3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = ['aa' => 4, 'cc' => 6]; $b = ['cc' => 6, 'aa' => 4]; var_dump( array_keys( $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)
8.3.40.0090.01218.36
8.3.30.0110.00320.33
8.3.20.0070.00020.35
8.3.10.0040.00420.96
8.3.00.0000.00822.27
8.2.170.0110.00422.96
8.2.160.0070.01322.13
8.2.150.0060.00324.18
8.2.140.0080.00324.66
8.2.130.0000.00726.16
8.2.120.0040.00420.62
8.2.110.0060.00319.29
8.2.100.0070.00417.66
8.2.90.0040.00419.06
8.2.80.0000.00817.97
8.2.70.0050.00317.50
8.2.60.0080.00017.92
8.2.50.0030.00618.07
8.2.40.0090.00018.23
8.2.30.0070.00019.41
8.2.20.0070.00017.64
8.2.10.0060.00317.61
8.2.00.0000.00817.48
8.1.270.0080.00023.99
8.1.260.0040.00426.35
8.1.250.0110.00428.09
8.1.240.0040.00422.43
8.1.230.0080.00320.79
8.1.220.0040.00418.77
8.1.210.0080.00019.00
8.1.200.0030.00617.22
8.1.190.0040.00417.41
8.1.180.0000.00818.10
8.1.170.0040.00418.52
8.1.160.0070.00018.80
8.1.150.0030.00518.51
8.1.140.0000.00717.27
8.1.130.0030.00317.70
8.1.120.0080.00317.30
8.1.110.0040.00317.31
8.1.100.0050.00217.39
8.1.90.0050.00217.34
8.1.80.0040.00317.30
8.1.70.0040.00417.40
8.1.60.0040.00417.52
8.1.50.0040.00417.37
8.1.40.0000.00817.40
8.1.30.0050.00317.57
8.1.20.0030.00517.50
8.1.10.0000.00717.34
8.1.00.0000.00817.38
8.0.300.0060.00319.94
8.0.290.0040.00417.05
8.0.280.0030.00318.34
8.0.270.0000.00717.20
8.0.260.0040.00416.71
8.0.250.0040.00416.77
8.0.240.0000.00816.94
8.0.230.0040.00416.90
8.0.220.0070.00016.73
8.0.210.0000.00716.82
8.0.200.0040.00416.88
8.0.190.0000.00816.90
8.0.180.0040.00416.79
8.0.170.0000.00716.87
8.0.160.0070.00016.81
8.0.150.0000.00716.68
8.0.140.0040.00416.77
8.0.130.0060.00013.29
8.0.120.0040.00416.76
8.0.110.0000.00716.89
8.0.100.0030.00316.76
8.0.90.0030.00316.63
8.0.80.0110.00416.71
8.0.70.0040.00416.87
8.0.60.0000.00816.66
8.0.50.0030.00516.64
8.0.30.0150.00516.77
8.0.20.0140.00817.40
8.0.10.0050.00216.79
8.0.00.0120.00516.66
7.4.330.0000.00516.77
7.4.320.0000.00616.50
7.4.300.0030.00316.38
7.4.290.0000.00716.43
7.4.280.0040.00416.34
7.4.270.0000.00716.43
7.4.260.0000.00613.17
7.4.250.0000.00816.48
7.4.240.0000.00716.40
7.4.230.0050.00216.51
7.4.220.0120.00616.57
7.4.210.0110.00616.48
7.4.200.0000.00716.55
7.4.190.0030.00416.40
7.4.160.0060.00916.53
7.4.150.0090.00917.40
7.4.140.0100.00817.86
7.4.130.0080.01316.39
7.4.120.0070.01016.43
7.4.110.0070.01016.48
7.4.100.0030.01616.48
7.4.90.0150.00416.35
7.4.80.0080.00819.39
7.4.70.0100.00616.42
7.4.60.0060.01316.50
7.4.50.0000.00716.48
7.4.40.0040.01522.77
7.4.30.0160.00316.40
7.4.10.0030.01014.84
7.4.00.0060.01015.00
7.3.330.0000.00512.98
7.3.320.0000.00712.87
7.3.310.0030.00316.26
7.3.300.0060.00016.04
7.3.290.0080.00416.10
7.3.280.0120.00916.16
7.3.270.0070.01017.40
7.3.260.0170.00218.24
7.3.250.0120.00816.42
7.3.240.0060.01016.14
7.3.230.0120.00416.43
7.3.210.0030.01416.18
7.3.200.0070.01519.39
7.3.190.0090.00916.20
7.3.180.0060.01016.35
7.3.170.0030.01316.49
7.3.160.0100.01016.34
7.3.130.0040.01414.59
7.3.120.0050.01214.59
7.3.110.0120.00314.92
7.3.100.0030.01214.20
7.3.90.0140.00014.79
7.3.80.0030.00614.72
7.3.70.0060.01014.65
7.3.60.0000.01214.42
7.3.50.0130.00014.54
7.3.40.0030.00614.29
7.3.30.0030.01014.75
7.3.20.0060.00316.58
7.3.10.0000.00816.59
7.3.00.0060.00916.57
7.2.330.0070.01316.44
7.2.320.0140.00416.14
7.2.310.0100.01116.16
7.2.300.0170.00016.40
7.2.290.0090.00916.53
7.2.260.0130.00614.46
7.2.250.0140.00315.06
7.2.240.0070.00714.74
7.2.230.0030.00714.64
7.2.220.0070.01014.99
7.2.210.0040.00414.72
7.2.200.0060.00314.59
7.2.190.0100.00314.98
7.2.180.0000.01014.68
7.2.170.0060.00314.50
7.2.160.0000.01014.98
7.2.150.0060.00616.80
7.2.140.0030.01016.70
7.2.130.0050.00616.74
7.2.120.0070.00716.49
7.2.110.0080.00616.70
7.2.100.0070.00316.52
7.2.90.0050.00816.57
7.2.80.0030.00816.48
7.2.70.0030.01316.61
7.2.60.0040.00816.53
7.2.50.0100.00516.70
7.2.40.0030.01116.81
7.2.30.0040.00916.66
7.2.20.0020.01116.68
7.2.10.0040.01016.54
7.2.00.0020.01317.50
7.1.330.0040.00715.50
7.1.320.0000.01315.59
7.1.310.0070.00715.71
7.1.300.0110.00015.61
7.1.290.0040.00415.77
7.1.280.0000.01415.57
7.1.270.0040.00715.54
7.1.260.0030.01015.72
7.1.250.0070.00315.89
7.1.240.0030.00915.82
7.1.230.0030.00615.69
7.1.220.0030.00915.59
7.1.210.0080.00315.85
7.1.200.0040.01115.71
7.1.190.0050.00715.54
7.1.180.0000.01015.63
7.1.170.0030.01015.63
7.1.160.0070.00515.77
7.1.150.0080.00715.68
7.1.140.0070.00515.80
7.1.130.0060.00615.50
7.1.120.0050.00915.55
7.1.110.0050.00815.59
7.1.100.0040.00816.54
7.1.90.0030.00915.61
7.1.80.0020.01015.48
7.1.70.0040.00616.06
7.1.60.0050.00816.83
7.1.50.0040.01316.05
7.1.40.0030.01115.69
7.1.30.0040.00915.62
7.1.20.0070.00315.68
7.1.10.0110.00415.50
7.1.00.0030.03317.84
7.0.330.0020.00915.19
7.0.320.0060.00615.08
7.0.310.0020.01215.17
7.0.300.0050.00815.34
7.0.290.0060.00815.30
7.0.280.0090.00515.46
7.0.270.0030.00715.07
7.0.260.0060.00615.44
7.0.250.0080.00515.22
7.0.240.0050.00815.46
7.0.230.0040.00815.27
7.0.220.0030.00815.45
7.0.210.0050.00815.28
7.0.200.0050.00515.76
7.0.190.0050.00615.31
7.0.180.0050.00715.31
7.0.170.0030.00615.49
7.0.160.0040.00615.26
7.0.150.0040.00815.35
7.0.140.0040.02917.50
7.0.130.0050.00715.34
7.0.120.0050.00715.21
7.0.110.0040.00815.15
7.0.100.0060.01917.04
7.0.90.0070.01916.84
7.0.80.0040.01916.80
7.0.70.0010.01816.80
7.0.60.0060.01516.70
7.0.50.0030.02416.91
7.0.40.0060.02015.67
7.0.30.0040.02015.60
7.0.20.0050.02015.67
7.0.10.0050.02015.57
7.0.00.0010.02215.68
5.6.400.0030.00614.27
5.6.390.0120.00314.55
5.6.380.0060.00714.16
5.6.370.0040.00914.16
5.6.360.0090.00514.07
5.6.350.0080.00714.22
5.6.340.0020.01114.21
5.6.330.0020.01114.23
5.6.320.0030.00914.27
5.6.310.0080.00414.19
5.6.300.0050.00814.00
5.6.290.0110.00314.11
5.6.280.0030.03216.39
5.6.270.0040.01014.13
5.6.260.0020.01014.22
5.6.250.0080.01616.32
5.6.240.0040.02216.36
5.6.230.0040.01916.30
5.6.220.0040.01616.19
5.6.210.0020.02816.27
5.6.200.0070.01516.42
5.6.190.0070.01616.27
5.6.180.0080.01616.58
5.6.170.0080.01816.44
5.6.160.0080.02816.36
5.6.150.0060.01816.53
5.6.140.0060.01716.52
5.6.130.0070.01816.31
5.6.120.0030.02116.46
5.6.110.0060.01716.43
5.6.100.0030.01916.52
5.6.90.0090.01716.64
5.6.80.0060.01816.20
5.6.70.0060.01716.28
5.6.60.0060.01616.18
5.6.50.0080.02116.11
5.6.40.0090.02116.18
5.6.30.0070.03016.20
5.6.20.0070.03216.10
5.6.10.0020.03416.09
5.6.00.0050.03116.22
5.5.380.0080.01315.10
5.5.370.0060.02515.11
5.5.360.0020.03115.23
5.5.350.0040.01915.18
5.5.340.0060.01715.30
5.5.330.0090.01715.31
5.5.320.0050.02115.42
5.5.310.0050.01815.33
5.5.300.0080.01615.40
5.5.290.0040.01615.27
5.5.280.0040.01815.38
5.5.270.0070.01615.13
5.5.260.0040.01715.17
5.5.250.0020.02015.12
5.5.240.0070.01214.98
5.5.230.0020.01915.05
5.5.220.0060.01515.03
5.5.210.0030.01815.12
5.5.200.0030.02514.93
5.5.190.0070.01815.07
5.5.180.0040.03315.04
5.5.170.0070.00312.38
5.5.160.0080.02614.97
5.5.150.0080.02915.04
5.5.140.0090.02514.94
5.5.130.0090.02515.07
5.5.120.0070.02415.02
5.5.110.0030.02815.15
5.5.100.0100.02514.92
5.5.90.0060.01614.91
5.5.80.0040.03115.00
5.5.70.0040.02114.86
5.5.60.0060.01514.96
5.5.50.0070.02914.95
5.5.40.0050.03214.98
5.5.30.0080.02815.11
5.5.20.0030.03214.84
5.5.10.0060.01815.11
5.5.00.0100.02415.00
5.4.450.0050.01814.33
5.4.440.0030.02014.27
5.4.430.0040.01714.21
5.4.420.0030.01814.22
5.4.410.0050.01314.28
5.4.400.0010.02214.16
5.4.390.0070.01314.25
5.4.380.0030.01714.22
5.4.370.0040.01514.27
5.4.360.0030.03114.27
5.4.350.0050.02914.16
5.4.340.0040.02914.25
5.4.330.0050.00611.69
5.4.320.0080.02514.15
5.4.310.0070.02714.24
5.4.300.0050.02614.18
5.4.290.0070.02714.14
5.4.280.0090.02614.23
5.4.270.0060.02614.18
5.4.260.0050.02914.15
5.4.250.0020.03114.30
5.4.240.0070.02714.16
5.4.230.0090.02214.17
5.4.220.0070.02514.26
5.4.210.0060.02814.25
5.4.200.0050.02814.27
5.4.190.0030.02614.23
5.4.180.0070.01714.29
5.4.170.0080.02314.20
5.4.160.0040.01814.31
5.4.150.0130.02214.19
5.4.140.0050.02813.44
5.4.130.0050.02913.25
5.4.120.0040.02413.31
5.4.110.0020.02713.34
5.4.100.0040.02713.30
5.4.90.0080.02813.30
5.4.80.0050.02613.31
5.4.70.0020.01913.35
5.4.60.0070.02413.35
5.4.50.0020.02113.34
5.4.40.0040.02313.37
5.4.30.0090.02113.25
5.4.20.0080.02413.40
5.4.10.0060.02613.34
5.4.00.0070.02613.09
5.3.290.0040.01612.90
5.3.280.0060.01912.95
5.3.270.0030.01612.96
5.3.260.0030.02512.93
5.3.250.0050.02412.89
5.3.240.0060.01712.88
5.3.230.0080.02412.85
5.3.220.0020.03212.85
5.3.210.0040.03012.88
5.3.200.0090.02412.90
5.3.190.0030.02912.96
5.3.180.0020.02513.00
5.3.170.0070.02312.91
5.3.160.0060.02312.96
5.3.150.0040.02912.98
5.3.140.0000.02112.93
5.3.130.0080.02512.89
5.3.120.0080.02412.94
5.3.110.0030.02212.98
5.3.100.0040.01812.96
5.3.90.0070.02712.95
5.3.80.0030.02712.92
5.3.70.0050.03012.96
5.3.60.0050.02812.97
5.3.50.0020.02912.93
5.3.40.0030.01712.92
5.3.30.0080.01912.90
5.3.20.0070.02312.90
5.3.10.0060.02212.89
5.3.00.0070.02112.79
5.2.170.0030.03412.60
5.2.160.0030.01812.60
5.2.150.0040.02712.60
5.2.140.0080.03312.60
5.2.130.0050.01812.60
5.2.120.0030.03312.60
5.2.110.0030.03012.60
5.2.100.0020.02812.60
5.2.90.0040.02012.60
5.2.80.0030.02012.60
5.2.70.0090.02112.60
5.2.60.0050.03112.60
5.2.50.0090.03012.60
5.2.40.0030.02212.60
5.2.30.0030.02912.60
5.2.20.0030.01812.60
5.2.10.0030.02612.60
5.2.00.0020.02612.60
5.1.60.0020.01712.60
5.1.50.0060.02312.60
5.1.40.0060.02212.60
5.1.30.0070.02712.60
5.1.20.0050.02812.60
5.1.10.0070.02312.60
5.1.00.0040.02912.60
5.0.50.0010.02512.60
5.0.40.0030.01312.60
5.0.30.0020.03812.60
5.0.20.0000.02412.60
5.0.10.0030.02012.60
5.0.00.0020.02512.60
4.4.90.0050.01712.60
4.4.80.0050.01612.60
4.4.70.0090.01312.60
4.4.60.0040.01212.60
4.4.50.0000.01712.60
4.4.40.0020.02712.60
4.4.30.0000.02012.60
4.4.20.0020.02012.60
4.4.10.0020.02012.60
4.4.00.0000.03212.60
4.3.110.0000.02012.60
4.3.100.0020.01812.60
4.3.90.0020.02012.60
4.3.80.0020.02812.60
4.3.70.0000.01312.60
4.3.60.0020.01812.60
4.3.50.0040.01012.60
4.3.40.0060.02312.60
4.3.30.0000.01212.60
4.3.20.0030.01712.60
4.3.10.0020.01512.60
4.3.00.0020.01812.60

preferences:
44.12 ms | 400 KiB | 5 Q