3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array = array_combine(range(1, 10), range(1, 10)); $array = array(custom => 'custom')+$array; print_r($array);

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)
8.3.70.0070.00718.56
8.3.60.0180.00016.88
8.3.50.0080.01018.23
8.3.40.0070.01118.79
8.3.30.0080.00818.61
8.3.20.0100.00018.83
8.3.10.0030.00620.51
8.3.00.0060.00319.38
8.2.180.0110.00718.31
8.2.170.0100.01022.96
8.2.160.0110.00720.81
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0090.00026.16
8.2.120.0040.01519.14
8.2.110.0060.00320.35
8.2.100.0070.00417.84
8.2.90.0040.00418.95
8.2.80.0040.00419.39
8.2.70.0000.00817.50
8.2.60.0000.00917.80
8.2.50.0030.00618.07
8.2.40.0070.00018.03
8.2.30.0050.00218.04
8.2.20.0000.00817.71
8.2.10.0050.00217.66
8.2.00.0000.00817.79
8.1.280.0180.00325.92
8.1.270.0090.00024.66
8.1.260.0080.00026.35
8.1.250.0000.00728.09
8.1.240.0100.00021.70
8.1.230.0110.00020.87
8.1.220.0080.00018.77
8.1.210.0080.00019.00
8.1.200.0030.00617.47
8.1.190.0060.00317.63
8.1.180.0030.00518.10
8.1.170.0040.00418.91
8.1.160.0040.00418.93
8.1.150.0000.00718.62
8.1.140.0070.00017.35
8.1.130.0000.00717.73
8.1.120.0050.00217.36
8.1.110.0040.00417.47
8.1.100.0000.00717.39
8.1.90.0050.00317.43
8.1.80.0000.00717.50
8.1.70.0000.00617.43
8.1.60.0040.00417.63
8.1.50.0030.00617.47
8.1.40.0030.00617.50
8.1.30.0030.00517.59
8.1.20.0000.00717.48
8.1.10.0040.00417.56
8.1.00.0050.00317.52
8.0.300.0000.00719.98
8.0.290.0030.00316.88
8.0.280.0050.00318.38
8.0.270.0000.00717.25
8.0.260.0020.00516.86
8.0.250.0050.00217.04
8.0.240.0040.00417.00
8.0.230.0030.00317.01
8.0.220.0000.00817.02
8.0.210.0030.00317.00
8.0.200.0000.00616.91
8.0.190.0080.00016.97
8.0.180.0030.00517.01
8.0.170.0030.00516.93
8.0.160.0000.00816.98
8.0.150.0030.00616.95
8.0.140.0060.00316.81
8.0.130.0060.00013.37
8.0.120.0020.00516.95
8.0.110.0000.00716.74
8.0.100.0030.00316.79
8.0.90.0040.00416.99
8.0.80.0030.01216.93
8.0.70.0020.00516.91
8.0.60.0040.00416.98
8.0.50.0000.00716.90
8.0.30.0040.01517.21
8.0.20.0110.00817.15
8.0.10.0000.00717.14
8.0.00.0140.00316.63
7.4.330.0000.00512.93
7.4.320.0000.00716.43
7.4.300.0060.00016.48
7.4.290.0000.00716.58
7.4.280.0050.00316.58
7.4.270.0030.00416.49
7.4.260.0060.00013.29
7.4.250.0040.00416.52
7.4.240.0000.00816.49
7.4.230.0000.00716.35
7.4.220.0150.00916.62
7.4.210.0060.00916.61
7.4.200.0000.00716.43
7.4.190.0050.00216.45
7.4.160.0000.02016.57
7.4.150.0070.01116.43
7.4.140.0090.00916.54
7.4.130.0100.00716.60
7.4.120.0110.00716.41
7.4.110.0140.00316.47
7.4.100.0070.01416.58
7.4.90.0100.01316.48
7.4.80.0140.00319.39
7.4.70.0110.01116.54
7.4.60.0070.01416.55
7.4.50.0100.00316.48
7.4.40.0110.00416.36
7.4.30.0040.01316.71
7.4.00.0040.01114.72
7.3.330.0000.00613.30
7.3.320.0000.00613.13
7.3.310.0000.00816.18
7.3.300.0000.00716.22
7.3.290.0080.00616.38
7.3.280.0100.00816.29
7.3.270.0180.00016.50
7.3.260.0070.01016.33
7.3.250.0130.00616.42
7.3.240.0100.00716.57
7.3.230.0070.01116.34
7.3.210.0130.00716.45
7.3.200.0090.00616.44
7.3.190.0120.00416.49
7.3.180.0100.00716.25
7.3.170.0110.00616.39
7.3.160.0090.00616.49
7.3.120.0070.00414.68
7.2.330.0130.00316.38
7.2.320.0100.01016.52
7.2.310.0170.00716.68
7.2.300.0040.01516.32
7.2.290.0060.01416.56
7.2.60.0100.00316.80
7.2.00.0070.00719.29
7.1.200.0030.00915.55
7.1.70.0000.01017.03
7.1.60.0140.01019.40
7.1.50.0060.00916.54
7.1.00.0070.05722.32
7.0.200.0070.01016.77
7.0.140.0070.07021.99
7.0.120.0030.03022.00
7.0.60.0170.06720.00
7.0.50.0030.04017.86
7.0.40.0100.03317.86
7.0.30.0070.03717.95
7.0.20.0000.04317.84
7.0.10.0070.03717.75
7.0.00.0030.04017.84
5.6.280.0000.07720.88
5.6.210.0100.07720.68
5.6.200.0130.07718.29
5.6.190.0030.04318.15
5.6.180.0000.04318.21
5.6.170.0070.03718.23
5.6.160.0000.04018.18
5.6.150.0030.04018.18
5.6.140.0070.03718.15
5.6.130.0070.03718.21
5.6.120.0030.04018.14
5.6.110.0030.04718.14
5.6.100.0030.04018.16
5.6.90.0070.03718.26
5.6.80.0100.03317.54
5.6.70.0100.03017.63
5.6.60.0030.03717.60
5.6.50.0070.03317.56
5.6.40.0000.04017.61
5.6.30.0030.03717.50
5.6.20.0030.03717.62
5.6.10.0100.03017.50
5.6.00.0030.06017.49
5.5.350.0300.06320.40
5.5.340.0000.05718.07
5.5.330.0030.04018.07
5.5.320.0000.04018.04
5.5.310.0100.03317.94
5.5.300.0000.04017.96
5.5.290.0030.04017.98
5.5.280.0100.03318.01
5.5.270.0130.03317.90
5.5.260.0000.04318.02
5.5.250.0100.03017.79
5.5.240.0000.04017.37
5.5.230.0000.04017.32
5.5.220.0070.03317.42
5.5.210.0030.03717.36
5.5.200.0070.04317.27
5.5.190.0000.04017.38
5.5.180.0030.05317.32
5.5.160.0000.05017.34
5.5.150.0000.04017.43
5.5.140.0000.04017.42
5.5.130.0100.07317.39
5.5.120.0100.07717.36
5.5.110.0130.07017.36
5.5.100.0100.06317.21
5.5.90.0070.05017.20
5.5.80.0070.07717.23
5.5.70.0070.07017.18
5.5.60.0070.07717.18
5.5.50.0070.07317.32
5.5.40.0070.05317.19
5.5.30.0130.05717.22
5.5.20.0000.04717.23
5.5.10.0000.04017.26
5.5.00.0070.07717.23
5.4.450.0000.04719.61
5.4.440.0100.04019.42
5.4.430.0000.04319.35
5.4.420.0070.03319.45
5.4.410.0030.03719.26
5.4.400.0030.03719.04
5.4.390.0000.04019.05
5.4.380.0070.03319.10
5.4.370.0070.03719.14
5.4.360.0030.03719.03
5.4.350.0030.03718.97
5.4.340.0030.03719.13
5.4.320.0000.04718.99
5.4.310.0130.04319.03
5.4.300.0100.04719.01
5.4.290.0030.04319.00
5.4.280.0100.07718.98
5.4.270.0030.08018.89
5.4.260.0070.05718.98
5.4.250.0070.06718.97
5.4.240.0070.06018.88
5.4.230.0070.04318.97
5.4.220.0100.07719.11
5.4.210.0030.06318.97
5.4.200.0070.05719.09
5.4.190.0070.04319.11
5.4.180.0100.03319.00
5.4.170.0100.04319.00
5.4.160.0030.04719.12
5.4.150.0030.08019.07
5.4.140.0130.04716.30
5.4.130.0000.08016.40
5.4.120.0070.04016.39
5.4.110.0070.05316.45
5.4.100.0070.07316.47
5.4.90.0030.06016.43
5.4.80.0030.04016.30
5.4.70.0030.06716.54
5.4.60.0100.05316.46
5.4.50.0070.05716.44
5.4.40.0030.05316.27
5.4.30.0030.03716.54
5.4.20.0030.04016.32
5.4.10.0030.03716.47
5.4.00.0170.05315.73
5.3.290.0070.07714.65
5.3.280.0170.06314.54
5.3.270.0130.07014.65
5.3.260.0170.06714.64
5.3.250.0100.07014.61
5.3.240.0030.05714.57
5.3.230.0130.07014.63
5.3.220.0130.06314.60
5.3.210.0070.03714.56
5.3.200.0000.08014.60
5.3.190.0000.07714.59
5.3.180.0070.08314.59
5.3.170.0070.07314.57
5.3.160.0070.07314.59
5.3.150.0030.07714.50
5.3.140.0100.05714.54
5.3.130.0100.07014.59
5.3.120.0230.06314.57
5.3.110.0070.03714.50
5.3.100.0100.07014.07
5.3.90.0000.08014.22
5.3.80.0070.07014.05
5.3.70.0030.05014.06
5.3.60.0000.05014.01
5.3.50.0200.06314.14
5.3.40.0000.04713.84
5.3.30.0030.07713.92
5.3.20.0070.05013.73
5.3.10.0000.06013.68
5.3.00.0130.05013.61
5.2.170.0070.03711.13
5.2.160.0070.04711.15
5.2.150.0030.03711.18
5.2.140.0030.04311.04
5.2.130.0100.05711.11
5.2.120.0070.06011.12
5.2.110.0070.03310.99
5.2.100.0030.04010.93
5.2.90.0030.04011.12
5.2.80.0100.02711.07
5.2.70.0070.04011.05
5.2.60.0100.05710.94
5.2.50.0070.03310.91
5.2.40.0070.02710.89
5.2.30.0000.06310.95
5.2.20.0000.06710.94
5.2.10.0070.03710.85
5.2.00.0030.03310.75
5.1.60.0070.05010.04
5.1.50.0100.03710.19
5.1.40.0030.0579.98
5.1.30.0030.05710.31
5.1.20.0000.06010.33
5.1.10.0030.0439.98
5.1.00.0100.05010.05
5.0.50.0000.0308.75
5.0.40.0070.0338.75
5.0.30.0000.0678.75
5.0.20.0030.0408.75
5.0.10.0000.0438.75
5.0.00.0030.0538.75
4.4.90.0030.0178.75
4.4.80.0000.0238.75
4.4.70.0030.0138.75
4.4.60.0000.0378.75
4.4.50.0000.0278.75
4.4.40.0070.0538.75
4.4.30.0030.0308.75
4.4.20.0030.0308.75
4.4.10.0070.0308.75
4.4.00.0000.0438.75
4.3.110.0000.0338.75
4.3.100.0030.0278.75
4.3.90.0000.0278.75
4.3.80.0070.0538.75
4.3.70.0030.0308.75
4.3.60.0000.0238.75
4.3.50.0030.0308.75
4.3.40.0030.0478.75
4.3.30.0030.0238.75
4.3.20.0070.0308.75
4.3.10.0030.0178.75
4.3.00.0070.0108.75

preferences:
48.32 ms | 401 KiB | 5 Q