0100.06720.27
5.5.190.0070.08319.98
5.5.180.0130.04320.23
5.5.160.0100.06720.14
5.5.150.0100.07320.10
5.5.140.0100.07320.26
5.5.130.0100.07020.20
5.5.120.0000.05320.22
5.5.110.0030.08320.12
5.5.100.0000.06020.14
5.5.90.0200.05719.97
5.5.80.0200.04320.12
5.5.70.0000.05319.96
5.5.60.0100.05020.05
5.5.50.0030.07720.05
5.5.40.0030.08020.08
5.5.30.0100.04320.07
5.5.20.0130.06320.06
5.5.10.0070.07719.97
5.5.00.0030.08019.96
5.4.450.0030.07719.55
5.4.440.0100.08019.28
5.4.430.0070.05019.36
5.4.420.0100.05719.15
5.4.410.0100.05719.20
5.4.400.0030.08719.05
5.4.390.0070.03719.10
5.4.380.0070.08718.98
5.4.370.0070.08318.95
5.4.360.0000.04718.95
5.4.350.0070.07318.91
5.4.340.0100.06719.02
5.4.320.0030.05318.93
5.4.310.0070.06018.78
5.4.300.0170.06318.78
5.4.290.0100.06318.78
5.4.280.0070.04019.01
5.4.270.0170.04019.22
5.4.260.0000.04719.23
5.4.250.0130.07019.11
5.4.240.0030.07318.96
5.4.230.0170.06018.79
5.4.220.0030.09018.78
5.4.210.0100.06019.22
5.4.200.0100.07019.06
5.4.190.0170.06019.11
5.4.180.0000.04319.09
5.4.170.0100.06718.93
5.4.160.0170.06019.00
5.4.150.0170.07018.93
5.4.140.0130.07016.29
5.4.130.0000.07716.27
5.4.120.0070.07316.32
5.4.110.0030.04316.21
5.4.100.0030.07016.21
5.4.90.0130.06716.30
5.4.80.0130.06716.29
5.4.70.0100.03716.22
5.4.60.0000.07716.35
5.4.50.0000.04716.28
5.4.40.0070.07016.39
5.4.30.0070.07316.18
5.4.20.0100.07016.23
5.4.10.0030.04316.18
5.4.00.0130.06315.54
5.3.290.0070.06314.64
5.3.280.0030.08014.41
5.3.270.0100.05714.44
5.3.260.0130.03714.59
5.3.250.0130.07714.55
5.3.240.0070.07714.58
5.3.230.0130.03714.59
5.3.220.0070.06314.42
5.3.210.0170.05314.55
5.3.200.0030.07014.54
5.3.190.0030.05314.42
5.3.180.0000.04714.54
5.3.170.0130.06714.57
5.3.160.0000.08014.42
5.3.150.0000.05314.52
5.3.140.0070.04314.55
5.3.130.0070.07714.55
5.3.120.0100.04314.50
5.3.110.0030.05014.36
5.3.100.0100.03714.00
5.3.90.0070.06013.87
5.3.80.0030.08014.00
5.3.70.0070.04013.96
5.3.60.0070.06713.79
5.3.50.0070.06013.89
5.3.40.0130.06313.90
5.3.30.0000.04313.84
5.3.20.0030.03713.68
5.3.10.0070.05013.64
5.3.00.0030.07713.63
5.2.170.0030.05011.79
5.2.160.0030.03311.79
5.2.150.0030.06011.79
5.2.140.0030.06011.79
5.2.130.0000.03011.79
5.2.120.0000.05311.79
5.2.110.0030.06711.79
5.2.100.0100.04311.79
5.2.90.0100.02711.79
5.2.80.0030.03311.79
5.2.70.0070.03011.79
5.2.60.0070.05011.79
5.2.50.0030.03011.79
5.2.40.0070.05711.79
5.2.30.0070.06011.79
5.2.20.0070.05711.79
5.2.10.0000.06011.79
5.2.00.0000.03711.79
5.1.60.0130.04311.79
5.1.50.0000.04711.79
5.1.40.0070.05711.79
5.1.30.0070.05011.79
5.1.20.0030.05011.79
5.1.10.0100.04011.79
5.1.00.0100.05011.79
5.0.50.0070.03311.79
5.0.40.0070.03711.79
5.0.30.0030.03311.79
5.0.20.0100.03711.79
5.0.10.0070.02311.79
5.0.00.0030.05711.79
4.4.90.0000.03311.79
4.4.80.0000.02311.79
4.4.70.0000.03011.79
4.4.60.0030.03011.79
4.4.50.0000.02311.79
4.4.40.0000.05011.79
4.4.30.0000.03711.79
4.4.20.0070.02311.79
4.4.10.0000.02011.79
4.4.00.0030.05311.79
4.3.110.0000.02311.79
4.3.100.0000.03011.79
4.3.90.0030.03011.79
4.3.80.0030.03011.79
4.3.70.0000.01711.79
4.3.60.0030.03011.79
4.3.50.0030.03711.79
4.3.40.0000.04311.79
4.3.30.0000.02711.79
4.3.20.0000.01711.79
4.3.10.0000.03711.79
4.3.00.0000.01711.79

preferences:
40.34 ms | 401 KiB | 5 Q