3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr = [0 => 23, 1 => 1, 2 => 22, 3=> 0]; var_dump($arr); asort($arr); var_dump($arr); $key = array_shift(array_keys($arr)); var_dump($key);

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)
8.3.60.0110.00418.43
8.3.50.0170.00318.05
8.3.40.0040.01118.63
8.3.30.0110.00418.71
8.3.20.0040.00420.34
8.3.10.0040.00421.63
8.3.00.0080.00019.56
8.2.180.0100.01016.63
8.2.170.0100.01022.96
8.2.160.0040.00920.39
8.2.150.0100.00024.18
8.2.140.0040.00424.66
8.2.130.0080.00026.16
8.2.120.0040.00421.11
8.2.110.0100.00022.29
8.2.100.0040.00721.02
8.2.90.0040.00419.05
8.2.80.0090.00017.97
8.2.70.0050.00317.38
8.2.60.0070.00317.80
8.2.50.0030.00518.07
8.2.40.0040.00419.82
8.2.30.0030.00617.93
8.2.20.0040.00417.57
8.2.10.0060.00318.15
8.2.00.0000.00717.55
8.1.270.0030.00623.76
8.1.260.0000.00726.35
8.1.250.0060.00328.09
8.1.240.0090.00023.77
8.1.230.0040.00819.21
8.1.220.0030.00617.79
8.1.210.0000.00818.77
8.1.200.0000.00817.23
8.1.190.0050.00317.00
8.1.180.0000.00818.10
8.1.170.0040.00418.44
8.1.160.0000.00821.82
8.1.150.0000.00718.68
8.1.140.0070.00017.27
8.1.130.0030.00317.88
8.1.120.0030.00317.28
8.1.110.0040.00417.42
8.1.100.0060.00317.29
8.1.90.0040.00417.37
8.1.80.0040.00417.43
8.1.70.0040.00417.37
8.1.60.0000.00917.54
8.1.50.0080.00017.45
8.1.40.0060.00317.46
8.1.30.0060.00317.51
8.1.20.0030.00617.57
8.1.10.0040.00417.53
8.1.00.0000.00717.48
8.0.300.0050.00318.77
8.0.290.0000.00716.63
8.0.280.0030.00318.36
8.0.270.0000.00717.17
8.0.260.0000.00617.20
8.0.250.0030.00316.95
8.0.240.0030.00316.97
8.0.230.0070.00016.81
8.0.220.0000.00716.86
8.0.210.0000.00716.90
8.0.200.0000.00716.93
8.0.190.0080.00016.82
8.0.180.0070.00016.80
8.0.170.0000.00816.79
8.0.160.0030.00316.86
8.0.150.0050.00216.93
8.0.140.0040.00416.89
8.0.130.0050.00013.27
8.0.120.0040.00416.75
8.0.110.0070.00016.93
8.0.100.0040.00416.94
8.0.90.0070.00016.95
8.0.80.0030.01716.85
8.0.70.0050.00216.95
8.0.60.0000.00716.91
8.0.50.0070.00016.78
8.0.30.0130.00717.03
8.0.20.0090.01017.40
8.0.10.0070.00016.83
8.0.00.0080.01216.82
7.4.330.0040.00315.00
7.4.320.0040.00416.43
7.4.300.0040.00416.44
7.4.290.0030.00316.50
7.4.280.0000.00716.42
7.4.270.0050.00316.46
7.4.260.0040.00416.53
7.4.250.0070.00016.54
7.4.240.0040.00416.45
7.4.230.0030.00316.43
7.4.220.0100.01616.47
7.4.210.0060.00916.48
7.4.200.0020.00516.51
7.4.160.0030.01316.51
7.4.150.0130.00617.40
7.4.140.0090.00717.86
7.4.130.0070.01016.43
7.4.120.0110.00716.47
7.4.110.0030.01416.39
7.4.100.0110.00816.29
7.4.90.0070.01016.46
7.4.80.0100.01319.39
7.4.70.0120.00616.46
7.4.60.0100.00616.42
7.4.50.0030.00616.43
7.4.40.0160.00416.42
7.4.30.0030.01416.34
7.4.00.0030.01014.92
7.3.330.0030.00313.24
7.3.320.0020.00213.13
7.3.310.0000.00716.31
7.3.300.0000.00716.25
7.3.290.0160.00516.37
7.3.280.0120.00716.27
7.3.270.0030.01317.40
7.3.260.0090.00916.23
7.3.250.0090.00916.21
7.3.240.0060.01216.24
7.3.230.0080.00816.39
7.3.210.0120.00616.46
7.3.200.0030.01619.39
7.3.190.0130.00316.32
7.3.180.0100.01016.24
7.3.170.0060.01516.27
7.3.160.0100.00716.37
7.3.120.0060.00614.79
7.3.10.0100.00716.62
7.3.00.0100.00316.45
7.2.330.0090.00916.64
7.2.320.0100.00716.54
7.2.310.0130.00316.57
7.2.300.0110.00516.22
7.2.290.0140.00716.27
7.2.130.0060.01216.85
7.2.120.0080.00616.85
7.2.110.0040.01216.88
7.2.100.0080.00416.89
7.2.90.0060.00816.68
7.2.80.0070.00416.65
7.2.70.0120.00416.73
7.2.60.0050.01016.84
7.2.50.0070.01016.75
7.2.40.0000.01016.61
7.2.30.0080.00416.81
7.2.20.0060.00916.82
7.2.10.0060.00316.94
7.2.00.0020.01118.03
7.1.250.0080.00615.70
7.1.200.0070.00815.76
7.1.100.0040.00817.97
7.1.70.0040.00816.99
7.1.60.0100.01419.25
7.1.50.0130.01017.05
7.1.00.0100.07022.48
7.0.200.0000.00716.76
7.0.140.0030.07322.05
7.0.60.0070.08319.94
7.0.50.0000.05717.74
7.0.40.0100.06320.30
7.0.30.0130.07720.16
7.0.20.0470.06020.09
7.0.10.0000.04720.13
7.0.00.0030.04720.18
5.6.280.0030.07320.95
5.6.210.0070.03720.68
5.6.200.0000.06018.19
5.6.190.0030.08720.63
5.6.180.0270.07020.27
5.6.170.0270.07020.47
5.6.160.0070.04020.38
5.6.150.0070.06318.12
5.6.140.0130.06718.11
5.6.130.0100.08018.21
5.6.120.0130.08021.14
5.6.110.0030.08721.00
5.6.100.0130.07720.86
5.6.90.0130.07720.96
5.6.80.0100.07020.38
5.5.350.3670.04320.43
5.5.340.0130.06018.00
5.5.330.0070.08320.15
5.5.320.0200.04720.50
5.5.310.0300.07320.29
5.5.300.0070.06318.02
5.5.290.0100.03318.02
5.5.280.0070.05320.86
5.5.270.0100.04320.86
5.5.260.0130.07720.87
5.5.250.0070.03720.43
5.5.240.0170.04320.11
5.4.450.0300.04719.54
5.4.440.0230.04019.57
5.4.430.0270.07319.24
5.4.420.0270.03719.42
5.4.410.0230.05719.32
5.4.400.0270.03719.25
5.4.390.0200.05019.16
5.4.380.0200.04019.04
5.4.370.0330.06319.23
5.4.360.0170.05019.05
5.4.350.0200.06318.92
5.4.340.0130.08018.77
5.4.320.0200.07719.08
5.4.310.0230.07319.09
5.4.300.0230.05018.95
5.4.290.0230.04718.79
5.4.280.0270.06319.08
5.4.270.0270.06719.21
5.4.260.0270.04719.25
5.4.250.0300.05319.08
5.4.240.0200.07318.91
5.4.230.0370.06319.08
5.4.220.0170.06718.91
5.4.210.0270.06319.24
5.4.200.0270.06719.09
5.4.190.0230.07718.79
5.4.180.0330.06318.73
5.4.170.0270.06319.08
5.4.160.0230.06018.77
5.4.150.0330.06318.86
5.4.140.0270.04716.41
5.4.130.0170.04316.18
5.4.120.0270.03016.34
5.4.110.0170.05316.38
5.4.100.0130.04016.43
5.4.90.0200.04316.21
5.4.80.0370.06016.32
5.4.70.0300.02716.20
5.4.60.0230.03016.36
5.4.50.0370.05716.25
5.4.40.0130.05716.47
5.4.30.0130.04016.39
5.4.20.0230.04716.36
5.4.10.0270.03316.20
5.4.00.0270.06315.80
5.3.290.0170.04014.71
5.3.280.0200.07314.64
5.3.270.0330.05714.51
5.3.260.0230.03314.54
5.3.250.0330.05014.53
5.3.240.0270.04714.45
5.3.230.0270.06714.50
5.3.220.0230.07014.41
5.3.210.0330.04714.43
5.3.200.0230.04014.59
5.3.190.0270.03314.51
5.3.180.0200.05014.42
5.3.170.0230.05014.52
5.3.160.0230.05714.51
5.3.150.0200.05014.41
5.3.140.0200.03714.43
5.3.130.0130.04314.64
5.3.120.0200.03714.50
5.3.110.0270.06714.38
5.3.100.0270.05713.88
5.3.90.0230.04013.89
5.3.80.0200.04713.85
5.3.70.0170.04013.84
5.3.60.0270.04014.05
5.3.50.0230.04313.82
5.3.40.0200.04013.79
5.3.30.0230.04313.75
5.3.20.0230.03313.67
5.3.10.0270.05713.64
5.3.00.0130.04313.58
5.2.170.0230.03713.30
5.2.160.0230.02313.30
5.2.150.0230.05713.30
5.2.140.0200.02713.30
5.2.130.0130.03013.30
5.2.120.0200.05713.30
5.2.110.0230.05013.30
5.2.100.0230.05713.30
5.2.90.0200.06013.30
5.2.80.0230.05713.30
5.2.70.0270.04313.30
5.2.60.0170.04013.30
5.2.50.0200.03013.30
5.2.40.0170.03313.30
5.2.30.0200.03313.30
5.2.20.0130.03713.30
5.2.10.0100.06713.30
5.2.00.0170.03713.30
5.1.60.0130.05313.30
5.1.50.0200.05013.30
5.1.40.0170.03713.30
5.1.30.0200.03713.30
5.1.20.0200.05013.30
5.1.10.0230.03313.30
5.1.00.0170.05713.30
5.0.50.0100.04313.30
5.0.40.0070.02013.30
5.0.30.0100.05313.30
5.0.20.0070.02313.30
5.0.10.0100.03713.30
5.0.00.0070.04013.30
4.4.90.0070.04013.30
4.4.80.0100.01713.30
4.4.70.0100.03713.30
4.4.60.0100.02313.30
4.4.50.0070.03313.30
4.4.40.0100.04313.30
4.4.30.0100.02013.30
4.4.20.0070.02013.30
4.4.10.0130.03313.30
4.4.00.0070.05313.30
4.3.110.0070.01713.30
4.3.100.0070.03313.30
4.3.90.0100.03013.30
4.3.80.0100.05013.30
4.3.70.0070.02013.30
4.3.60.0100.03313.30
4.3.50.0100.01713.30
4.3.40.0070.04313.30
4.3.30.0030.01713.30
4.3.20.0070.01713.30
4.3.10.0070.02013.30
4.3.00.0030.03013.30

preferences:
55.18 ms | 400 KiB | 5 Q