3v4l.org

run code in 300+ PHP versions simultaneously
<?php $array[] = array('first'=>'jake','last'=>'quattrocchi'); $array[] = array('first'=>'david'); foreach($array as $key=>&$value){ $value['first'] = 'adfgadgadfg'; } var_dump($array); echo $key; var_dump($value);

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)
8.3.60.0120.00416.75
8.3.50.0160.00521.14
8.3.40.0140.00018.73
8.3.30.0110.00419.26
8.3.20.0000.00820.35
8.3.10.0000.00821.79
8.3.00.0040.00418.02
8.2.180.0150.00016.47
8.2.170.0120.00322.96
8.2.160.0070.01320.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0050.00319.26
8.2.110.0070.00322.13
8.2.100.0100.00319.83
8.2.90.0000.00719.30
8.2.80.0000.00817.97
8.2.70.0030.00617.50
8.2.60.0060.00318.05
8.2.50.0030.00618.07
8.2.40.0050.00218.22
8.2.30.0030.00618.36
8.2.20.0030.00517.71
8.2.10.0050.00318.18
8.2.00.0100.00017.66
8.1.280.0110.00425.92
8.1.270.0060.00323.79
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00622.14
8.1.230.0030.00919.16
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0030.00617.34
8.1.190.0080.00017.38
8.1.180.0040.00418.10
8.1.170.0060.00318.64
8.1.160.0040.00422.02
8.1.150.0000.00818.91
8.1.140.0070.00017.44
8.1.130.0070.00017.77
8.1.120.0030.00317.45
8.1.110.0000.00717.45
8.1.100.0040.00417.45
8.1.90.0080.00317.44
8.1.80.0040.00417.53
8.1.70.0000.00817.45
8.1.60.0090.00017.57
8.1.50.0040.00417.53
8.1.40.0040.00417.42
8.1.30.0060.00317.60
8.1.20.0040.00417.65
8.1.10.0050.00317.59
8.1.00.0040.00417.56
8.0.300.0000.00718.77
8.0.290.0050.00216.75
8.0.280.0080.00018.45
8.0.270.0070.00017.28
8.0.260.0040.00417.21
8.0.250.0030.00316.95
8.0.240.0040.00416.93
8.0.230.0030.00316.95
8.0.220.0040.00416.83
8.0.210.0080.00016.77
8.0.200.0000.00616.83
8.0.190.0030.00516.97
8.0.180.0080.00016.97
8.0.170.0000.00716.82
8.0.160.0070.00016.84
8.0.150.0040.00416.94
8.0.140.0000.00716.74
8.0.130.0050.00013.28
8.0.120.0040.00416.75
8.0.110.0080.00016.93
8.0.100.0000.00716.89
8.0.90.0020.00516.73
8.0.80.0090.01216.85
8.0.70.0000.00716.96
8.0.60.0040.00416.93
8.0.50.0070.00016.69
8.0.30.0090.01017.01
8.0.20.0080.01217.40
8.0.10.0030.00516.91
8.0.00.0150.00516.72
7.4.330.0000.00515.03
7.4.320.0060.00016.51
7.4.300.0000.00716.63
7.4.290.0000.00716.59
7.4.280.0000.00816.56
7.4.270.0070.00016.50
7.4.260.0030.00316.45
7.4.250.0070.00016.46
7.4.240.0050.00216.54
7.4.230.0040.00416.51
7.4.220.0060.00916.56
7.4.210.0030.01616.64
7.4.200.0040.00416.60
7.4.160.0080.00816.78
7.4.150.0140.00317.40
7.4.140.0080.01117.86
7.4.130.0080.01116.38
7.4.120.0090.00816.58
7.4.110.0060.01216.62
7.4.100.0130.00316.52
7.4.90.0120.00616.48
7.4.80.0130.00619.39
7.4.70.0060.01216.46
7.4.60.0170.00316.52
7.4.50.0020.00516.19
7.4.40.0060.01216.43
7.4.30.0040.01216.40
7.4.00.0060.00915.15
7.3.330.0000.00713.09
7.3.320.0060.00013.26
7.3.310.0070.00016.47
7.3.300.0030.00316.24
7.3.290.0030.01516.33
7.3.280.0060.00916.37
7.3.270.0100.00717.40
7.3.260.0120.00616.35
7.3.250.0100.00716.49
7.3.240.0070.01416.60
7.3.230.0150.00316.39
7.3.210.0070.01016.50
7.3.200.0120.00619.39
7.3.190.0100.00716.49
7.3.180.0090.00616.36
7.3.170.0070.01416.27
7.3.160.0000.01816.37
7.3.120.0070.01115.07
7.2.330.0070.01116.73
7.2.320.0150.00816.70
7.2.310.0180.00316.80
7.2.300.0110.01116.66
7.2.290.0070.01016.45
7.2.120.0060.01116.30
7.2.110.0060.00516.44
7.2.100.0070.00716.63
7.2.90.0090.00316.61
7.2.80.0090.00316.44
7.2.70.0070.00716.94
7.2.60.0090.00316.90
7.2.50.0070.00716.71
7.2.40.0000.01717.01
7.2.30.0030.00916.88
7.2.20.0030.00617.10
7.2.10.0070.00716.91
7.2.00.0030.01016.88
7.1.240.0000.00815.70
7.1.230.0000.01515.95
7.1.220.0040.00715.85
7.1.210.0040.01115.86
7.1.200.0140.00015.80
7.1.190.0040.00815.60
7.1.180.0110.00415.53
7.1.170.0000.00815.74
7.1.160.0110.00415.71
7.1.150.0040.01115.53
7.1.140.0080.00815.95
7.1.130.0030.00716.03
7.1.120.0060.00316.00
7.1.110.0040.00816.00
7.1.100.0000.01215.63
7.1.90.0030.00915.85
7.1.80.0070.00715.97
7.1.70.0050.00616.28
7.1.60.0070.00616.59
7.1.50.0060.01116.43
7.1.40.0040.00815.93
7.1.30.0090.00315.82
7.1.20.0030.00915.86
7.1.10.0030.01015.75
7.1.00.0050.04119.07
7.0.320.0000.01315.19
7.0.310.0030.01015.39
7.0.300.0030.01215.46
7.0.290.0060.00615.56
7.0.280.0070.00715.49
7.0.270.0100.00315.53
7.0.260.0070.00715.38
7.0.250.0000.00815.43
7.0.240.0070.00315.57
7.0.230.0070.00715.32
7.0.220.0000.00815.18
7.0.210.0000.01215.39
7.0.200.0050.01116.10
7.0.190.0100.00315.33
7.0.180.0000.01015.39
7.0.170.0000.00715.56
7.0.160.0030.00315.22
7.0.150.0060.00615.51
7.0.140.0060.03518.79
7.0.130.0090.00315.46
7.0.120.0070.00715.50
7.0.110.0030.01015.37
7.0.100.0090.00615.41
7.0.90.0080.00415.41
7.0.80.0070.00715.43
7.0.70.0030.00615.40
7.0.60.0070.03917.66
7.0.50.0070.03116.56
7.0.40.0060.03016.78
7.0.30.0130.04616.90
7.0.20.0220.02516.69
7.0.10.0030.02516.81
7.0.00.0030.02616.70
5.6.380.0070.00314.49
5.6.370.0070.00314.68
5.6.360.0000.00914.27
5.6.350.0060.00314.02
5.6.340.0030.01014.39
5.6.330.0030.00914.41
5.6.320.0090.00314.38
5.6.310.0030.01014.16
5.6.300.0070.00314.62
5.6.290.0060.00314.52
5.6.280.0060.04017.60
5.6.270.0070.00714.38
5.6.260.0060.00914.31
5.6.250.0040.01214.18
5.6.240.0080.00414.51
5.6.230.0090.00314.26
5.6.220.0100.00314.41
5.6.210.0080.04317.52
5.6.200.0080.03016.45
5.6.190.0050.03517.29
5.6.180.0130.02217.35
5.6.170.0170.04217.43
5.6.160.0050.03517.37
5.6.150.0080.03216.26
5.6.140.0090.03116.41
5.6.130.0060.02916.40
5.6.120.0070.04517.69
5.6.110.0080.04317.64
5.6.100.0100.03017.66
5.6.90.0030.04417.71
5.6.80.0070.02717.21
5.6.70.0030.01014.00
5.6.60.0060.00914.24
5.6.50.0030.01314.19
5.6.40.0080.00814.59
5.6.30.0060.01014.42
5.6.20.0070.00714.20
5.6.10.0060.00914.45
5.6.00.0070.00714.00
5.5.380.0000.00611.07
5.5.370.0040.00411.11
5.5.360.0040.00711.07
5.5.350.0150.03715.77
5.5.340.0050.04114.52
5.5.330.0040.02415.66
5.5.320.0160.02315.87
5.5.310.0170.02315.75
5.5.300.0070.03814.61
5.5.290.0030.03114.57
5.5.280.0100.03115.92
5.5.270.0020.04415.93
5.5.260.0090.04216.14
5.5.250.0050.03715.87
5.5.240.0000.02415.71
5.5.230.0030.00611.07
5.5.220.0000.01211.08
5.5.210.0000.01211.07
5.5.200.0030.00311.07
5.5.190.0000.00611.21
5.5.180.0050.00511.07
5.5.170.0070.00714.29
5.5.160.0060.00611.17
5.5.150.0090.00311.16
5.5.140.0040.00711.11
5.5.130.0060.00311.07
5.5.120.0000.01011.20
5.5.110.0050.00511.07
5.5.100.0040.00811.25
5.5.90.0030.00311.07
5.5.80.0030.00911.07
5.5.70.0030.00311.09
5.5.60.0030.00611.07
5.5.50.0030.00611.07
5.5.40.0000.01111.07
5.5.30.0030.00311.07
5.5.20.0000.00611.12
5.5.10.0040.00411.07
5.5.00.0090.00011.13
5.4.450.0360.03115.33
5.4.440.0530.03815.38
5.4.430.0490.03115.38
5.4.420.0370.02515.19
5.4.410.0060.02915.08
5.4.400.0030.03314.93
5.4.390.0220.03314.93
5.4.380.0150.02714.86
5.4.370.0060.03014.81
5.4.360.0070.02214.90
5.4.350.0060.02311.53
5.4.340.0040.02011.55
5.4.330.0050.00011.07
5.4.320.0070.01911.76
5.4.310.0020.02211.76
5.4.300.0050.02411.77
5.4.290.0030.02511.77
5.4.280.0060.01711.71
5.4.270.0020.02411.80
5.4.260.0050.02211.81
5.4.250.0090.01911.71
5.4.240.0060.01811.71
5.4.230.0050.02211.71
5.4.220.0070.02111.71
5.4.210.0040.02311.71
5.4.200.0090.01911.71
5.4.190.0040.02311.71
5.4.180.0040.02311.76
5.4.170.0060.02211.71
5.4.160.0040.02011.71
5.4.150.0030.02211.71
5.4.140.0060.02311.55
5.4.130.0060.02011.56
5.4.120.0020.02411.52
5.4.110.0050.02111.52
5.4.100.0030.02211.52
5.4.90.0060.01911.52
5.4.80.0040.02711.52
5.4.70.0040.02311.58
5.4.60.0050.02111.53
5.4.50.0050.02211.60
5.4.40.0040.01911.51
5.4.30.0040.02111.53
5.4.20.0070.02411.51
5.4.10.0090.01911.51
5.4.00.0020.02711.26
5.3.290.0060.02411.94
5.3.280.0070.01811.89
5.3.270.0050.02111.90
5.3.260.0070.02411.89
5.3.250.0040.02311.89
5.3.240.0060.02211.90
5.3.230.0050.02511.89
5.3.220.0040.02211.88
5.3.210.0070.01911.88
5.3.200.0050.02111.88
5.3.190.0070.02011.87
5.3.180.0070.01911.87
5.3.170.0050.02111.87
5.3.160.0040.02011.87
5.3.150.0020.02611.88
5.3.140.0050.02011.87
5.3.130.0030.02611.87
5.3.120.0040.02311.87
5.3.110.0100.02111.87
5.3.100.0040.01911.60
5.3.90.0080.02111.58
5.3.80.0060.02011.58
5.3.70.0070.01811.57
5.3.60.0040.02111.57
5.3.50.0050.02011.54
5.3.40.0060.02211.54
5.3.30.0080.01711.51
5.3.20.0060.01911.40
5.3.10.0020.02011.38
5.3.00.0060.02011.38
5.2.170.0050.01810.13
5.2.160.0050.01610.13
5.2.150.0040.01910.13
5.2.140.0020.02010.12
5.2.130.0050.01410.11
5.2.120.0070.01610.10
5.2.110.0050.01710.11
5.2.100.0050.01510.11
5.2.90.0070.01410.10
5.2.80.0020.02010.11
5.2.70.0050.01710.11
5.2.60.0050.02110.08
5.2.50.0040.01710.07
5.2.40.0070.01510.05
5.2.30.0070.01610.04
5.2.20.0020.02010.04
5.2.10.0030.01810.00
5.2.00.0010.0199.93
5.1.60.0040.0159.58
5.1.50.0040.0149.57
5.1.40.0020.0169.56
5.1.30.0060.0159.74
5.1.20.0040.0139.75
5.1.10.0030.0159.62
5.1.00.0020.0189.61
5.0.50.0040.0118.85
5.0.40.0040.0128.78
5.0.30.0050.0198.69
5.0.20.0080.0078.67
5.0.10.0040.0118.66
5.0.00.0040.0178.66
4.4.90.0030.0107.93
4.4.80.0030.0087.92
4.4.70.0040.0097.91
4.4.60.0040.0087.91
4.4.50.0050.0077.92
4.4.40.0030.0137.89
4.4.30.0020.0097.92
4.4.20.0040.0077.96
4.4.10.0020.0117.96
4.4.00.0020.0147.92
4.3.110.0020.0177.87
4.3.100.0040.0107.87
4.3.90.0020.0107.85
4.3.80.0020.0147.83
4.3.70.0010.0117.85
4.3.60.0030.0127.85
4.3.50.0020.0167.85
4.3.40.0010.0187.81
4.3.30.0040.0127.18
4.3.20.0030.0117.17
4.3.10.0020.0117.15
4.3.00.0050.0159.14

preferences:
51.47 ms | 401 KiB | 5 Q