3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = [0, 1, 2, 3]; unset($array[3]); function changeScope($array){ assert($array === array_values($array)); $array[] = "x"; assert([0, 1, 2, "x"] === $array, print_r($array, TRUE)); } changeScope($array);

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)
8.5.30.0140.00619.61
8.5.20.0070.01119.64
8.5.10.0100.00816.87
8.5.00.0140.00819.96
8.4.180.0150.00619.94
8.4.170.0130.01019.85
8.4.160.0150.00723.79
8.4.150.0090.00416.95
8.4.140.0070.01317.93
8.4.130.0120.00917.63
8.4.120.0110.00923.99
8.4.110.0090.00721.45
8.4.100.0060.00520.37
8.4.90.0110.00218.78
8.4.80.0110.00818.77
8.4.70.0100.00519.18
8.4.60.0120.00920.50
8.4.50.0080.01218.43
8.4.40.0130.00717.95
8.4.30.0160.00317.59
8.4.20.0090.00020.16
8.4.10.0120.00317.99
8.3.300.0090.01120.69
8.3.290.0120.01018.54
8.3.280.0100.01018.59
8.3.270.0120.00716.63
8.3.260.0120.00617.37
8.3.250.0120.00619.13
8.3.240.0090.01116.98
8.3.230.0140.00516.87
8.3.220.0060.00219.16
8.3.210.0040.00416.52
8.3.200.0050.00416.60
8.3.190.0040.00418.86
8.3.180.0090.00918.68
8.3.170.0160.00317.16
8.3.160.0120.00917.13
8.3.150.0150.00416.92
8.3.140.0040.00416.66
8.3.130.0080.00818.46
8.3.120.0060.00320.89
8.3.110.0090.00620.94
8.3.100.0030.00616.80
8.3.90.0140.00026.77
8.3.80.0060.00318.43
8.3.70.0070.00716.75
8.3.60.0070.00718.43
8.3.50.0130.00417.16
8.3.40.0090.00618.78
8.3.30.0150.00318.93
8.3.20.0000.00818.69
8.3.10.0000.00821.47
8.3.00.0070.00021.63
8.2.300.0140.00918.30
8.2.290.0090.00920.25
8.2.280.0110.00818.31
8.2.270.0040.01418.29
8.2.260.0060.00917.07
8.2.250.0100.01018.53
8.2.240.0060.00317.05
8.2.230.0130.00622.58
8.2.220.0060.00324.06
8.2.210.0140.00326.77
8.2.200.0060.00316.63
8.2.190.0190.00316.75
8.2.180.0130.01025.92
8.2.170.0110.00418.97
8.2.160.0060.00922.96
8.2.150.0040.00425.66
8.2.140.0080.00024.66
8.2.130.0040.00420.88
8.2.120.0040.00426.35
8.2.110.0040.00420.96
8.2.100.0120.00917.82
8.2.90.0090.00017.75
8.2.80.0040.00517.97
8.2.70.0000.00818.16
8.2.60.0050.00218.22
8.2.50.0000.00818.10
8.2.40.0000.00719.47
8.2.30.0080.00020.62
8.2.20.0040.00418.05
8.2.10.0040.00418.11
8.2.00.0000.00818.11
8.1.340.0130.00617.83
8.1.330.0130.00721.94
8.1.320.0120.00817.88
8.1.310.0030.00516.61
8.1.300.0040.01516.11
8.1.290.0060.00630.84
8.1.280.0180.00025.92
8.1.270.0080.00020.07
8.1.260.0070.00026.35
8.1.250.0050.00328.09
8.1.240.0090.00022.21
8.1.230.0070.00320.95
8.1.220.0080.00017.74
8.1.210.0090.00018.77
8.1.200.0030.00617.10
8.1.190.0050.00319.05
8.1.180.0000.00818.10
8.1.170.0040.00418.61
8.1.160.0040.00418.77
8.1.150.0000.00818.82
8.1.140.0000.00920.64
8.1.130.0070.00020.33
8.1.120.0000.00717.44
8.1.110.0040.00417.42
8.1.100.0070.00017.45
8.1.90.0000.00817.38
8.1.80.0000.00817.38
8.1.70.0030.00517.43
8.1.60.0030.00517.52
8.1.50.0070.00017.41
8.1.40.0070.00317.48
8.1.30.0040.00417.63
8.1.20.0040.00417.47
8.1.10.0040.00417.61
8.1.00.0040.00417.53
8.0.300.0030.00518.77
8.0.290.0000.00816.75
8.0.280.0000.00718.39
8.0.270.0070.00017.15
8.0.260.0000.00618.28
8.0.250.0000.00616.94
8.0.240.0050.00216.91
8.0.230.0040.00416.98
8.0.220.0110.00016.78
8.0.210.0040.00416.79
8.0.200.0030.00316.84
8.0.190.0000.00716.83
8.0.180.0070.00316.80
8.0.170.0040.00416.91
8.0.160.0030.00316.88
8.0.150.0050.00316.91
8.0.140.0040.00416.86
8.0.130.0030.00313.31
8.0.120.0070.00016.92
8.0.110.0030.00516.80
8.0.100.0040.00416.96
8.0.90.0040.00416.81
8.0.80.0070.01516.83
8.0.70.0040.00416.75
8.0.60.0040.00416.68
8.0.50.0000.00716.88
8.0.30.0110.00817.00
8.0.20.0120.01217.40
8.0.10.0050.00217.05
8.0.00.0050.01316.64
7.4.330.0020.00215.55
7.4.320.0040.00416.48
7.4.300.0000.00616.63
7.4.290.0030.00316.63
7.4.280.0060.00316.50
7.4.270.0030.00316.41
7.4.260.0050.00316.48
7.4.250.0030.00516.37
7.4.240.0000.00716.57
7.4.230.0040.00416.45
7.4.220.0040.00416.70
7.4.210.0070.00916.54
7.4.200.0030.00316.41
7.4.160.0110.00916.64
7.4.140.0120.00717.86
7.4.130.0070.01116.56
7.4.120.0120.00616.50
7.4.110.0120.00616.58
7.4.100.0100.00816.59
7.4.90.0090.00916.49
7.4.80.0090.00919.39
7.4.70.0120.00616.66
7.4.60.0070.01016.39
7.4.50.0070.00716.63
7.4.40.0000.01816.32
7.4.10.0040.01415.22
7.4.00.0100.00715.00
7.3.330.0060.00013.42
7.3.320.0000.00513.44
7.3.310.0030.00316.46
7.3.300.0030.00316.30
7.3.290.0060.00016.30
7.3.280.0140.00016.38
7.3.260.0090.01216.49
7.3.240.0120.00416.45
7.3.230.0090.00616.62
7.3.210.0120.00616.68
7.3.200.0160.00016.50
7.3.190.0090.00916.64
7.3.180.0110.00616.60
7.3.170.0070.01016.49
7.3.160.0100.00616.64
7.3.130.0030.01215.10
7.3.120.0070.01014.74
7.3.110.0080.00714.70
7.3.100.0110.00514.75
7.3.90.0050.00914.77
7.3.80.0060.00814.78
7.3.70.0020.00914.69
7.3.60.0120.00214.86
7.3.50.0030.01014.83
7.3.40.0050.00814.79
7.3.30.0070.00814.82
7.3.20.0120.00516.75
7.3.10.0050.01216.72
7.3.00.0040.01116.55
7.2.330.0100.00716.77
7.2.320.0100.01316.61
7.2.310.0180.00416.73
7.2.300.0070.01616.35
7.2.290.0130.00316.43
7.2.260.0060.00914.71
7.2.250.0040.01415.16
7.2.240.0080.00614.88
7.2.230.0070.00715.08
7.2.220.0070.00815.01
7.2.210.0040.00714.93
7.2.200.0050.01014.99
7.2.190.0070.00914.93
7.2.180.0040.00814.90
7.2.170.0070.00914.92
7.2.160.0060.00714.80
7.2.150.0040.01116.76
7.2.140.0050.01416.74
7.2.130.0090.00716.66
7.2.120.0110.00516.67
7.2.110.0060.00916.71
7.2.100.0700.01016.02
7.2.90.0680.00615.98
7.2.80.0470.00616.04
7.2.70.3000.00916.10
7.2.60.2450.00816.11
7.2.50.2060.00616.09
7.2.40.2220.00816.17
7.2.30.2530.00716.11
7.2.20.2660.00516.09
7.2.10.2390.00916.15
7.2.00.2100.00516.20
7.1.330.0040.01315.80
7.1.320.0060.00615.70
7.1.310.0070.00715.60
7.1.300.0070.00715.73
7.1.290.0030.01015.65
7.1.280.0030.01215.56
7.1.270.0060.01015.90
7.1.260.0070.01115.83
7.1.250.0080.00915.90
7.1.240.0030.01015.59
7.1.230.0000.01315.55
7.1.220.0090.00614.85
7.1.210.2080.00614.67
7.1.200.1340.00414.52
7.1.190.2430.00914.81
7.1.180.3680.00714.64
7.1.170.3090.00514.81
7.1.160.3470.00814.78
7.1.150.3100.01014.74
7.1.140.3540.00514.79
7.1.130.3310.00514.85
7.1.120.2580.00214.69
7.1.110.0100.00814.97
7.1.100.0120.00714.80
7.1.90.0210.00914.96
7.1.80.0360.00514.75
7.1.70.0430.00814.81
7.1.60.0240.00823.73
7.1.50.0480.00723.84
7.1.40.1290.01523.48
7.1.30.0570.01323.84
7.1.20.0590.01223.58
7.1.10.0410.00514.51
7.1.00.0590.00914.78
7.0.330.0040.00815.19
7.0.320.0060.00615.40
7.0.310.0000.01315.59
7.0.300.0000.01215.19
7.0.290.0030.00715.45
7.0.280.0040.00815.48
7.0.270.0040.00415.31
7.0.260.0000.01315.46
7.0.250.0000.01015.17
7.0.240.0110.00315.44
7.0.230.0030.01015.31
7.0.220.0040.00715.45
7.0.210.0120.00015.03
7.0.200.0040.00415.41
7.0.190.0060.00615.33
7.0.180.0060.01015.55
7.0.170.0090.00915.51
7.0.160.0030.00615.34
7.0.150.0070.00715.50
7.0.140.0070.00715.07
7.0.130.0070.00715.46
7.0.120.0030.01415.45
7.0.110.0100.00715.55
7.0.100.0040.00715.22
7.0.90.0040.01115.43
7.0.80.0030.00515.05
7.0.70.0070.01015.45
7.0.60.0030.01015.27
7.0.50.0060.00615.61
7.0.40.0070.00313.12
7.0.30.0060.00913.45
7.0.20.0030.00513.27
7.0.10.0060.00613.65
7.0.00.0030.00913.55
5.6.400.0000.01414.62
5.6.390.0040.01114.43
5.6.380.0030.01314.13
5.6.370.0070.00714.39
5.6.360.0060.00314.36
5.6.350.0000.01414.52
5.6.340.0060.01014.60
5.6.330.0060.00614.73
5.6.320.0040.01114.21
5.6.310.0060.00814.09
5.6.300.0130.00014.63
5.6.290.0100.00714.55
5.6.280.0080.00614.32
5.6.270.0080.00814.18
5.6.260.0060.00314.38
5.6.250.0060.00614.43
5.6.240.0070.00714.44
5.6.230.0030.01014.27
5.6.220.0060.00614.06
5.6.210.0070.00713.99
5.6.200.0070.00714.00
5.6.190.0060.00814.44
5.6.180.0070.00714.52
5.6.170.0090.00014.23
5.6.160.0000.01114.50
5.6.150.0080.00313.95
5.6.140.0070.00314.38
5.6.130.0070.01014.30
5.6.120.0040.01114.18
5.6.110.0060.00314.32
5.6.100.0030.00614.00
5.6.90.0060.00614.14
5.6.80.0040.01114.33
5.6.70.0040.01114.16
5.6.60.0000.01514.15
5.6.50.0060.00614.36
5.6.40.0000.01314.27
5.6.30.0040.01114.37
5.6.20.0060.00314.17
5.6.10.0060.00614.50
5.6.00.0030.00914.14

preferences:
48.03 ms | 1989 KiB | 5 Q