3v4l.org

run code in 300+ PHP versions simultaneously
<?php $arr=array(array("img","dummies","slides","01.jpg"),array("img","dummies","slides","01.jpg"),array("img","dummies","slides","01.jpg")); print_r($arr); echo $num_arr=count($arr); for($i=0;$i<$num_arr;$i++) { $new_key="key_".$i; $arr[$new_key] = $arr[$i]; unset($arr[$i]); } print_r($arr);

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)
8.3.60.0100.00618.06
8.3.50.0130.00216.65
8.3.40.0090.00618.69
8.3.30.0080.00818.79
8.3.20.0080.00018.91
8.3.10.0050.00320.41
8.3.00.0090.00017.50
8.2.180.0100.00725.92
8.2.170.0040.01119.09
8.2.160.0100.00322.96
8.2.150.0000.00825.66
8.2.140.0080.00024.66
8.2.130.0000.00826.16
8.2.120.0050.00320.08
8.2.110.0090.00020.48
8.2.100.0080.00418.03
8.2.90.0060.00317.91
8.2.80.0040.00417.97
8.2.70.0070.00317.50
8.2.60.0000.00717.93
8.2.50.0050.00318.07
8.2.40.0040.00418.22
8.2.30.0090.00318.00
8.2.20.0000.00717.61
8.2.10.0050.00217.75
8.2.00.0090.00017.73
8.1.280.0070.00725.92
8.1.270.0070.00023.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0040.00423.98
8.1.230.0120.00020.91
8.1.220.0050.00317.76
8.1.210.0060.00318.77
8.1.200.0030.00617.34
8.1.190.0040.00417.53
8.1.180.0050.00518.10
8.1.170.0040.00418.95
8.1.160.0070.00018.84
8.1.150.0070.00018.57
8.1.140.0000.00717.41
8.1.130.0000.00717.84
8.1.120.0000.00717.54
8.1.110.0000.00717.45
8.1.100.0040.00417.37
8.1.90.0020.00517.41
8.1.80.0040.00417.42
8.1.70.0000.00717.42
8.1.60.0030.00717.58
8.1.50.0050.00217.45
8.1.40.0080.00017.55
8.1.30.0040.00417.68
8.1.20.0050.00317.65
8.1.10.0020.00517.52
8.1.00.0030.00617.50
8.0.300.0040.00420.03
8.0.290.0000.01016.62
8.0.280.0030.00318.37
8.0.270.0000.00817.28
8.0.260.0050.00218.57
8.0.250.0000.00716.87
8.0.240.0030.00516.96
8.0.230.0000.00716.98
8.0.220.0000.00716.88
8.0.210.0030.00516.87
8.0.200.0070.00017.00
8.0.190.0000.00716.98
8.0.180.0000.00816.82
8.0.170.0030.00616.95
8.0.160.0000.00716.97
8.0.150.0000.00716.72
8.0.140.0100.00216.80
8.0.130.0000.00613.26
8.0.120.0040.00416.90
8.0.110.0000.00716.79
8.0.100.0040.00416.77
8.0.90.0000.00716.70
8.0.80.0050.00816.82
8.0.70.0040.00416.84
8.0.60.0000.00716.76
8.0.50.0040.00416.75
8.0.30.0110.01117.15
8.0.20.0080.01117.26
8.0.10.0000.00716.95
8.0.00.0120.01116.85
7.4.330.0000.00613.43
7.4.320.0060.00016.58
7.4.300.0000.00616.50
7.4.290.0000.00616.42
7.4.280.0050.00316.60
7.4.270.0030.00316.57
7.4.260.0040.00413.27
7.4.250.0050.00316.42
7.4.240.0040.00416.41
7.4.230.0030.00316.63
7.4.220.0070.01816.55
7.4.210.0040.01016.64
7.4.200.0000.00716.72
7.4.190.0040.00416.65
7.4.160.0110.00816.43
7.4.150.0130.00917.18
7.4.140.0170.01717.09
7.4.130.0100.00716.56
7.4.120.0080.01216.54
7.4.110.0070.01316.62
7.4.100.0050.01316.57
7.4.90.0130.00616.33
7.4.80.0100.01018.80
7.4.70.0100.00716.39
7.4.60.0070.01116.43
7.4.50.0040.00416.31
7.4.40.0030.00922.27
7.4.30.0090.00616.39
7.4.00.0030.01015.03
7.3.330.0030.00313.13
7.3.320.0000.00713.13
7.3.310.0090.00016.28
7.3.300.0030.00316.30
7.3.290.0060.00916.32
7.3.280.0080.00816.36
7.3.270.0090.01417.18
7.3.260.0090.01018.24
7.3.250.0100.00916.55
7.3.240.0060.00916.66
7.3.230.0100.00716.39
7.3.210.0030.01316.45
7.3.200.0090.00919.39
7.3.190.0190.00716.57
7.3.180.0100.00616.42
7.3.170.0140.00716.66
7.3.160.0120.00616.53
7.3.120.0070.01014.82
7.3.10.0030.00916.50
7.3.00.0090.00616.74
7.2.330.0090.00916.83
7.2.320.0190.00316.46
7.2.310.0160.00716.80
7.2.300.0130.01216.86
7.2.290.0100.00716.51
7.2.130.0070.00716.64
7.2.120.0070.00716.85
7.2.110.0060.00916.42
7.2.100.0070.00716.89
7.2.90.0060.00917.02
7.2.80.0050.00517.08
7.2.70.0060.00916.91
7.2.60.0000.01016.67
7.2.50.0030.00716.81
7.2.40.0040.00716.80
7.2.30.0040.01116.90
7.2.20.0050.00516.88
7.2.10.0060.01316.72
7.2.00.0050.01018.10
7.1.250.0000.01415.71
7.1.200.0060.00615.77
7.1.100.0000.00918.14
7.1.70.0050.00217.18
7.1.60.0100.01319.40
7.1.50.0070.01417.04
7.1.00.0000.06722.28
7.0.200.0090.00016.80
7.0.140.0030.07322.18
7.0.60.0200.07719.92
7.0.50.0070.03717.95
7.0.40.0070.03717.75
7.0.30.0070.03717.73
7.0.20.0070.03717.78
7.0.10.0030.03717.74
7.0.00.0030.04017.85
5.6.280.0030.07721.12
5.6.210.0070.08720.68
5.6.200.0000.04318.25
5.6.190.0000.05018.24
5.6.180.0100.03718.16
5.6.170.0000.04318.22
5.6.160.0070.03718.27
5.6.150.0070.03718.23
5.6.140.0100.03318.14
5.6.130.0070.03718.28
5.6.120.0030.04018.18
5.6.110.0070.03718.18
5.6.100.0070.03718.14
5.6.90.0070.03718.21
5.6.80.0000.04017.60
5.6.70.0030.03717.54
5.6.60.0100.03317.53
5.6.50.0030.03717.67
5.6.40.0070.03717.61
5.6.30.0000.04717.64
5.6.20.0170.03717.54
5.6.10.0070.08317.51
5.6.00.0100.06017.54
5.5.350.0270.07020.44
5.5.340.0030.04018.05
5.5.330.0030.03718.04
5.5.320.0070.03717.99
5.5.310.0070.04317.95
5.5.300.0070.04017.98
5.5.290.0070.03717.92
5.5.280.0030.04018.08
5.5.270.0030.04018.07
5.5.260.0070.03717.91
5.5.250.0030.03717.84
5.5.240.0030.04317.37
5.5.230.0130.03717.46
5.5.220.0030.06317.36
5.5.210.0070.05717.29
5.5.200.0070.04317.30
5.5.190.0030.04717.39
5.5.180.0000.05717.30
5.5.160.0070.04717.29
5.5.150.0070.04717.32
5.5.140.0000.04317.32
5.5.130.0030.08017.34
5.5.120.0000.04317.42
5.5.110.0070.05317.34
5.5.100.0070.06317.32
5.5.90.0070.05717.23
5.5.80.0100.04017.23
5.5.70.0100.07317.25
5.5.60.0130.07317.16
5.5.50.0070.08017.31
5.5.40.0000.04317.21
5.5.30.0000.06017.27
5.5.20.0100.04017.24
5.5.10.0030.04017.21
5.5.00.0000.04017.22
5.4.450.0070.03719.38
5.4.440.0000.04319.29
5.4.430.0000.04019.42
5.4.420.0000.04019.33
5.4.410.0070.03319.18
5.4.400.0000.04319.27
5.4.390.0000.04018.98
5.4.380.0100.06319.03
5.4.370.0030.04719.09
5.4.360.0000.05719.03
5.4.350.0070.08718.95
5.4.340.0030.07019.13
5.4.320.0070.03319.09
5.4.310.0100.03018.98
5.4.300.0030.04319.05
5.4.290.0100.06019.27
5.4.280.0070.05019.12
5.4.270.0000.04319.05
5.4.260.0100.05719.09
5.4.250.0030.06319.01
5.4.240.0000.04719.04
5.4.230.0030.05719.02
5.4.220.0100.04019.04
5.4.210.0030.04319.02
5.4.200.0030.07019.04
5.4.190.0100.03719.09
5.4.180.0130.06719.04
5.4.170.0070.03718.94
5.4.160.0100.03318.87
5.4.150.0030.04718.96
5.4.140.0130.03016.43
5.4.130.0000.06016.38
5.4.120.0130.06016.40
5.4.110.0000.05016.40
5.4.100.0100.03716.38
5.4.90.0030.05016.48
5.4.80.0170.06316.40
5.4.70.0070.04716.36
5.4.60.0170.06016.43
5.4.50.0100.06716.35
5.4.40.0070.06016.46
5.4.30.0070.07716.35
5.4.20.0030.07716.33
5.4.10.0100.07016.39
5.4.00.0100.06715.84
5.3.290.0070.04314.72
5.3.280.0030.07014.59
5.3.270.0070.03314.66
5.3.260.0100.04314.64
5.3.250.0030.05714.61
5.3.240.0070.04014.81
5.3.230.0030.05714.59
5.3.220.0070.05314.42
5.3.210.0070.07714.62
5.3.200.0000.06014.61
5.3.190.0100.07014.41
5.3.180.0030.07714.58
5.3.170.0070.07314.66
5.3.160.0100.07314.51
5.3.150.0070.07714.59
5.3.140.0000.07014.76
5.3.130.0100.07714.50
5.3.120.0130.06014.60
5.3.110.0070.05014.75
5.3.100.0070.06714.05
5.3.90.0030.07014.00
5.3.80.0030.08013.85
5.3.70.0170.07013.85
5.3.60.0100.05014.03
5.3.50.0100.07014.04
5.3.40.0070.07313.93
5.3.30.0070.07713.75
5.3.20.0000.05713.71
5.3.10.0030.07313.68
5.3.00.0070.07313.67
5.2.170.0070.04311.18
5.2.160.0070.05011.35
5.2.150.0030.05311.13
5.2.140.0000.04011.14
5.2.130.0070.03011.16
5.2.120.0030.05711.13
5.2.110.0070.06311.20
5.2.100.0070.06011.13
5.2.90.0000.03711.13
5.2.80.0000.04010.93
5.2.70.0000.04311.13
5.2.60.0000.06311.12
5.2.50.0070.05311.01
5.2.40.0000.07010.88
5.2.30.0100.05710.99
5.2.20.0100.06011.16
5.2.10.0000.06010.91
5.2.00.0070.05310.67
5.1.60.0100.0309.98
5.1.50.0070.0509.95
5.1.40.0030.0339.95
5.1.30.0030.04010.23
5.1.20.0030.05710.38
5.1.10.0100.04310.05
5.1.00.0070.03010.16
5.0.50.0000.0309.54
5.0.40.0030.0339.54
5.0.30.0000.0609.54
5.0.20.0030.0209.54
5.0.10.0100.0109.54
5.0.00.0030.0479.54
4.4.90.0030.0179.54
4.4.80.0000.0409.54
4.4.70.0030.0309.54
4.4.60.0030.0309.54
4.4.50.0070.0339.54
4.4.40.0000.0609.54
4.4.30.0000.0309.54
4.4.20.0000.0379.54
4.4.10.0000.0209.54
4.4.00.0000.0439.54
4.3.110.0030.0379.54
4.3.100.0000.0209.54
4.3.90.0000.0179.54
4.3.80.0030.0309.54
4.3.70.0030.0309.54
4.3.60.0000.0309.54
4.3.50.0000.0279.54
4.3.40.0000.0309.54
4.3.30.0030.0239.54
4.3.20.0000.0409.54
4.3.10.0030.0379.54
4.3.00.0070.0309.54

preferences:
51.46 ms | 400 KiB | 5 Q