3v4l.org

run code in 300+ PHP versions simultaneously
<?php function setKey($sessionKeys, $value) { $sessionKeysArray = explode(':', $sessionKeys); $sessionKey = ''; $keys = '[\'' . implode('\'][\'', $sessionKeysArray) . '\']'; $tmp = eval('is_array(&$_SESSION' . $sessionKey . ') = ' . $value . ';'); var_dump($tmp); } $_SESSION['1']['2'] = array(); setKey('1:2:3', 77);

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)
8.3.60.0120.00917.00
8.3.50.0070.01121.11
8.3.40.0040.01118.92
8.3.30.0140.00019.01
8.3.20.0040.00420.43
8.3.10.0040.00423.77
8.3.00.0060.00323.77
8.2.180.0030.01325.92
8.2.170.0170.00319.26
8.2.160.0100.00322.96
8.2.150.0040.00425.66
8.2.140.0000.00924.66
8.2.130.0040.00421.07
8.2.120.0040.00426.35
8.2.110.0070.00319.27
8.2.100.0040.00718.16
8.2.90.0040.00419.22
8.2.80.0000.00817.97
8.2.70.0060.00317.73
8.2.60.0040.00418.05
8.2.50.0040.00718.09
8.2.40.0000.00822.14
8.2.30.0040.00419.42
8.2.20.0030.00517.88
8.2.10.0040.00418.13
8.2.00.0000.00718.12
8.1.280.0140.00425.92
8.1.270.0040.00424.66
8.1.260.0030.00528.09
8.1.250.0100.00728.09
8.1.240.0030.00722.45
8.1.230.0060.00617.83
8.1.220.0080.00017.78
8.1.210.0040.00418.77
8.1.200.0040.00417.35
8.1.190.0000.00817.25
8.1.180.0040.00418.10
8.1.170.0030.00618.57
8.1.160.0050.00320.78
8.1.150.0080.00018.94
8.1.140.0000.00819.50
8.1.130.0000.00717.68
8.1.120.0000.00717.38
8.1.110.0000.00717.49
8.1.100.0040.00417.52
8.1.90.0030.00617.48
8.1.80.0050.00317.51
8.1.70.0000.00717.41
8.1.60.0040.00417.52
8.1.50.0030.00517.57
8.1.40.0030.00617.50
8.1.30.0030.00617.55
8.1.20.0000.00717.60
8.1.10.0000.00817.59
8.1.00.0000.00717.55
8.0.300.0030.00618.77
8.0.290.0000.00716.75
8.0.280.0000.00718.45
8.0.270.0000.00717.32
8.0.260.0050.00317.19
8.0.250.0000.00716.96
8.0.240.0030.00317.02
8.0.230.0060.00016.98
8.0.220.0030.00316.90
8.0.210.0000.00716.88
8.0.200.0000.00616.91
8.0.190.0080.00017.02
8.0.180.0030.00317.04
8.0.170.0060.00317.04
8.0.160.0000.00816.98
8.0.150.0040.00416.95
8.0.140.0030.00316.88
8.0.130.0030.00313.55
8.0.120.0000.00816.82
8.0.110.0040.00416.91
8.0.100.0040.00416.94
8.0.90.0070.00017.01
8.0.80.0070.00817.03
8.0.70.0050.00216.79
8.0.60.0050.00316.85
8.0.50.0000.00816.96
8.0.30.0090.00916.97
8.0.20.0130.00817.40
8.0.10.0040.00417.05
8.0.00.0090.00916.64
7.4.330.0000.00516.89
7.4.320.0000.00716.60
7.4.300.0020.00516.52
7.4.290.0050.00516.60
7.4.280.0040.00416.52
7.4.270.0000.00616.54
7.4.260.0040.00416.49
7.4.250.0040.00416.43
7.4.240.0030.00316.54
7.4.230.0030.00316.68
7.4.220.0120.00616.41
7.4.210.0110.00516.55
7.4.200.0030.00316.60
7.4.160.0060.00916.60
7.4.150.0040.01517.40
7.4.140.0100.01317.86
7.4.130.0070.01216.56
7.4.120.0100.01016.47
7.4.110.0070.01116.48
7.4.100.0100.00716.63
7.4.90.0150.00316.59
7.4.80.0090.00619.39
7.4.70.0060.00916.49
7.4.60.0090.01216.35
7.4.50.0040.00816.36
7.4.40.0060.01216.65
7.4.30.0140.00616.60
7.4.10.0120.00616.55
7.4.00.0070.01115.95
7.3.330.0000.00513.43
7.3.320.0030.00313.19
7.3.310.0030.00316.32
7.3.300.0040.00416.45
7.3.290.0070.00016.30
7.3.280.0080.01216.41
7.3.270.0060.01117.40
7.3.260.0120.00416.50
7.3.250.0160.00316.52
7.3.240.0100.01116.43
7.3.230.0140.00316.64
7.3.210.0120.01216.40
7.3.200.0100.00719.39
7.3.190.0170.00016.58
7.3.180.0090.00916.51
7.3.170.0130.00616.50
7.3.160.0060.00916.49
7.3.130.0130.00016.34
7.3.120.0040.01516.58
7.3.110.0100.00316.39
7.3.100.0060.01216.60
7.3.90.0030.01416.58
7.3.80.0070.00716.32
7.3.70.0030.01016.38
7.3.60.0040.00816.28
7.3.50.0030.00816.55
7.3.40.0100.00616.35
7.3.30.0040.00816.45
7.3.20.0030.01018.24
7.3.10.0060.00318.18
7.3.00.0000.01718.21
7.2.330.0120.00916.79
7.2.320.0060.01216.85
7.2.310.0100.00716.73
7.2.300.0030.01416.80
7.2.290.0120.00316.66
7.2.260.0160.00316.57
7.2.250.0160.00316.84
7.2.240.0040.01416.77
7.2.230.0040.01516.70
7.2.220.0070.01116.60
7.2.210.0030.01016.55
7.2.200.0090.00616.48
7.2.190.0030.01316.56
7.2.180.0130.00316.58
7.2.170.0070.00316.49
7.2.160.0000.01316.58
7.2.150.0040.01218.34
7.2.140.0120.00318.42
7.2.130.0070.00718.59
7.2.120.0070.00718.35
7.2.110.0070.00718.45
7.2.100.0060.01018.43
7.2.90.0060.00618.39
7.2.80.0110.00517.61
7.2.70.0130.00018.39
7.2.60.0070.00917.66
7.2.50.0070.00717.83
7.2.40.0040.01218.41
7.2.30.0070.00718.43
7.2.20.0110.00318.65
7.2.10.0090.00918.48
7.2.00.0080.00418.36
7.1.330.0040.01517.25
7.1.320.0040.01117.56
7.1.310.0070.00717.35
7.1.300.0030.01017.32
7.1.290.0030.01417.31
7.1.280.0060.00317.33
7.1.270.0040.00817.47
7.1.260.0150.00017.31
7.1.250.0060.00917.44
7.1.240.0030.01017.22
7.1.230.0100.00317.28
7.1.220.0060.00617.30
7.1.210.0100.00317.43
7.1.200.0040.01116.49
7.1.190.0040.00817.28
7.1.180.0060.00917.30
7.1.170.0030.01017.45
7.1.160.0040.00817.34
7.1.150.0100.00317.34
7.1.140.0070.00317.19
7.1.130.0030.01317.43
7.1.120.0000.00917.27
7.1.110.0070.00717.29
7.1.100.0070.00717.36
7.1.90.0090.00317.26
7.1.80.0110.00017.33
7.1.70.0050.00717.08
7.1.60.0060.01318.35
7.1.50.0090.01017.05
7.1.40.0060.00917.27
7.1.30.0030.01017.36
7.1.20.0120.00317.27
7.1.10.0110.00417.33
7.1.00.0020.04619.91
7.0.330.0040.00816.90
7.0.320.0060.00617.16
7.0.310.0000.01417.21
7.0.300.0060.00916.80
7.0.290.0060.01017.04
7.0.280.0040.01117.09
7.0.270.0100.00716.86
7.0.260.0070.00316.94
7.0.250.0070.01017.09
7.0.240.0120.00317.15
7.0.230.0030.01217.10
7.0.220.0030.01017.05
7.0.210.0070.00717.11
7.0.200.0290.00215.76
7.0.190.0060.00617.05
7.0.180.0060.00617.13
7.0.170.0000.01317.18
7.0.160.0080.00717.02
7.0.150.0030.00717.24
7.0.140.0100.00317.10
7.0.130.0090.00916.93
7.0.120.0000.01416.97
7.0.110.0030.01317.06
7.0.100.0060.00917.04
7.0.90.0060.00617.02
7.0.80.0060.00917.03
7.0.70.0040.00816.96
7.0.60.0170.04019.51
7.0.50.0040.03817.45
7.0.40.0080.04517.55
7.0.30.0150.04717.55
7.0.20.0170.03217.63
7.0.10.0030.02917.53
7.0.00.0030.04417.66
5.6.400.0110.00316.12
5.6.390.0030.00715.98
5.6.380.0090.00615.95
5.6.370.0110.00315.92
5.6.360.0100.00716.02
5.6.350.0000.01115.99
5.6.340.0090.00615.77
5.6.330.0120.00416.05
5.6.320.0000.01216.10
5.6.310.0030.01016.25
5.6.300.0120.00315.99
5.6.290.0060.01016.07
5.6.280.0050.02618.30
5.6.270.0040.00816.10
5.6.260.0120.00315.93
5.6.250.0060.00615.89
5.6.240.0080.00315.96
5.6.230.0090.00315.93
5.6.220.0060.00315.94
5.6.210.0080.03218.29
5.6.200.0050.04817.06
5.6.190.0070.03918.31
5.6.180.0170.02718.33
5.6.170.0170.04818.29
5.6.160.0080.04018.26
5.6.150.0100.03217.09
5.6.140.0000.05217.05
5.6.130.0050.02817.09
5.6.120.0090.02418.35
5.6.110.0080.02618.59
5.6.100.0120.03018.37
5.6.90.0080.02018.51
5.6.80.0120.03718.20
5.6.70.0060.00916.01
5.6.60.0100.00315.68
5.6.50.0040.00715.84
5.6.40.0000.01615.78
5.6.30.0080.00815.89
5.6.20.0060.00615.92
5.6.10.0060.00715.89
5.6.00.0060.00915.96
5.5.380.0090.00315.91
5.5.370.0000.01115.89
5.5.360.0170.00015.76
5.5.350.0210.03518.26
5.5.340.0030.04616.88
5.5.330.0080.03518.08
5.5.320.0150.02518.12
5.5.310.0100.02718.10
5.5.300.0110.01716.86
5.5.290.0080.04516.88
5.5.280.0050.04418.31
5.5.270.0080.03518.36
5.5.260.0030.03718.27
5.5.250.0060.04818.17
5.5.240.0170.03018.00
5.5.230.0100.00715.81
5.5.220.0030.00715.54
5.5.210.0040.00815.85
5.5.200.0090.00615.91
5.5.190.0070.00715.64
5.5.180.0070.00715.63
5.5.170.0060.00615.88
5.5.160.0090.00315.82
5.5.150.0080.00515.55
5.5.140.0140.00015.40
5.5.130.0100.00715.57
5.5.120.0040.00715.71
5.5.110.0090.00615.61
5.5.100.0040.01115.59
5.5.90.0000.00915.74
5.5.80.0030.00915.84
5.5.70.0070.00315.76
5.5.60.0070.00715.66
5.5.50.0080.00315.84
5.5.40.0000.01315.68
5.5.30.0110.00415.83
5.5.20.0110.00415.51
5.5.10.0100.00315.80
5.5.00.0000.01015.63

preferences:
26.25 ms | 401 KiB | 5 Q