3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a=array('b','c','d'); var_dump(array_flip($a));

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)
8.3.60.0110.00418.13
8.3.50.0120.00521.02
8.3.40.0110.00418.66
8.3.30.0110.00418.50
8.3.20.0000.00718.48
8.3.10.0000.00821.10
8.3.00.0070.00023.53
8.2.180.0040.01118.26
8.2.170.0100.00322.96
8.2.160.0130.00020.38
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0110.00019.33
8.2.110.0000.00920.30
8.2.100.0000.01118.09
8.2.90.0070.00019.05
8.2.80.0090.00017.97
8.2.70.0000.00817.36
8.2.60.0080.00017.93
8.2.50.0040.00418.07
8.2.40.0100.00018.03
8.2.30.0060.00319.80
8.2.20.0070.00017.59
8.2.10.0050.00217.60
8.2.00.0000.00817.55
8.1.280.0070.00725.92
8.1.270.0040.00423.99
8.1.260.0040.00426.35
8.1.250.0080.00028.09
8.1.240.0060.00323.91
8.1.230.0000.01019.16
8.1.220.0030.00617.74
8.1.210.0080.00018.77
8.1.200.0070.00717.00
8.1.190.0000.00817.22
8.1.180.0050.00318.10
8.1.170.0000.00818.70
8.1.160.0040.00421.92
8.1.150.0000.00718.56
8.1.140.0040.00417.43
8.1.130.0000.00717.71
8.1.120.0070.00017.30
8.1.110.0000.00717.36
8.1.100.0000.00817.27
8.1.90.0000.00717.38
8.1.80.0000.00817.39
8.1.70.0000.00717.29
8.1.60.0030.00617.41
8.1.50.0040.00417.38
8.1.40.0030.00617.44
8.1.30.0060.00317.62
8.1.20.0040.00417.57
8.1.10.0000.00817.30
8.1.00.0080.00317.34
8.0.300.0070.00018.77
8.0.290.0030.00616.63
8.0.280.0000.00718.41
8.0.270.0080.00017.98
8.0.260.0060.00016.68
8.0.250.0040.00416.77
8.0.240.0060.00616.75
8.0.230.0030.00316.82
8.0.220.0040.00416.81
8.0.210.0000.00716.84
8.0.200.0000.00716.89
8.0.190.0040.00416.79
8.0.180.0070.00316.74
8.0.170.0030.00416.71
8.0.160.0000.00716.72
8.0.150.0040.00416.76
8.0.140.0070.00016.76
8.0.130.0060.00013.20
8.0.120.0030.00616.67
8.0.110.0030.00616.94
8.0.100.0040.00416.71
8.0.90.0000.00716.83
8.0.80.0080.00816.77
8.0.70.0040.00416.76
8.0.60.0070.00016.71
8.0.50.0000.00816.80
8.0.30.0130.00816.91
8.0.20.0120.00617.40
8.0.10.0040.00417.00
8.0.00.0080.00816.75
7.4.330.0000.00514.59
7.4.320.0030.00316.45
7.4.300.0030.00316.43
7.4.290.0070.00016.51
7.4.280.0040.00416.46
7.4.270.0040.00416.53
7.4.260.0050.00013.31
7.4.250.0000.00716.46
7.4.240.0030.00316.29
7.4.230.0070.00016.59
7.4.220.0150.01116.52
7.4.210.0060.01016.50
7.4.200.0040.00416.26
7.4.190.0030.00316.65
7.4.160.0070.01516.33
7.4.150.0200.00317.40
7.4.140.0080.00817.86
7.4.130.0090.00716.28
7.4.120.0090.01116.44
7.4.110.0090.00916.30
7.4.100.0130.00316.37
7.4.90.0130.01016.35
7.4.80.0090.00919.37
7.4.70.0070.01016.41
7.4.60.0100.00716.32
7.4.50.0060.00316.26
7.4.40.0080.00822.27
7.4.30.0080.00816.42
7.4.00.0080.00314.80
7.3.330.0050.00012.93
7.3.320.0050.00013.04
7.3.310.0000.00716.26
7.3.300.0020.00516.15
7.3.290.0110.00716.13
7.3.280.0090.00816.15
7.3.270.0120.00417.40
7.3.260.0100.00818.24
7.3.250.0150.00516.47
7.3.240.0060.01016.28
7.3.230.0140.01116.39
7.3.210.0070.01016.28
7.3.200.0120.01119.39
7.3.190.0080.00816.28
7.3.180.0110.00716.30
7.3.170.0030.01216.39
7.3.160.0030.01316.25
7.3.120.0100.00714.73
7.3.10.0220.00616.48
7.3.00.0030.01616.31
7.2.330.0090.00916.51
7.2.320.0140.00716.27
7.2.310.0100.00716.41
7.2.300.0130.00316.41
7.2.290.0100.00716.43
7.2.130.0170.01116.64
7.2.120.0090.00916.41
7.2.110.0080.00416.54
7.2.100.0060.00616.17
7.2.90.0080.00516.29
7.2.80.0030.00716.51
7.2.70.0060.00716.69
7.2.60.0100.00316.41
7.2.50.0060.00316.61
7.2.40.0080.00416.41
7.2.30.0070.00716.66
7.2.20.0080.00516.55
7.2.10.0210.00716.84
7.2.00.0040.01317.99
7.1.250.0070.00415.23
7.1.200.0030.01015.77
7.1.100.0070.00718.00
7.1.70.0040.00417.13
7.1.60.0000.01317.02
7.1.50.0080.00316.85
7.1.40.0070.00316.38
7.1.30.0080.00416.58
7.1.20.0070.01016.70
7.1.10.0000.00716.51
7.1.00.0000.00916.75
7.0.200.0030.00316.56
7.0.190.0000.00716.50
7.0.180.0040.00416.05
7.0.170.0060.00316.45
7.0.160.0040.00416.20
7.0.150.0070.00016.19
7.0.140.0050.00216.32
7.0.130.0000.00916.51
7.0.120.0040.00416.42
7.0.110.0030.00516.34
7.0.100.0060.00316.20
7.0.90.0000.00916.17
7.0.80.0000.01016.50
7.0.70.0000.00816.42
7.0.60.0000.00716.15
7.0.50.0080.00016.15
7.0.40.0000.01015.26
7.0.30.0100.00015.26
7.0.20.0000.00815.26
7.0.10.0000.00715.26
7.0.00.0040.00415.26
5.6.300.0030.04020.95
5.6.290.0030.04220.78
5.6.280.0070.03720.80
5.6.270.0070.03720.87
5.6.260.0100.03920.86
5.6.250.0000.04520.86
5.6.240.0030.04320.86
5.6.230.0030.04020.96
5.6.220.0030.04220.83
5.6.210.0070.03620.61
5.6.200.0030.04121.04
5.6.190.0070.04020.94
5.6.180.0030.04220.85
5.6.170.0030.04320.82
5.6.160.0000.04520.97
5.6.150.0030.05020.98
5.6.140.0140.03720.97
5.6.130.0030.03920.97
5.6.120.0130.04220.83
5.6.110.0030.04420.72
5.6.100.0060.04120.97
5.6.90.0030.04520.90
5.6.80.0030.04420.43
5.6.70.0000.04520.19
5.6.60.0100.03520.32
5.6.50.0000.04020.29
5.6.40.0070.08220.17
5.6.30.0130.03520.38
5.6.20.0070.04020.37
5.6.10.0070.03720.18
5.6.00.0100.03220.17
5.5.380.0220.03217.50
5.5.370.0070.03617.57
5.5.360.0000.06817.45
5.5.350.0060.04417.45
5.5.340.0000.04317.95
5.5.330.0100.03918.03
5.5.320.0070.03917.86
5.5.310.0000.04317.91
5.5.300.0030.04217.70
5.5.290.0060.04317.74
5.5.280.0030.04018.03
5.5.270.0030.04817.85
5.5.260.0100.03417.94
5.5.250.0090.03817.83
5.5.240.0030.03817.50
5.5.230.0030.03817.37
5.5.220.0000.04217.39
5.5.210.0000.04017.23
5.5.200.0000.04417.14
5.5.190.0000.05117.30
5.5.180.0000.04417.32
5.5.160.0030.04117.29
5.5.150.0000.04217.05
5.5.140.0030.03717.32
5.5.130.0030.04717.46
5.5.120.0000.04817.09
5.5.110.0040.04317.37
5.5.100.0000.04417.20
5.5.90.0030.03717.09
5.5.80.0040.03917.21
5.5.70.0000.04017.07
5.5.60.0070.03317.09
5.5.50.0030.03616.96
5.5.40.0090.03717.18
5.5.30.0000.04317.23
5.5.20.0000.04717.23
5.5.10.0030.03817.00
5.5.00.0060.03417.26
5.4.450.0070.04519.32
5.4.440.0100.03719.34
5.4.430.0000.04819.14
5.4.420.0000.05719.42
5.4.410.0070.03719.21
5.4.400.0000.04219.17
5.4.390.0040.04019.08
5.4.380.0000.04019.14
5.4.370.0070.03519.07
5.4.360.0030.04218.88
5.4.350.0000.04419.07
5.4.340.0000.04319.07
5.4.320.0000.04619.07
5.4.310.0040.03718.82
5.4.300.0060.03419.05
5.4.290.0040.03618.98
5.4.280.0030.05818.82
5.4.270.0140.04118.97
5.4.260.0090.03518.85
5.4.250.0040.03619.08
5.4.240.0090.03518.87
5.4.230.0140.04118.97
5.4.220.0030.04118.87
5.4.210.0000.04219.03
5.4.200.0120.02819.13
5.4.190.0030.03919.00
5.4.180.0030.03718.96
5.4.170.0150.02719.06
5.4.160.0000.04419.12
5.4.150.0030.04118.86
5.4.140.0000.04416.60
5.4.130.0060.03416.54
5.4.120.0030.03616.56
5.4.110.0000.03916.65
5.4.100.0000.06916.42
5.4.90.0000.04116.50
5.4.80.0130.02516.64
5.4.70.0060.03516.34
5.4.60.0030.03616.66
5.4.50.0030.03616.55
5.4.40.0070.03416.53
5.4.30.0040.03316.55
5.4.20.0000.05116.63
5.4.10.0070.05616.59
5.4.00.0000.03815.77
5.3.290.0070.03715.26
5.3.280.0030.03915.26
5.3.270.0000.04615.26
5.3.260.0040.03615.26
5.3.250.0030.03915.26
5.3.240.0000.03915.26
5.3.230.0070.04915.26
5.3.220.0030.04215.26
5.3.210.0200.03715.26
5.3.200.0060.03415.26
5.3.190.0300.02715.26
5.3.180.0060.03215.26
5.3.170.0060.03615.26
5.3.160.0000.04915.26
5.3.150.0060.03715.26
5.3.140.0000.04115.26
5.3.130.0030.07815.26
5.3.120.0070.06315.26
5.3.110.0150.02915.26
5.3.100.0030.03815.26
5.3.90.0040.03915.26
5.3.80.0140.03215.26
5.3.70.0000.04015.26
5.3.60.0140.03415.26
5.3.50.0030.03715.26
5.3.40.0130.02915.26
5.3.30.0030.03815.26
5.3.20.0030.03715.26
5.3.10.0000.04215.26
5.3.00.0030.04115.26

preferences:
37.46 ms | 401 KiB | 5 Q