3v4l.org

run code in 300+ PHP versions simultaneously
<?php $input = array('bar', 'baz'); $res = array_combine($input, $input); $expected = array('bar' => 'bar', 'baz' => 'baz'); var_dump($res == $expected);

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)
8.3.60.0040.01118.14
8.3.50.0110.00316.52
8.3.40.0070.00718.67
8.3.30.0090.00618.59
8.3.20.0030.00518.44
8.3.10.0080.00020.48
8.3.00.0040.00419.26
8.2.180.0100.01016.32
8.2.170.0120.00322.96
8.2.160.0100.00322.21
8.2.150.0080.00024.18
8.2.140.0080.00024.66
8.2.130.0090.00026.16
8.2.120.0070.00019.96
8.2.110.0000.00921.00
8.2.100.0110.00017.78
8.2.90.0040.00419.23
8.2.80.0030.00517.93
8.2.70.0040.00417.50
8.2.60.0050.00317.93
8.2.50.0000.00819.23
8.2.40.0040.00418.22
8.2.30.0040.00418.04
8.2.20.0000.00817.62
8.2.10.0040.00417.79
8.2.00.0030.00517.64
8.1.280.0030.02025.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0060.00328.09
8.1.240.0000.01020.82
8.1.230.0040.00820.85
8.1.220.0030.00617.79
8.1.210.0080.00318.93
8.1.200.0030.00617.35
8.1.190.0040.00417.53
8.1.180.0030.00618.10
8.1.170.0000.00918.82
8.1.160.0030.00318.87
8.1.150.0040.00418.57
8.1.140.0000.00717.41
8.1.130.0000.00717.82
8.1.120.0000.00817.49
8.1.110.0040.00417.47
8.1.100.0070.00017.35
8.1.90.0040.00417.46
8.1.80.0050.00217.46
8.1.70.0000.00717.43
8.1.60.0040.00417.61
8.1.50.0080.00317.32
8.1.40.0000.00717.50
8.1.30.0000.00817.65
8.1.20.0050.00317.54
8.1.10.0000.00717.52
8.1.00.0080.00017.34
8.0.300.0040.00420.04
8.0.290.0030.00616.63
8.0.280.0070.00018.49
8.0.270.0000.00717.24
8.0.260.0030.00318.55
8.0.250.0000.00716.82
8.0.240.0030.00616.98
8.0.230.0070.00016.82
8.0.220.0000.00716.90
8.0.210.0000.00716.89
8.0.200.0000.00716.93
8.0.190.0000.00816.92
8.0.180.0000.00816.79
8.0.170.0060.00316.87
8.0.160.0000.00716.88
8.0.150.0040.00416.86
8.0.140.0000.00716.87
8.0.130.0060.00013.33
8.0.120.0050.00316.86
8.0.110.0000.00716.87
8.0.100.0000.00716.79
8.0.90.0040.00416.82
8.0.80.0090.00616.86
8.0.70.0000.00816.70
8.0.60.0000.00816.77
8.0.50.0000.00816.76
8.0.30.0080.01117.01
8.0.20.0080.01017.40
8.0.10.0000.00716.95
8.0.00.0030.01516.72
7.4.330.0000.00513.43
7.4.320.0060.00016.50
7.4.300.0030.00316.47
7.4.290.0040.00416.50
7.4.280.0040.00416.60
7.4.270.0070.00016.40
7.4.260.0030.00313.28
7.4.250.0040.00416.39
7.4.240.0000.00716.44
7.4.230.0040.00416.47
7.4.220.0000.01716.63
7.4.210.0080.00916.50
7.4.200.0030.00316.42
7.4.190.0030.00316.44
7.4.160.0060.00916.62
7.4.150.0060.01017.40
7.4.140.0050.01117.28
7.4.130.0070.01416.41
7.4.120.0120.00516.53
7.4.110.0080.00816.25
7.4.100.0070.01116.41
7.4.90.0110.00616.67
7.4.80.0060.01819.03
7.4.70.0090.00916.54
7.4.60.0070.00716.46
7.4.50.0000.00416.44
7.4.40.0050.01022.27
7.4.30.0090.00616.39
7.4.00.0120.00415.11
7.3.330.0060.00013.05
7.3.320.0030.00313.14
7.3.310.0030.00416.18
7.3.300.0030.00516.18
7.3.290.0100.00316.23
7.3.280.0080.01016.19
7.3.270.0070.01017.40
7.3.260.0050.01318.24
7.3.250.0140.00616.38
7.3.240.0050.01116.49
7.3.230.0060.01616.41
7.3.210.0100.00716.42
7.3.200.0130.01019.39
7.3.190.0060.01216.19
7.3.180.0000.01816.50
7.3.170.0060.01016.27
7.3.160.0070.00716.42
7.3.120.0060.00614.81
7.3.10.0060.01016.21
7.3.00.0120.00315.99
7.2.330.0140.01116.24
7.2.320.0100.00616.40
7.2.310.0100.01316.61
7.2.300.0130.00416.37
7.2.290.0140.00316.38
7.2.130.0100.00316.66
7.2.120.0140.00816.36
7.2.110.0140.00416.18
7.2.100.0150.00616.20
7.2.90.0220.00616.44
7.2.80.0170.00316.26
7.2.70.0080.01516.05
7.2.60.0180.00316.14
7.2.50.0190.01016.61
7.2.40.0140.00716.26
7.2.30.0100.00216.12
7.2.20.0110.01116.18
7.2.10.0130.01316.43
7.2.00.0090.00717.96
7.1.250.0070.01015.74
7.1.100.0000.01217.82
7.1.70.0030.00316.86
7.1.60.0070.01719.40
7.1.50.0100.01316.92
7.1.00.0030.07322.24
7.0.200.0060.00316.92
7.0.140.0070.07022.00
7.0.60.0300.05319.87
7.0.50.0170.04017.86
7.0.40.0330.07020.09
7.0.30.0270.03320.07
7.0.20.0230.04019.97
7.0.10.0130.06020.12
7.0.00.0100.06020.04
5.6.280.0030.07320.85
5.6.210.0030.06020.66
5.6.200.0030.08318.09
5.6.190.0300.05320.48
5.6.180.0170.04320.27
5.6.170.0200.03720.49
5.6.160.0130.04020.39
5.6.150.0130.04320.13
5.6.140.0070.05320.13
5.6.130.0170.04020.41
5.6.120.0100.05020.46
5.6.110.0070.04720.09
5.6.100.0230.03320.32
5.6.90.0170.04720.39
5.6.80.0170.04319.58
5.6.70.0130.05019.70
5.6.60.0200.03319.84
5.6.50.0170.03719.54
5.6.40.0170.03719.54
5.6.30.0130.04019.63
5.6.20.0200.07319.48
5.6.10.0200.08319.69
5.6.00.0230.04719.72
5.5.350.2830.03020.37
5.5.340.0070.03717.91
5.5.330.0230.06020.36
5.5.320.0130.04320.41
5.5.310.0130.04720.20
5.5.300.0170.04320.17
5.5.290.0070.05020.13
5.5.280.0200.04720.20
5.5.270.0170.03720.20
5.5.260.0270.04720.20
5.5.250.0130.04320.03
5.5.240.0100.04719.51
5.5.230.0130.04019.52
5.5.220.0200.04019.49
5.5.210.0130.04019.30
5.5.200.0200.03319.52
5.5.190.0130.07319.58
5.5.180.0170.08019.33
5.5.160.0230.08319.52
5.5.150.0200.04719.26
5.5.140.0200.04319.26
5.5.130.0230.07719.48
5.5.120.0270.07019.59
5.5.110.0170.04319.49
5.5.100.0200.05719.23
5.5.90.0230.06319.50
5.5.80.0300.05019.15
5.5.70.0270.06319.41
5.5.60.0130.04719.41
5.5.50.0300.06719.45
5.5.40.0200.08019.27
5.5.30.0300.06019.28
5.5.20.0170.06319.20
5.5.10.0230.04319.43
5.5.00.0200.08019.14
5.4.450.0230.03019.14
5.4.440.0130.04019.24
5.4.430.0200.03319.12
5.4.420.0200.03319.11
5.4.410.0230.04718.99
5.4.400.0200.03719.16
5.4.390.0130.03719.15
5.4.380.0230.02719.12
5.4.370.0130.04019.12
5.4.360.0230.03718.79
5.4.350.0170.03319.09
5.4.340.0200.07318.92
5.4.320.0270.06719.09
5.4.310.0200.04319.18
5.4.300.0300.04318.81
5.4.290.0230.05718.79
5.4.280.0200.04718.79
5.4.270.0170.07019.00
5.4.260.0270.07019.14
5.4.250.0230.07019.10
5.4.240.0270.06719.07
5.4.230.0170.05719.14
5.4.220.0300.05019.17
5.4.210.0130.05319.09
5.4.200.0200.05019.15
5.4.190.0200.07718.99
5.4.180.0270.04718.78
5.4.170.0270.07019.15
5.4.160.0230.07019.06
5.4.150.0370.06719.13
5.4.140.0170.07716.34
5.4.130.0170.06316.28
5.4.120.0270.06716.18
5.4.110.0170.07716.27
5.4.100.0200.05016.34
5.4.90.0200.07316.25
5.4.80.0200.04716.39
5.4.70.0230.04016.35
5.4.60.0270.06716.34
5.4.50.0170.04716.32
5.4.40.0200.03316.36
5.4.30.0200.03316.29
5.4.20.0230.04316.21
5.4.10.0270.04016.30
5.4.00.0270.05715.66
5.3.290.0230.07014.59
5.3.280.0270.02714.54
5.3.270.0300.06714.48
5.3.260.0400.07014.50
5.3.250.0130.07014.53
5.3.240.0270.07014.55
5.3.230.0200.05714.61
5.3.220.0230.07014.46
5.3.210.0300.06714.50
5.3.200.0330.06714.54
5.3.190.0230.07314.53
5.3.180.0230.06314.65
5.3.170.0270.03014.51
5.3.160.0230.06714.50
5.3.150.0200.05714.57
5.3.140.0230.05714.48
5.3.130.0230.05314.49
5.3.120.0230.05714.48
5.3.110.0130.04314.49
5.3.100.0170.04013.98
5.3.90.0200.04013.96
5.3.80.0200.03713.98
5.3.70.0230.03314.10
5.3.60.0200.04013.92
5.3.50.0230.07013.89
5.3.40.0200.03313.78
5.3.30.0300.06013.85
5.3.20.0200.07013.50
5.3.10.0270.04013.74
5.3.00.0170.07313.58
5.2.170.0130.05012.84
5.2.160.0100.04712.84
5.2.150.0170.02712.84
5.2.140.0230.05712.84
5.2.130.0230.05312.84
5.2.120.0200.05312.84
5.2.110.0200.05712.84
5.2.100.0200.05712.84
5.2.90.0100.06012.84
5.2.80.0170.03012.84
5.2.70.0270.02712.84
5.2.60.0170.06012.84
5.2.50.0170.04012.84
5.2.40.0130.04012.84
5.2.30.0130.06012.84
5.2.20.0170.04312.84
5.2.10.0100.03012.84
5.2.00.0200.02012.84
5.1.60.0130.05312.84
5.1.50.0100.03012.84
5.1.40.0170.04312.84
5.1.30.0130.02712.84
5.1.20.0000.03712.84
5.1.10.0130.02712.84
5.1.00.0100.02712.84
5.0.50.0100.04012.84
5.0.40.0100.02712.84
5.0.30.0200.04712.84
5.0.20.0070.03312.84
5.0.10.0130.02712.84
5.0.00.0070.06312.84
4.4.90.0100.03312.84
4.4.80.0100.02312.84
4.4.70.0130.03012.84
4.4.60.0070.02712.84
4.4.50.0100.01312.84
4.4.40.0070.03012.84
4.4.30.0100.01012.84
4.4.20.0070.01712.84
4.4.10.0100.03712.84
4.4.00.0100.04312.84
4.3.110.0070.03312.84
4.3.100.0070.01712.84
4.3.90.0170.02712.84
4.3.80.0070.03312.84
4.3.70.0070.03012.84
4.3.60.0070.03012.84
4.3.50.0070.02712.84
4.3.40.0070.05012.84
4.3.30.0000.03712.84
4.3.20.0030.03712.84
4.3.10.0030.02712.84
4.3.00.0030.02012.84

preferences:
50.33 ms | 401 KiB | 5 Q