3v4l.org

run code in 300+ PHP versions simultaneously
<?php $vars = array("08" => "value"); var_dump($vars);

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)
8.3.40.0070.00718.75
8.3.30.0030.01019.02
8.3.20.0050.00320.12
8.3.10.0040.00423.36
8.3.00.0050.00319.26
8.2.170.0100.01022.96
8.2.160.0070.00720.35
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0000.00826.16
8.2.120.0040.00420.92
8.2.110.0040.00420.11
8.2.100.0070.00418.09
8.2.90.0070.00019.02
8.2.80.0080.00017.97
8.2.70.0000.00817.50
8.2.60.0040.00417.80
8.2.50.0080.00018.07
8.2.40.0090.00018.09
8.2.30.0040.00417.98
8.2.20.0040.00417.63
8.2.10.0070.00017.96
8.2.00.0040.00417.49
8.1.270.0040.00423.83
8.1.260.0040.00426.35
8.1.250.0000.00728.09
8.1.240.0040.00423.96
8.1.230.0040.00819.11
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0040.00417.22
8.1.180.0000.00818.10
8.1.170.0000.00918.51
8.1.160.0000.00821.90
8.1.150.0000.00718.91
8.1.140.0030.00517.41
8.1.130.0000.00717.81
8.1.120.0030.00517.45
8.1.110.0050.00317.44
8.1.100.0070.00017.37
8.1.90.0030.00317.33
8.1.80.0000.00717.30
8.1.70.0030.00317.32
8.1.60.0000.00717.38
8.1.50.0040.00417.40
8.1.40.0000.00817.45
8.1.30.0030.00517.46
8.1.20.0000.00717.59
8.1.10.0020.00517.40
8.1.00.0040.00417.39
8.0.300.0040.00418.77
8.0.290.0000.00716.58
8.0.280.0070.00018.27
8.0.270.0070.00017.10
8.0.260.0070.00017.18
8.0.250.0030.00316.76
8.0.240.0080.00016.90
8.0.230.0030.00316.75
8.0.220.0000.00716.86
8.0.210.0070.00016.70
8.0.200.0030.00316.89
8.0.190.0070.00016.83
8.0.180.0030.00616.75
8.0.170.0000.00816.82
8.0.160.0040.00416.83
8.0.150.0000.00716.64
8.0.140.0100.00616.73
8.0.130.0000.00513.25
8.0.120.0030.00516.70
8.0.110.0070.00016.86
8.0.100.0030.00416.70
8.0.90.0000.00716.65
8.0.80.0030.01216.70
8.0.70.0000.00816.69
8.0.60.0030.00516.65
8.0.50.0040.00416.68
8.0.30.0130.00917.15
8.0.20.0120.01317.40
8.0.10.0040.00416.89
8.0.00.0120.00616.56
7.4.330.0000.00615.01
7.4.320.0000.00616.53
7.4.300.0030.00316.36
7.4.290.0040.00416.41
7.4.280.0040.00416.43
7.4.270.0050.00216.38
7.4.260.0000.01016.40
7.4.250.0040.00416.38
7.4.240.0050.00216.48
7.4.230.0070.00016.45
7.4.220.0070.01116.29
7.4.210.0100.00316.53
7.4.200.0040.00416.26
7.4.160.0100.00716.43
7.4.150.0190.00617.40
7.4.140.0110.00617.86
7.4.130.0100.00716.38
7.4.120.0070.01016.37
7.4.110.0070.01016.28
7.4.100.0150.00416.44
7.4.90.0130.00316.47
7.4.80.0070.01019.39
7.4.70.0070.01016.43
7.4.60.0030.01316.34
7.4.50.0030.00616.36
7.4.40.0060.01016.23
7.4.30.0110.00816.30
7.4.10.0100.01014.86
7.4.00.0050.01214.85
7.3.330.0040.00213.11
7.3.320.0000.00513.02
7.3.310.0070.00016.15
7.3.300.0040.00416.23
7.3.290.0000.01416.09
7.3.280.0110.00616.13
7.3.270.0080.00817.40
7.3.260.0100.01016.37
7.3.250.0110.00616.25
7.3.240.0140.00616.12
7.3.230.0030.01616.39
7.3.210.0030.01416.29
7.3.200.0030.01319.39
7.3.190.0060.01216.29
7.3.180.0130.00316.39
7.3.170.0060.01016.27
7.3.160.0120.00416.52
7.3.130.0030.01314.62
7.3.120.0070.01114.44
7.3.110.0110.00714.63
7.3.100.0000.01114.68
7.3.90.0060.00914.66
7.3.80.0060.01014.91
7.3.70.0070.00714.62
7.3.60.0030.01414.38
7.3.50.0040.00814.33
7.3.40.0090.00314.32
7.3.30.0060.00614.60
7.3.20.0160.00016.56
7.3.10.0080.00816.14
7.3.00.0000.01416.50
7.2.330.0060.00916.09
7.2.320.0130.00316.43
7.2.310.0130.01016.46
7.2.300.0060.01016.25
7.2.290.0060.00916.53
7.2.260.0100.00715.07
7.2.250.0090.01214.80
7.2.240.0060.00614.97
7.2.230.0030.01015.03
7.2.220.0000.01115.03
7.2.210.0000.01214.80
7.2.200.0040.01114.88
7.2.190.0040.01114.95
7.2.180.0030.00715.03
7.2.170.0150.00014.94
7.2.160.0060.01114.87
7.2.150.0040.01416.55
7.2.140.0070.01116.64
7.2.130.0030.01216.55
7.2.120.0090.00316.63
7.2.110.0070.00716.62
7.2.100.0050.00516.74
7.2.90.0100.01016.45
7.2.80.0110.00716.84
7.2.70.0100.01016.72
7.2.60.0070.00416.60
7.2.50.0030.00616.84
7.2.40.0120.00416.48
7.2.30.0070.00316.77
7.2.20.0070.00716.70
7.2.10.0030.00916.83
7.2.00.0030.01117.98
7.1.330.0080.00615.86
7.1.320.0060.00615.44
7.1.310.0070.00316.02
7.1.300.0000.01115.88
7.1.290.0080.00615.51
7.1.280.0000.00815.46
7.1.270.0070.00715.71
7.1.260.0030.00915.77
7.1.250.0040.00815.68
7.1.240.0100.00315.80
7.1.230.0030.00615.50
7.1.220.0100.00315.76
7.1.210.0060.00615.89
7.1.200.0040.00815.70
7.1.190.0060.00915.71
7.1.180.0030.01015.72
7.1.170.0070.00715.87
7.1.160.0000.01415.73
7.1.150.0080.00015.82
7.1.140.0060.00915.48
7.1.130.0130.00015.82
7.1.120.0030.00615.66
7.1.110.0000.01115.88
7.1.100.0030.00816.89
7.1.90.0030.00615.61
7.1.80.0040.01115.91
7.1.70.0040.00416.42
7.1.60.0070.01017.60
7.1.50.0090.00716.30
7.1.40.0070.01115.42
7.1.30.0100.00715.55
7.1.20.0000.01715.64
7.1.10.0070.00415.57
7.1.00.0100.04019.09
7.0.330.0100.00315.30
7.0.320.0070.00315.33
7.0.310.0130.00315.47
7.0.300.0060.00615.45
7.0.290.0100.00315.07
7.0.280.0040.00415.43
7.0.270.0030.00915.32
7.0.260.0070.00015.14
7.0.250.0040.00715.24
7.0.240.0000.01515.50
7.0.230.0060.00615.34
7.0.220.0070.00715.27
7.0.210.0060.00915.07
7.0.200.0020.01215.85
7.0.190.0090.00615.43
7.0.180.0070.01015.35
7.0.170.0100.00715.07
7.0.160.0030.01315.34
7.0.150.0070.00315.32
7.0.140.0050.04018.73
7.0.130.0050.00515.05
7.0.120.0040.00415.51
7.0.110.0110.00315.18
7.0.100.0080.00415.22
7.0.90.0080.00015.32
7.0.80.0060.00615.20
7.0.70.0030.00615.19
7.0.60.0050.03817.61
7.0.50.0080.03816.62
7.0.40.0110.04116.89
7.0.30.0250.02016.86
7.0.20.0180.04316.83
7.0.10.0150.03116.74
7.0.00.0070.03716.62
5.6.400.0070.00314.28
5.6.390.0090.00014.43
5.6.380.0040.01114.27
5.6.370.0040.01414.27
5.6.360.0070.00414.00
5.6.350.0070.01014.34
5.6.340.0140.00014.11
5.6.330.0030.01314.23
5.6.320.0040.00414.03
5.6.310.0060.00914.50
5.6.300.0070.00314.41
5.6.290.0110.00414.08
5.6.280.0020.04217.55
5.6.270.0040.01114.63
5.6.260.0060.00614.11
5.6.250.0030.00614.31
5.6.240.0100.00314.14
5.6.230.0030.01214.04
5.6.220.0070.00714.15
5.6.210.0040.02417.35
5.6.200.0040.02516.08
5.6.190.0050.02517.46
5.6.180.0150.02817.29
5.6.170.0120.02717.19
5.6.160.0070.04917.46
5.6.150.0020.05416.25
5.6.140.0090.04116.19
5.6.130.0050.04216.30
5.6.120.0100.02817.65
5.6.110.0080.04317.65
5.6.100.0070.04017.72
5.6.90.0090.03617.54
5.6.80.0070.04017.20
5.6.70.2250.02717.34
5.6.60.0030.01314.02
5.6.50.0000.01314.06
5.6.40.0070.00713.89
5.6.30.0060.00614.01
5.6.20.0090.00613.89
5.6.10.0110.00314.17
5.6.00.0030.00914.22
5.5.380.0070.00714.20
5.5.370.0040.01114.09
5.5.360.0000.01314.29
5.5.350.0100.04517.24
5.5.340.0080.03816.00
5.5.330.0020.02617.21
5.5.320.0240.02217.16
5.5.310.0170.03217.32
5.5.300.0050.04416.08
5.5.290.0070.02216.02
5.5.280.0110.02117.45
5.5.270.0230.02317.43
5.5.260.0140.04017.64
5.5.250.0050.02817.32
5.5.240.2100.02517.19
5.5.230.0040.00814.04
5.5.220.0040.01114.18
5.5.210.0060.00614.22
5.5.200.0000.00914.18
5.5.190.0030.01314.24
5.5.180.0030.00613.97
5.5.170.0030.00614.34
5.5.160.0080.00013.89
5.5.150.0090.00614.23
5.5.140.0040.01113.90
5.5.130.0100.00313.98
5.5.120.0000.01314.02
5.5.110.0000.01514.27
5.5.100.0030.01013.77
5.5.90.0030.01014.07
5.5.80.0040.01113.98
5.5.70.0060.00314.05
5.5.60.0040.01113.79
5.5.50.0060.00314.12
5.5.40.0070.00713.83
5.5.30.0040.00414.23
5.5.20.0130.00314.27
5.5.10.0110.00414.09
5.5.00.0030.01414.05
5.4.450.0110.01715.66
5.4.440.0060.02415.55
5.4.430.0100.01715.58
5.4.420.0430.02015.74
5.4.410.0350.02515.46
5.4.400.0120.02515.53
5.4.390.0050.02915.57
5.4.380.0260.03815.27
5.4.370.0190.02915.20
5.4.360.0150.02715.26
5.4.350.0180.03215.28
5.4.340.0200.03015.18
5.4.330.0030.00611.91
5.4.320.0060.01812.18
5.4.310.0050.02112.18
5.4.300.0070.02312.18
5.4.290.0070.02112.18
5.4.280.0070.02312.13
5.4.270.0040.02112.13
5.4.260.0090.02712.13
5.4.250.0010.02512.13
5.4.240.0040.02312.13
5.4.230.0060.02212.13
5.4.220.0040.02712.13
5.4.210.0080.02512.13
5.4.200.0060.02212.13
5.4.190.0070.02412.13
5.4.180.0050.02312.13
5.4.170.0080.02912.13
5.4.160.0080.01812.13
5.4.150.0070.02112.13
5.4.140.0020.02611.97
5.4.130.0020.02111.96
5.4.120.0030.02211.94
5.4.110.0060.02611.94
5.4.100.0030.02611.94
5.4.90.0040.02211.94
5.4.80.0080.01911.94
5.4.70.0020.02311.94
5.4.60.0030.02411.94
5.4.50.0040.02311.94
5.4.40.0090.01711.93
5.4.30.0030.02311.93
5.4.20.0080.02011.93
5.4.10.0090.02311.93
5.4.00.0080.02511.68
5.3.290.0030.04112.80
5.3.280.0060.03612.71
5.3.270.0040.03912.72
5.3.260.0070.03612.72
5.3.250.0080.04012.72
5.3.240.0090.05012.72
5.3.230.0040.03812.71
5.3.220.0060.03512.68
5.3.210.0060.04312.68
5.3.200.0110.04212.68
5.3.190.0050.04412.67
5.3.180.0090.03612.67
5.3.170.0070.04112.67
5.3.160.0020.04312.67
5.3.150.0080.03512.68
5.3.140.0080.04812.66
5.3.130.0040.04712.66
5.3.120.0120.03212.66
5.3.110.0070.03712.66
5.3.100.0040.03712.12
5.3.90.0050.03612.09
5.3.80.0060.03512.07
5.3.70.0060.03512.07
5.3.60.0070.03512.06
5.3.50.0030.03812.00
5.3.40.0070.03512.00
5.3.30.0040.03611.94
5.3.20.0030.03711.72
5.3.10.0060.03311.69
5.3.00.0040.04811.68
5.2.170.0030.0319.18
5.2.160.0070.0289.18
5.2.150.0050.0309.18
5.2.140.0040.0309.18
5.2.130.0060.0269.14
5.2.120.0030.0299.13
5.2.110.0060.0279.14
5.2.100.0060.0279.13
5.2.90.0040.0289.13
5.2.80.0050.0299.13
5.2.70.0050.0299.13
5.2.60.0050.0299.08
5.2.50.0050.0289.05
5.2.40.0030.0299.03
5.2.30.0050.0289.01
5.2.20.0030.0298.99
5.2.10.0050.0278.91
5.2.00.0060.0378.77
5.1.60.0030.0248.06
5.1.50.0020.0268.05
5.1.40.0050.0238.04
5.1.30.0030.0268.39
5.1.20.0040.0258.41
5.1.10.0060.0238.13
5.1.00.0030.0408.14
5.0.50.0040.0286.61
5.0.40.0040.0266.47
5.0.30.0050.0306.29
5.0.20.0040.0276.25
5.0.10.0060.0216.23
5.0.00.0010.0326.23
4.4.90.0050.0124.78
4.4.80.0010.0164.75
4.4.70.0030.0144.75
4.4.60.0030.0154.75
4.4.50.0020.0154.77
4.4.40.0030.0244.71
4.4.30.0020.0164.76
4.4.20.0050.0134.85
4.4.10.0050.0134.84
4.4.00.0040.0224.76
4.3.110.0030.0194.67
4.3.100.0050.0204.67
4.3.90.0080.0274.63
4.3.80.0040.0224.59
4.3.70.0050.0214.63
4.3.60.0040.0134.63
4.3.50.0030.0184.63
4.3.40.0010.0314.53
4.3.30.0020.0233.27
4.3.20.0010.0173.25
4.3.10.0010.0233.21
4.3.00.0070.01314.87

preferences:
41.76 ms | 400 KiB | 5 Q