3v4l.org

run code in 300+ PHP versions simultaneously
<?php $wl = array( 'word2' => 'link2.com', 'word3' => 'link3.com', 'word4' => 'link4.com', 'word5' => 'link5.com' ); //shuffle($wl); $newarr = array_keys($wl); print_r($newarr);

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)
8.3.70.0120.00316.75
8.3.60.0130.00718.55
8.3.50.0120.00716.38
8.3.40.0100.01018.90
8.3.30.0100.01018.45
8.3.20.0080.00018.48
8.3.10.0040.00420.36
8.3.00.0050.00317.46
8.2.180.0140.00716.50
8.2.170.0120.00322.96
8.2.160.0030.01022.11
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0080.00026.16
8.2.120.0000.00819.77
8.2.110.0070.00322.20
8.2.100.0080.00417.72
8.2.90.0030.00519.09
8.2.80.0040.00418.04
8.2.70.0000.01117.50
8.2.60.0080.00017.79
8.2.50.0040.00418.07
8.2.40.0070.00018.09
8.2.30.0040.00417.99
8.2.20.0050.00217.53
8.2.10.0050.00217.75
8.2.00.0030.00617.67
8.1.280.0080.00625.92
8.1.270.0050.00223.99
8.1.260.0060.01026.35
8.1.250.0060.00328.09
8.1.240.0040.00722.47
8.1.230.0000.01220.89
8.1.220.0030.00518.77
8.1.210.0030.00518.90
8.1.200.0050.00517.23
8.1.190.0040.00417.41
8.1.180.0000.00818.10
8.1.170.0040.00418.66
8.1.160.0000.00718.86
8.1.150.0000.00818.44
8.1.140.0000.00817.32
8.1.130.0070.00017.76
8.1.120.0000.00717.31
8.1.110.0040.00417.39
8.1.100.0070.00017.42
8.1.90.0050.00217.41
8.1.80.0050.00317.38
8.1.70.0080.00017.36
8.1.60.0020.00517.44
8.1.50.0020.00517.37
8.1.40.0040.00417.34
8.1.30.0040.00417.47
8.1.20.0030.00517.51
8.1.10.0030.00617.35
8.1.00.0030.00517.34
8.0.300.0070.00019.98
8.0.290.0000.00816.58
8.0.280.0090.00018.42
8.0.270.0030.00317.13
8.0.260.0000.00818.59
8.0.250.0030.00516.96
8.0.240.0060.00616.90
8.0.230.0040.00416.93
8.0.220.0020.00516.71
8.0.210.0040.00416.83
8.0.200.0000.00716.84
8.0.190.0030.00516.92
8.0.180.0030.00516.87
8.0.170.0000.00716.77
8.0.160.0000.00716.89
8.0.150.0030.00616.72
8.0.140.0000.01016.75
8.0.130.0050.00013.22
8.0.120.0070.00016.76
8.0.110.0040.00416.70
8.0.100.0040.00416.82
8.0.90.0000.00716.86
8.0.80.0000.01916.75
8.0.70.0080.00016.71
8.0.60.0030.00316.78
8.0.50.0030.00516.84
8.0.30.0080.01317.04
8.0.20.0120.00717.18
8.0.10.0040.00416.83
8.0.00.0120.01016.56
7.4.330.0030.00314.59
7.4.320.0030.00316.46
7.4.300.0000.00616.51
7.4.290.0030.00516.46
7.4.280.0060.00416.44
7.4.270.0070.00016.58
7.4.260.0000.00513.25
7.4.250.0030.00516.44
7.4.240.0040.00416.44
7.4.230.0030.00316.42
7.4.220.0100.00716.35
7.4.210.0090.00716.52
7.4.200.0050.00216.36
7.4.190.0030.00316.68
7.4.160.0030.01416.57
7.4.150.0070.00917.07
7.4.140.0090.00817.08
7.4.130.0120.00716.39
7.4.120.0100.01216.40
7.4.110.0030.01516.47
7.4.100.0120.00416.49
7.4.90.0070.01116.34
7.4.80.0110.00518.80
7.4.70.0130.00616.35
7.4.60.0150.00316.38
7.4.50.0000.00716.35
7.4.40.0060.00922.27
7.4.30.0080.01216.29
7.4.00.0070.00714.64
7.3.330.0060.00012.94
7.3.320.0000.00513.01
7.3.310.0030.00316.17
7.3.300.0060.00016.04
7.3.290.0070.00716.17
7.3.280.0080.00916.13
7.3.270.0100.00717.18
7.3.260.0090.00918.24
7.3.250.0090.01116.22
7.3.240.0080.01516.32
7.3.230.0090.00916.44
7.3.210.0100.00716.52
7.3.200.0070.01019.39
7.3.190.0000.01716.15
7.3.180.0060.00916.26
7.3.170.0060.01216.27
7.3.160.0090.00916.15
7.3.120.0090.00614.69
7.2.330.0100.00716.41
7.2.320.0110.00716.49
7.2.310.0190.00316.32
7.2.300.0060.01616.58
7.2.290.0070.01016.58
7.2.60.0260.00816.45
7.2.00.0060.01019.15
7.1.200.0030.00915.77
7.1.100.0030.00818.03
7.1.70.0030.00516.88
7.1.60.0070.01719.40
7.1.50.0140.00716.86
7.1.00.0070.07322.35
7.0.200.0060.00316.38
7.0.140.0070.07322.00
7.0.60.0000.07719.78
7.0.50.0130.07317.95
7.0.40.0070.09020.27
7.0.30.0330.07320.31
7.0.20.0330.08020.15
7.0.10.0170.07720.25
7.0.00.0130.04720.22
5.6.280.0000.07720.75
5.6.210.0100.07320.66
5.6.200.0170.06018.29
5.6.190.0070.08720.77
5.6.180.3430.04320.60
5.6.170.0400.07020.61
5.6.160.0100.08020.39
5.6.150.0100.07718.27
5.6.140.0030.03718.18
5.6.130.0030.08318.14
5.6.120.0100.03320.96
5.6.110.0200.07021.03
5.6.100.0070.09020.99
5.6.90.0070.07720.87
5.6.80.0030.04020.36
5.5.350.0300.06720.30
5.5.340.0000.04317.98
5.5.330.0100.08020.31
5.5.320.0130.04720.19
5.5.310.0400.07020.23
5.5.300.0070.08018.01
5.5.290.0000.05017.98
5.5.280.0070.04320.67
5.5.270.0170.04020.86
5.5.260.0030.04320.75
5.5.250.0000.04320.54
5.5.240.0030.07020.00
5.4.450.0070.05019.54
5.4.440.0100.06719.52
5.4.430.0070.03719.24
5.4.420.0070.04319.24
5.4.410.0030.08019.34
5.4.400.0000.05019.18
5.4.390.0100.05718.98
5.4.380.0100.04019.25
5.4.370.0070.07319.25
5.4.360.0100.07719.14
5.4.350.0100.04718.87
5.4.340.0000.08019.04
5.4.320.0030.08018.85
5.4.310.0100.06719.00
5.4.300.0070.07718.87
5.4.290.0000.05319.15
5.4.280.0000.07719.14
5.4.270.0070.06719.14
5.4.260.0100.07718.84
5.4.250.0100.07318.97
5.4.240.0030.05719.19
5.4.230.0030.04019.14
5.4.220.0030.04019.13
5.4.210.0030.08319.24
5.4.200.0130.07018.96
5.4.190.0030.06718.83
5.4.180.0000.04718.84
5.4.170.0100.07319.15
5.4.160.0070.07019.05
5.4.150.0130.07319.09
5.4.140.0030.04716.41
5.4.130.0100.05716.35
5.4.120.0070.07316.35
5.4.110.0030.05016.46
5.4.100.0030.05016.43
5.4.90.0070.05716.47
5.4.80.0030.04716.35
5.4.70.0070.05016.41
5.4.60.0100.04316.27
5.4.50.0070.08016.34
5.4.40.0200.04316.38
5.4.30.0070.05716.38
5.4.20.0070.05716.40
5.4.10.0030.05716.39
5.4.00.0130.03315.88
5.3.290.0030.05014.70
5.3.280.0030.04714.75
5.3.270.0030.05014.59
5.3.260.0030.07014.64
5.3.250.0030.07014.52
5.3.240.0070.08014.65
5.3.230.0070.07314.58
5.3.220.0070.06314.71
5.3.210.0070.05714.59
5.3.200.0170.06714.60
5.3.190.0030.04714.56
5.3.180.0030.04714.71
5.3.170.0100.07014.63
5.3.160.0030.07714.71
5.3.150.0100.04014.73
5.3.140.0070.06314.62
5.3.130.0070.07714.69
5.3.120.0100.05014.54
5.3.110.0030.05014.54
5.3.100.0070.07314.10
5.3.90.0030.05714.00
5.3.80.0030.04014.00
5.3.70.0070.04714.03
5.3.60.0030.07713.99
5.3.50.0070.07313.86
5.3.40.0070.05013.98
5.3.30.0070.03713.89
5.3.20.0100.04313.60
5.3.10.0000.05013.73
5.3.00.0070.07313.63
5.2.170.0070.06011.14
5.2.160.0070.05311.10
5.2.150.0030.06311.14
5.2.140.0030.03711.21
5.2.130.0030.03711.10
5.2.120.0030.06311.26
5.2.110.0100.03011.25
5.2.100.0070.03711.07
5.2.90.0030.03711.24
5.2.80.0000.04711.16
5.2.70.0100.06311.04
5.2.60.0030.06311.05
5.2.50.0070.04310.97
5.2.40.0070.05711.04
5.2.30.0030.03710.98
5.2.20.0100.04710.94
5.2.10.0070.04310.82
5.2.00.0070.03310.74
5.1.60.0100.0339.99
5.1.50.0100.0479.97
5.1.40.0070.0579.99
5.1.30.0030.03010.49
5.1.20.0100.04010.25
5.1.10.0100.04710.07
5.1.00.0000.03710.03
5.0.50.0070.0408.61
5.0.40.0030.0408.41
5.0.30.0000.0578.25
5.0.20.0070.0238.24
5.0.10.0030.0478.07
5.0.00.0030.0438.11
4.4.90.0030.0377.98
4.4.80.0070.0277.98
4.4.70.0000.0277.98
4.4.60.0000.0207.98
4.4.50.0100.0307.98
4.4.40.0000.0337.98
4.4.30.0000.0277.98
4.4.20.0000.0407.98
4.4.10.0030.0177.98
4.4.00.0030.0307.98
4.3.110.0000.0277.98
4.3.100.0000.0207.98
4.3.90.0030.0377.98
4.3.80.0000.0507.98
4.3.70.0000.0237.98
4.3.60.0000.0377.98
4.3.50.0000.0237.98
4.3.40.0000.0307.98
4.3.30.0030.0337.98
4.3.20.0030.0137.98
4.3.10.0000.0277.98
4.3.00.0000.0207.98

preferences:
53.6 ms | 401 KiB | 5 Q