3v4l.org

run code in 300+ PHP versions simultaneously
<?php // Everything you enter here will be executed by our servers. Try it! $a = array( 'one' => 1, 'two' => 2 ); $b = $a; $b['three'] = 3; var_dump($a, $b);

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)
8.3.40.0090.01218.63
8.3.30.0100.00320.29
8.3.20.0050.00318.78
8.3.10.0040.00420.94
8.3.00.0080.00023.70
8.2.170.0120.00322.96
8.2.160.0030.01020.46
8.2.150.0080.00024.18
8.2.140.0050.00324.66
8.2.130.0040.00426.16
8.2.120.0050.00219.27
8.2.110.0070.00319.24
8.2.100.0120.00017.91
8.2.90.0040.00419.03
8.2.80.0000.00819.39
8.2.70.0060.00317.63
8.2.60.0000.00818.03
8.2.50.0080.00618.07
8.2.40.0040.00419.95
8.2.30.0050.00319.36
8.2.20.0040.00417.66
8.2.10.0000.00817.57
8.2.00.0040.00417.68
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0070.00422.59
8.1.230.0030.00721.03
8.1.220.0000.00918.77
8.1.210.0040.00818.77
8.1.200.0120.00017.25
8.1.190.0070.00017.40
8.1.180.0000.00818.10
8.1.170.0000.00718.52
8.1.160.0000.00718.76
8.1.150.0040.00418.64
8.1.140.0040.00417.40
8.1.130.0000.00817.91
8.1.120.0030.00417.36
8.1.110.0000.00817.28
8.1.100.0060.00317.43
8.1.90.0000.00817.44
8.1.80.0030.00517.45
8.1.70.0030.00317.40
8.1.60.0000.01017.55
8.1.50.0000.00717.46
8.1.40.0040.00417.43
8.1.30.0040.00417.63
8.1.20.0040.00417.54
8.1.10.0000.00717.56
8.1.00.0000.00917.44
8.0.300.0070.00419.96
8.0.290.0040.00417.16
8.0.280.0000.00718.43
8.0.270.0070.00017.30
8.0.260.0030.00316.66
8.0.250.0040.00416.80
8.0.240.0040.00416.93
8.0.230.0030.00316.90
8.0.220.0040.00416.78
8.0.210.0000.00816.80
8.0.200.0000.00616.78
8.0.190.0060.00316.79
8.0.180.0070.00016.85
8.0.170.0000.00716.85
8.0.160.0040.00316.81
8.0.150.0080.00016.81
8.0.140.0040.00416.74
8.0.130.0000.00613.22
8.0.120.0030.00516.68
8.0.110.0070.00016.66
8.0.100.0080.00016.70
8.0.90.0000.00716.73
8.0.80.0080.00816.77
8.0.70.0050.00316.77
8.0.60.0070.00016.68
8.0.50.0040.00416.80
8.0.30.0070.01116.91
8.0.20.0100.00817.40
8.0.10.0040.00416.81
8.0.00.0090.01116.72
7.4.330.0050.00015.10
7.4.320.0000.00716.50
7.4.300.0000.00616.45
7.4.290.0030.00316.42
7.4.280.0070.00016.28
7.4.270.0050.00316.49
7.4.260.0030.00313.21
7.4.250.0040.00416.42
7.4.240.0000.00716.53
7.4.230.0000.00716.62
7.4.220.0120.00616.41
7.4.210.0060.00816.40
7.4.200.0040.00416.34
7.4.190.0030.00516.25
7.4.160.0100.00616.35
7.4.150.0090.00917.40
7.4.140.0080.01317.86
7.4.130.0060.01116.33
7.4.120.0100.00716.48
7.4.110.0060.01216.48
7.4.100.0090.00916.35
7.4.90.0140.00516.35
7.4.80.0040.01319.39
7.4.70.0100.00716.58
7.4.60.0090.00816.39
7.4.50.0030.00516.66
7.4.40.0030.01222.77
7.4.30.0110.01116.47
7.4.00.0110.00315.03
7.3.330.0000.00813.07
7.3.320.0050.00012.93
7.3.310.0000.00716.26
7.3.300.0050.00316.18
7.3.290.0120.00416.25
7.3.280.0060.01316.22
7.3.270.0040.01317.40
7.3.260.0060.01418.24
7.3.250.0120.00816.49
7.3.240.0120.00616.19
7.3.230.0080.00816.39
7.3.210.0000.01616.41
7.3.200.0120.00619.39
7.3.190.0160.00616.20
7.3.180.0110.00516.63
7.3.170.0120.00816.27
7.3.160.0090.00616.43
7.3.120.0060.00914.63
7.3.110.0070.01014.37
7.3.100.0110.00714.54
7.3.90.0110.00415.06
7.3.80.0000.01114.84
7.3.70.0060.00314.52
7.3.60.0090.00314.66
7.3.50.0070.01014.79
7.3.40.0120.00014.54
7.3.30.0060.00914.72
7.3.20.0030.01416.48
7.3.10.0060.00716.60
7.3.00.0060.00816.39
7.2.330.0090.00916.51
7.2.320.0160.00616.41
7.2.310.0200.00416.59
7.2.300.0030.01516.56
7.2.290.0070.01016.36
7.2.250.0100.00714.75
7.2.240.0030.01514.75
7.2.230.0030.01014.82
7.2.220.0150.00014.84
7.2.210.0060.00315.12
7.2.200.0030.00714.83
7.2.190.0120.00315.02
7.2.180.0030.00914.70
7.2.170.0090.00614.90
7.2.160.0060.00614.86
7.2.150.0030.01016.77
7.2.140.0100.00616.85
7.2.130.0020.01016.63
7.2.120.0040.01016.80
7.2.110.0110.00516.61
7.2.100.0080.00316.70
7.2.90.0090.00816.79
7.2.80.0040.01116.61
7.2.70.0100.00516.62
7.2.60.0040.01216.78
7.2.50.0090.00516.68
7.2.40.0100.00816.67
7.2.30.0060.00816.83
7.2.20.0050.00516.78
7.2.10.0060.00616.68
7.2.00.0040.00917.70
7.1.330.0070.01015.36
7.1.320.0030.01015.50
7.1.310.0030.00915.59
7.1.300.0080.00815.42
7.1.290.0030.01015.52
7.1.280.0070.00415.75
7.1.270.0030.01015.69
7.1.260.0030.00615.73
7.1.250.0080.00415.80
7.1.240.0030.01515.67
7.1.230.0000.01815.73
7.1.220.0000.01015.89
7.1.210.0070.00715.68
7.1.200.0030.01015.62
7.1.190.0050.00515.88
7.1.180.0090.00615.61
7.1.170.0000.01615.54
7.1.160.0030.01315.53
7.1.150.0070.00315.54
7.1.140.0040.00815.41
7.1.130.0130.00315.55
7.1.120.0030.01015.64
7.1.110.0000.01515.86
7.1.100.0040.00916.93
7.1.90.0030.00715.92
7.1.80.0060.00615.71
7.1.70.0100.00416.30
7.1.60.0040.00917.34
7.1.50.0160.01025.26
7.1.40.0110.00715.84
7.1.30.0030.01015.64
7.1.20.0060.00915.47
7.1.10.0040.00415.56
7.1.00.0090.02218.89
7.0.330.0050.00515.03
7.0.320.0030.01315.25
7.0.310.0140.00015.13
7.0.300.0030.01315.33
7.0.290.0030.00615.14
7.0.280.0000.00815.38
7.0.270.0040.01115.24
7.0.260.0000.01415.23
7.0.250.0070.00715.50
7.0.240.0070.00715.29
7.0.230.0000.01015.14
7.0.220.0030.01015.18
7.0.210.0060.00915.25
7.0.200.0080.00816.05
7.0.190.0030.00714.99
7.0.180.0000.00815.20
7.0.170.0110.00015.25
7.0.160.0030.01015.36
7.0.150.0000.01215.03
7.0.140.0090.03818.83
7.0.130.0000.01015.23
7.0.120.0090.00315.22
7.0.110.0060.00315.35
7.0.100.0000.01115.15
7.0.90.0060.00915.23
7.0.80.0000.01015.04
7.0.70.0060.02418.46
7.0.60.0060.02818.58
7.0.50.0100.04018.73
7.0.40.0050.03716.58
7.0.30.0060.04516.58
7.0.20.0000.05216.63
7.0.10.0030.04416.74
7.0.00.0050.04916.78
5.6.400.0030.00614.38
5.6.390.0040.00714.29
5.6.380.0100.01014.52
5.6.370.0080.00813.79
5.6.360.0030.01614.46
5.6.350.0030.01214.05
5.6.340.0090.00614.10
5.6.330.0060.01014.19
5.6.320.0050.00514.37
5.6.310.0070.01014.39
5.6.300.0070.01114.28
5.6.290.0030.01414.63
5.6.280.0060.03717.42
5.6.270.0000.02014.20
5.6.260.0070.00714.05
5.6.250.0070.00714.02
5.6.240.0060.00914.19
5.6.230.0090.00614.55
5.6.220.0060.04117.63
5.6.210.0060.03317.68
5.6.200.0060.04217.68
5.6.190.0030.03317.59
5.6.180.0060.03417.46
5.6.170.0050.03017.61
5.6.160.0070.02717.43
5.6.150.0030.04217.83
5.6.140.0000.04017.72
5.6.130.0100.04417.77
5.6.120.0080.02717.57
5.6.110.0050.03117.58
5.6.100.0070.04317.62
5.6.90.0050.02817.58
5.6.80.0120.03817.48
5.6.70.0090.04017.30
5.6.60.0040.03717.30
5.6.50.0020.02517.36
5.6.40.0030.04617.30
5.6.30.0030.04517.18
5.6.20.0040.03217.37
5.6.10.0060.03717.30
5.6.00.0090.03817.37
5.5.380.0030.00713.96
5.5.370.0000.01513.91
5.5.360.0080.04217.23
5.5.350.0070.04517.26
5.5.340.0070.04417.40
5.5.330.0100.02217.45
5.5.320.0000.04717.42
5.5.310.0050.04117.68
5.5.300.0080.03517.40
5.5.290.0070.04517.31
5.5.280.0070.03217.17
5.5.270.0060.04117.43
5.5.260.0050.04517.41
5.5.250.0060.03417.46
5.5.240.0080.03817.13
5.5.230.0040.04717.28
5.5.220.0110.03117.32
5.5.210.0030.03516.96
5.5.200.0100.02316.97
5.5.190.0030.04017.02
5.5.180.0030.03317.13
5.5.170.0110.00014.02
5.5.160.0080.04017.14
5.5.150.0030.03216.96
5.5.140.0030.04217.00
5.5.130.0090.02216.87
5.5.120.0070.04116.89
5.5.110.0060.02417.02
5.5.100.0050.04516.95
5.5.90.0090.03717.01
5.5.80.0130.02817.19
5.5.70.0110.04217.18
5.5.60.0020.04217.07
5.5.50.0050.04116.98
5.5.40.0020.04816.82
5.5.30.0070.04017.20
5.5.20.0050.04517.20
5.5.10.0100.04017.17
5.5.00.0060.02817.05
5.4.450.0050.04315.03
5.4.440.0080.04215.25
5.4.430.0030.03315.19
5.4.420.0050.04715.27
5.4.410.0030.03315.12
5.4.400.0050.04014.96
5.4.390.0080.03814.88
5.4.380.0080.03515.08
5.4.370.0060.04114.97
5.4.360.0040.04114.94
5.4.350.0050.03814.79
5.4.340.0030.04214.91
5.4.330.0060.00610.90
5.4.320.0030.03314.85
5.4.310.0050.03515.09
5.4.300.0070.03314.95
5.4.290.0030.04014.92
5.4.280.0070.04214.89
5.4.270.0030.03114.88
5.4.260.0070.02815.08
5.4.250.0030.04314.84
5.4.240.0020.02715.08
5.4.230.0070.03314.90
5.4.220.0020.04614.93
5.4.210.0100.03714.91
5.4.200.0030.04515.01
5.4.190.0080.04014.94
5.4.180.0060.03614.91
5.4.170.0030.02314.90
5.4.160.0030.02714.92
5.4.150.0030.02515.00
5.4.140.0020.04513.59
5.4.130.0030.03813.54
5.4.120.0080.03313.58
5.4.110.0050.03713.68
5.4.100.0030.04013.56
5.4.90.0020.02913.57
5.4.80.0020.03813.57
5.4.70.0030.04013.55
5.4.60.0060.03613.74
5.4.50.0050.03513.56
5.4.40.0050.03413.67
5.4.30.0030.04013.60
5.4.20.0060.03713.64
5.4.10.0050.04213.58
5.4.00.0000.04113.32
5.3.290.0020.04012.71
5.3.280.0030.03912.66
5.3.270.0000.04612.69
5.3.260.0000.02512.67
5.3.250.0050.03512.68
5.3.240.0020.02912.69
5.3.230.0020.04312.70
5.3.220.0070.03912.63
5.3.210.0030.04012.60
5.3.200.0030.03612.61
5.3.190.0060.04212.67
5.3.180.0000.04512.67
5.3.170.0010.03012.59
5.3.160.0050.03712.66
5.3.150.0040.03012.67
5.3.140.0010.04112.66
5.3.130.0000.04112.60
5.3.120.0070.03712.60
5.3.110.0020.04512.60
5.3.100.0050.02812.34
5.3.90.0020.02312.39
5.3.80.0080.03012.34
5.3.70.0020.04012.29
5.3.60.0000.04112.39
5.3.50.0020.02512.37
5.3.40.0050.03912.37
5.3.30.0040.02812.35
5.3.20.0020.03012.24
5.3.10.0050.02312.21
5.3.00.0080.03712.20
5.2.170.0070.06312.37
5.2.160.0030.06012.37
5.2.150.0030.05312.37
5.2.140.0030.06012.37
5.2.130.0000.05712.37
5.2.120.0000.06012.37
5.2.110.0000.06712.37
5.2.100.0030.05712.37
5.2.90.0100.05312.37
5.2.80.0030.06012.37
5.2.70.0030.05312.37
5.2.60.0070.06012.37
5.2.50.0000.05712.37
5.2.40.0070.05012.37
5.2.30.0030.06012.37
5.2.20.0100.05312.37
5.2.10.0000.06712.37
5.2.00.0030.05312.37
5.1.60.0000.04012.37
5.1.50.0000.05312.37
5.1.40.0030.05312.37
5.1.30.0070.04312.37
5.1.20.0030.03712.37
5.1.10.0030.05712.37
5.1.00.0030.04312.37
5.0.50.0030.03712.37
5.0.40.0000.04312.37
5.0.30.0030.06712.37
5.0.20.0030.04312.37
5.0.10.0070.04312.37
5.0.00.0030.06312.37
4.4.90.0000.03712.37
4.4.80.0030.03312.37
4.4.70.0070.03312.37
4.4.60.0000.03712.37
4.4.50.0070.03312.37
4.4.40.0000.05012.37
4.4.30.0030.03312.37
4.4.20.0000.03712.37
4.4.10.0030.02712.37
4.4.00.0000.05712.37
4.3.110.0030.03012.37
4.3.100.0000.03312.37
4.3.90.0000.03712.37
4.3.80.0000.05312.37
4.3.70.0030.03012.37
4.3.60.0000.03312.37
4.3.50.0000.03312.37
4.3.40.0000.05312.37
4.3.30.0000.03712.37
4.3.20.0000.03312.37
4.3.10.0030.03712.37
4.3.00.0070.02312.37

preferences:
38.94 ms | 400 KiB | 5 Q