3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr1 = ['o' => 'vote', 'u' => 'true']; $arr2 = ['p' => '', 'v' => 'digit']; $merged = array_merge($arr1, $arr2); usort($merged, function($v1, $v2){ if($v1 !== false && empty($v1)){ return 1; }elseif($v2 !== false && empty($v2)){ return -1; }else{ return 0; } }); echo '<pre>'; print_r($merged); ?>

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)
8.5.30.0110.00621.22
8.5.20.0150.00721.82
8.5.10.0100.00716.70
8.5.00.0140.00819.86
8.4.180.0150.00819.59
8.4.170.0100.00821.78
8.4.160.0160.00921.80
8.4.150.0070.00516.82
8.4.140.0140.00717.49
8.4.130.0110.00617.73
8.4.120.0130.00722.23
8.4.110.0120.00822.37
8.4.100.0130.00818.07
8.4.90.0140.00620.34
8.4.80.0050.00418.11
8.4.70.0050.01117.96
8.4.60.0090.01123.99
8.4.50.0080.01117.60
8.4.40.0030.00619.33
8.4.30.0190.00017.80
8.4.20.0170.00319.47
8.4.10.0040.01519.53
8.3.300.0130.00818.41
8.3.290.0100.01220.97
8.3.280.0110.00818.40
8.3.270.0110.00916.83
8.3.260.0120.00816.72
8.3.250.0120.00518.85
8.3.240.0130.00716.50
8.3.230.0090.00616.63
8.3.220.0130.00517.30
8.3.210.0090.00618.27
8.3.200.0040.00516.80
8.3.190.0060.01416.76
8.3.180.0090.00618.28
8.3.170.0060.01216.88
8.3.160.0110.00718.35
8.3.150.0070.01117.16
8.3.140.0140.00318.54
8.3.130.0090.00018.39
8.3.120.0060.00318.48
8.3.110.0120.00616.86
8.3.100.0040.00416.50
8.3.90.0040.00416.76
8.3.80.0070.00317.97
8.3.70.0110.00418.32
8.3.60.0150.00016.50
8.3.50.0120.00518.33
8.3.40.0160.00018.71
8.3.30.0120.00318.46
8.3.20.0070.00021.92
8.3.10.0000.00823.48
8.3.00.0080.00019.56
8.2.300.0130.00822.21
8.2.290.0130.00720.26
8.2.280.0100.00822.29
8.2.270.0140.00416.63
8.2.260.0100.01016.56
8.2.250.0060.00316.71
8.2.240.0050.00517.20
8.2.230.0150.00420.94
8.2.220.0120.00324.06
8.2.210.0060.01326.77
8.2.200.0060.00316.50
8.2.190.0040.01616.75
8.2.180.0070.01418.42
8.2.170.0000.01419.09
8.2.160.0070.00720.53
8.2.150.0030.00624.18
8.2.140.0050.00224.66
8.2.130.0040.00420.52
8.2.120.0070.00026.35
8.2.110.0040.00722.22
8.2.100.0080.00417.80
8.2.90.0100.00019.05
8.2.80.0040.00417.97
8.2.70.0050.00517.38
8.2.60.0040.00419.09
8.2.50.0030.00518.10
8.2.40.0020.00520.42
8.2.30.0000.00718.01
8.2.20.0000.00717.93
8.2.10.0000.00818.04
8.2.00.0000.00718.09
8.1.340.0150.01119.64
8.1.330.0120.00622.03
8.1.320.0120.01016.32
8.1.310.0090.00916.74
8.1.300.0040.00417.88
8.1.290.0000.00818.88
8.1.280.0070.00725.92
8.1.270.0060.00323.79
8.1.260.0040.00426.35
8.1.250.0040.00428.09
8.1.240.0070.01422.10
8.1.230.0060.00622.70
8.1.220.0030.00517.78
8.1.210.0000.00818.77
8.1.200.0000.00817.35
8.1.190.0040.00417.22
8.1.180.0040.00418.10
8.1.170.0000.00718.69
8.1.160.0050.00318.85
8.1.150.0000.00718.82
8.1.140.0000.00719.60
8.1.130.0000.00718.90
8.1.120.0000.00917.39
8.1.110.0000.00717.36
8.1.100.0040.00417.35
8.1.90.0030.00617.48
8.1.80.0020.00517.42
8.1.70.0050.00317.52
8.1.60.0000.00817.65
8.1.50.0040.00417.45
8.1.40.0040.00417.43
8.1.30.0040.00417.71
8.1.20.0040.00417.59
8.1.10.0040.00417.51
8.1.00.0000.00717.44
8.0.300.0050.00318.77
8.0.290.0050.00216.75
8.0.280.0040.00418.46
8.0.270.0040.00417.22
8.0.260.0030.00319.01
8.0.250.0000.00717.00
8.0.240.0000.00816.93
8.0.230.0030.00416.98
8.0.220.0070.00016.97
8.0.210.0040.00416.93
8.0.200.0070.00016.94
8.0.190.0000.00816.84
8.0.180.0030.00516.94
8.0.170.0040.00416.82
8.0.160.0050.00216.85
8.0.150.0040.00416.73
8.0.140.0040.00316.79
8.0.130.0030.00313.37
8.0.120.0030.00616.80
8.0.110.0050.00316.78
8.0.100.0070.00016.92
8.0.90.0040.00417.02
8.0.80.0060.01016.94
8.0.70.0030.00516.93
8.0.60.0000.00716.76
8.0.50.0020.00516.72
8.0.30.0100.00717.18
8.0.20.0130.00817.40
8.0.10.0000.00716.93
8.0.00.0030.01616.75
7.4.330.0000.00615.55
7.4.320.0030.00316.59
7.4.300.0000.00616.57
7.4.290.0000.00716.60
7.4.280.0010.00816.36
7.4.270.0030.00316.63
7.4.260.0040.00716.36
7.4.250.0040.00416.49
7.4.240.0050.00216.60
7.4.230.0070.00016.63
7.4.220.0080.01216.54
7.4.210.0070.01416.60
7.4.200.0000.00716.51
7.4.160.0120.00916.43
7.4.150.0090.00917.40
7.4.140.0150.00817.86
7.4.130.0110.00616.56
7.4.120.0120.00816.46
7.4.110.0030.01316.47
7.4.100.0100.00716.42
7.4.90.0070.01016.54
7.4.80.0100.00719.39
7.4.70.0080.00816.67
7.4.60.0120.00316.43
7.4.50.0050.00816.71
7.4.40.0120.00616.56
7.4.30.0080.00816.39
7.4.00.0070.00714.88
7.3.330.0000.00513.27
7.3.320.0030.00313.30
7.3.310.0040.00416.20
7.3.300.0030.00316.26
7.3.290.0030.01216.25
7.3.280.0100.00816.31
7.3.270.0000.01617.40
7.3.260.0130.00716.56
7.3.250.0120.00916.43
7.3.240.0110.00916.63
7.3.230.0060.01216.21
7.3.210.0040.01316.23
7.3.200.0090.01516.71
7.3.190.0060.01116.22
7.3.180.0060.01316.65
7.3.170.0080.00816.57
7.3.160.0060.00916.26
7.2.330.0080.01016.64
7.2.320.0080.00816.55
7.2.310.0000.01516.81
7.2.300.0130.00316.68
7.2.290.0090.00916.58
7.2.60.0000.01516.79
7.1.200.0040.00415.82
7.1.70.0060.00917.27
7.1.60.2700.01032.98
7.1.50.0500.01032.73
7.1.40.0500.00732.70
7.1.30.0330.01332.50
7.1.20.0370.00732.70
7.1.10.0230.00714.57
7.1.00.0300.00314.58
7.0.200.0230.01314.76
7.0.190.0170.01314.68
7.0.180.0370.01014.19
7.0.170.0270.00714.26
7.0.160.0270.00314.19
7.0.150.0270.01314.38
7.0.140.0270.01014.24
7.0.130.0230.01014.43
7.0.120.0230.01014.42
7.0.110.0400.01314.39
7.0.100.0370.00714.45
7.0.90.0230.01714.32
7.0.80.0370.01314.38
7.0.70.0300.00714.29
7.0.60.0230.01014.19
7.0.50.0370.00314.31
7.0.40.0370.01314.52
7.0.30.0370.01014.40
7.0.20.0430.01014.37
7.0.10.0300.01714.45
7.0.00.0300.01314.59

preferences:
55.98 ms | 1460 KiB | 5 Q