3v4l.org

run code in 300+ PHP versions simultaneously
<?php $days = array('2'); function alter_days(&$day) { echo 'bla'; } array_walk($days, 'alter_days'); var_dump($days);

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)
8.3.60.0140.00418.30
8.3.50.0100.00922.04
8.3.40.0110.00418.61
8.3.30.0090.00920.20
8.3.20.0060.00318.78
8.3.10.0000.00819.21
8.3.00.0050.00319.68
8.2.180.0180.00316.50
8.2.170.0150.00622.96
8.2.160.0130.00720.35
8.2.150.0040.00424.18
8.2.140.0070.00024.66
8.2.130.0020.00526.16
8.2.120.0000.00819.85
8.2.110.0070.00320.47
8.2.100.0030.00917.72
8.2.90.0030.00619.17
8.2.80.0040.00419.39
8.2.70.0000.00817.38
8.2.60.0030.00617.93
8.2.50.0040.00418.07
8.2.40.0050.00317.97
8.2.30.0000.00719.31
8.2.20.0080.00017.51
8.2.10.0040.00417.74
8.2.00.0000.00817.71
8.1.280.0000.01425.92
8.1.270.0000.00823.99
8.1.260.0000.00726.35
8.1.250.0080.00028.09
8.1.240.0070.00322.38
8.1.230.0040.00720.88
8.1.220.0060.00318.77
8.1.210.0060.00318.91
8.1.200.0030.00617.36
8.1.190.0070.00017.53
8.1.180.0060.00318.10
8.1.170.0040.00418.57
8.1.160.0080.00018.81
8.1.150.0060.00318.48
8.1.140.0000.00817.39
8.1.130.0070.00017.88
8.1.120.0070.00017.38
8.1.110.0050.00317.32
8.1.100.0040.00417.30
8.1.90.0000.00717.30
8.1.80.0030.00317.43
8.1.70.0040.00417.41
8.1.60.0040.00417.57
8.1.50.0000.00817.40
8.1.40.0050.00217.48
8.1.30.0040.00417.50
8.1.20.0000.00817.46
8.1.10.0000.00717.54
8.1.00.0000.00717.47
8.0.300.0050.00519.95
8.0.290.0040.00417.05
8.0.280.0000.00718.33
8.0.270.0000.00717.20
8.0.260.0030.00316.82
8.0.250.0000.00716.93
8.0.240.0060.00316.84
8.0.230.0040.00416.80
8.0.220.0070.00016.84
8.0.210.0000.00716.89
8.0.200.0030.00316.82
8.0.190.0000.00816.91
8.0.180.0050.00316.88
8.0.170.0000.00716.86
8.0.160.0000.00816.89
8.0.150.0070.00016.84
8.0.140.0030.00516.72
8.0.130.0050.00013.24
8.0.120.0040.00416.80
8.0.110.0000.00816.84
8.0.100.0050.00216.72
8.0.90.0040.00416.86
8.0.80.0070.01516.79
8.0.70.0000.00716.61
8.0.60.0000.00716.89
8.0.50.0000.00816.75
8.0.30.0110.01117.07
8.0.20.0100.00817.40
8.0.10.0030.00516.76
8.0.00.0090.00916.77
7.4.330.0050.00016.84
7.4.320.0080.00016.54
7.4.300.0000.00616.44
7.4.290.0030.00316.59
7.4.280.0040.00416.34
7.4.270.0060.00016.59
7.4.260.0000.00613.23
7.4.250.0070.00016.42
7.4.240.0000.00816.49
7.4.230.0040.00216.57
7.4.220.0100.01016.53
7.4.210.0100.00516.45
7.4.200.0040.00416.64
7.4.190.0040.00416.61
7.4.160.0150.00316.55
7.4.150.0180.00317.40
7.4.140.0130.00417.86
7.4.130.0080.00816.45
7.4.120.0090.00816.42
7.4.110.0150.00316.60
7.4.100.0030.01316.48
7.4.90.0070.01016.32
7.4.80.0130.00319.39
7.4.70.0110.01116.34
7.4.60.0150.00616.48
7.4.50.0050.00316.27
7.4.40.0150.00422.77
7.4.30.0140.00616.15
7.4.00.0100.00714.44
7.3.330.0030.00313.04
7.3.320.0000.00513.04
7.3.310.0070.00016.14
7.3.300.0000.00716.13
7.3.290.0120.00616.14
7.3.280.0070.01116.19
7.3.270.0070.01017.40
7.3.260.0110.00918.24
7.3.250.0160.00416.34
7.3.240.0090.00616.13
7.3.230.0060.01216.39
7.3.210.0030.01416.11
7.3.200.0110.01419.39
7.3.190.0030.01416.26
7.3.180.0110.00616.17
7.3.170.0120.00316.42
7.3.160.0080.01316.39
7.3.120.0090.00914.73
7.3.00.0040.01216.59
7.2.330.0090.01316.58
7.2.320.0070.01016.39
7.2.310.0100.01316.66
7.2.300.0040.01216.45
7.2.290.0060.00916.65
7.2.130.0000.01316.85
7.2.120.0040.00816.68
7.2.110.0030.01016.89
7.2.100.0040.00416.81
7.2.90.0110.00416.53
7.2.80.0000.01116.54
7.2.70.0090.00316.46
7.2.60.0030.00916.68
7.2.50.0030.01016.88
7.2.40.0000.01216.36
7.2.30.0140.00016.64
7.2.20.0060.00916.40
7.2.10.0080.00616.73
7.2.00.0030.00916.59
7.1.250.0030.00915.70
7.1.240.0060.00315.38
7.1.230.0000.01315.71
7.1.220.0000.01215.40
7.1.210.0140.00015.82
7.1.200.0090.00115.59
7.1.190.0060.00915.67
7.1.180.0000.01415.58
7.1.170.0030.00715.47
7.1.160.0070.00715.50
7.1.150.0030.01015.79
7.1.140.0030.00915.81
7.1.130.0100.00315.55
7.1.120.0030.01015.79
7.1.110.0070.00315.56
7.1.100.0100.00315.57
7.1.90.0060.00915.58
7.1.80.0070.00715.66
7.1.70.0090.00216.43
7.1.60.0120.00717.53
7.1.50.0050.01316.11
7.1.40.0070.01015.72
7.1.30.0110.00615.75
7.1.20.0030.01215.84
7.1.10.0110.00315.64
7.1.00.0030.02919.00
7.0.330.0060.00615.57
7.0.320.0000.00715.30
7.0.310.0030.01015.48
7.0.300.0030.00715.37
7.0.290.0050.00515.07
7.0.280.0000.01215.44
7.0.270.0040.00415.37
7.0.260.0140.00015.54
7.0.250.0100.00315.38
7.0.240.0040.00415.59
7.0.230.0030.00615.09
7.0.220.0000.01115.41
7.0.210.0040.00715.13
7.0.200.0000.00916.04
7.0.190.0040.00415.38
7.0.180.0110.00315.15
7.0.170.0000.01515.32
7.0.160.0070.00715.41
7.0.150.0120.00015.53
7.0.140.0030.04218.61
7.0.130.0000.01215.27
7.0.120.0030.01015.07
7.0.110.0060.00615.36
7.0.100.0070.00415.30
7.0.90.0100.00315.41
7.0.80.0030.04617.64
7.0.70.0280.03717.54
7.0.60.0250.02617.56
7.0.50.0220.03217.78
7.0.40.0060.03616.84
7.0.30.0060.02616.80
7.0.20.0130.04316.75
7.0.10.0050.04816.77
7.0.00.0060.04216.75
5.6.380.0040.00414.70
5.6.370.0030.00914.18
5.6.360.0030.00914.21
5.6.350.0100.00314.26
5.6.340.0030.01014.02
5.6.330.0070.00714.46
5.6.320.0090.00614.36
5.6.310.0090.00614.50
5.6.300.0040.01114.18
5.6.290.0040.00714.24
5.6.280.0080.03317.54
5.6.270.0060.00614.58
5.6.260.0080.00414.26
5.6.250.0000.01014.21
5.6.240.0080.00614.40
5.6.230.0110.03617.38
5.6.220.0050.04517.38
5.6.210.0060.04717.44
5.6.200.0060.04517.78
5.6.190.0030.04717.59
5.6.180.0060.05017.55
5.6.170.0070.04217.85
5.6.160.0090.04517.67
5.6.150.0070.02717.66
5.6.140.0060.02517.70
5.6.130.0050.03317.56
5.6.120.0060.02317.54
5.6.110.0060.03117.67
5.6.100.0020.02717.63
5.6.90.0050.02517.54
5.6.80.0070.01917.26
5.6.70.0050.02917.42
5.6.60.0040.02317.26
5.6.50.0020.03017.32
5.6.40.0030.04717.28
5.6.30.0050.02517.23
5.6.20.0050.02517.33
5.6.10.0030.02517.38
5.6.00.0080.02517.24
5.5.380.0080.00311.18
5.5.370.0050.02615.77
5.5.360.0030.04515.81
5.5.350.0070.04415.84
5.5.340.0040.02516.05
5.5.330.0050.04415.99
5.5.320.0070.04015.98
5.5.310.0020.02516.09
5.5.300.0110.03415.98
5.5.290.0020.02515.99
5.5.280.0030.02616.02
5.5.270.0050.02415.98
5.5.260.0080.04715.98
5.5.250.0030.01915.93
5.5.240.0070.01715.73
5.5.230.0050.02815.73
5.5.220.0020.02415.71
5.5.210.0020.03015.69
5.5.200.0070.02315.75
5.5.190.0000.02715.68
5.5.180.0070.02115.65
5.5.170.0030.00611.18
5.5.160.0070.02215.64
5.5.150.0040.02415.67
5.5.140.0060.03315.70
5.5.130.0100.02715.67
5.5.120.0030.02315.66
5.5.110.0020.02615.68
5.5.100.0030.02315.64
5.5.90.0070.02715.64
5.5.80.0050.02515.63
5.5.70.0070.02215.56
5.5.60.0080.01815.62
5.5.50.0020.02315.61
5.5.40.0080.02515.63
5.5.30.0020.02715.66
5.5.20.0040.02215.60
5.5.10.0020.02415.67
5.5.00.0060.02115.57
5.4.450.0040.02315.34
5.4.440.0020.03615.21
5.4.430.0020.02415.32
5.4.420.0080.01315.22
5.4.410.0050.02215.30
5.4.400.0020.03415.06
5.4.390.0110.03115.03
5.4.380.0050.02115.20
5.4.370.0060.03615.18
5.4.360.0030.03315.15
5.4.350.0000.02815.20
5.4.340.0020.02315.17
5.4.330.0050.00311.18
5.4.320.0030.02315.21
5.4.310.0040.02115.10
5.4.300.0060.02015.18
5.4.290.0150.01615.17
5.4.280.0050.02315.11
5.4.270.0020.02415.10
5.4.260.0030.01715.10
5.4.250.0050.03715.11
5.4.240.0030.02015.06
5.4.230.0030.02015.21
5.4.220.0030.02015.16
5.4.210.0050.02015.20
5.4.200.0050.01815.10
5.4.190.0030.01815.09
5.4.180.0000.02615.10
5.4.170.0040.02215.16
5.4.160.0060.01815.08
5.4.150.0030.02415.18
5.4.140.0060.01613.84
5.4.130.0050.01813.82
5.4.120.0080.01513.71
5.4.110.0050.01713.82
5.4.100.0020.02313.79
5.4.90.0020.02613.78
5.4.80.0050.01513.79
5.4.70.0050.02213.75
5.4.60.0050.03613.76
5.4.50.0050.02013.74
5.4.40.0030.02613.84
5.4.30.0100.02013.81
5.4.20.0030.02313.78
5.4.10.0030.04113.83
5.4.00.0020.02813.52
5.3.290.0040.02012.98
5.3.280.0000.02512.89
5.3.270.0020.02112.85
5.3.260.0080.01512.91
5.3.250.0030.01812.88
5.3.240.0060.01312.90
5.3.230.0060.01812.92
5.3.220.0040.01712.86
5.3.210.0030.01812.89
5.3.200.0070.01712.90
5.3.190.0030.01812.87
5.3.180.0050.01712.93
5.3.170.0060.01912.84
5.3.160.0020.03112.94
5.3.150.0100.03512.86
5.3.140.0020.03812.89
5.3.130.0000.02612.87
5.3.120.0060.01812.85
5.3.110.0040.03512.87
5.3.100.0030.02812.57
5.3.90.0020.02112.65
5.3.80.0050.04012.59
5.3.70.0050.01512.65
5.3.60.0020.02112.58
5.3.50.0100.01512.56
5.3.40.0050.02812.57
5.3.30.0040.02112.53
5.3.20.0030.03612.46
5.3.10.0030.04012.44
5.3.00.0020.02512.40
5.2.170.0030.01611.38
5.2.160.0050.02011.38
5.2.150.0010.02111.38
5.2.140.0050.01511.38
5.2.130.0020.03411.38
5.2.120.0050.03011.38
5.2.110.0050.02311.38
5.2.100.0030.01711.38
5.2.90.0050.02011.38
5.2.80.0030.01811.38
5.2.70.0030.02811.38
5.2.60.0010.02011.38
5.2.50.0050.02811.38
5.2.40.0030.02711.38
5.2.30.0030.03311.38
5.2.20.0060.02711.38
5.2.10.0030.03111.38
5.2.00.0110.02711.38
5.1.60.0070.02311.38
5.1.50.0050.02711.38
5.1.40.0050.02411.38
5.1.30.0020.02211.38
5.1.20.0030.02511.38
5.1.10.0070.02611.38
5.1.00.0020.02811.38
5.0.50.0020.01311.38
5.0.40.0000.01311.38
5.0.30.0030.03011.38
5.0.20.0060.02011.38
5.0.10.0020.01811.38
5.0.00.0020.01811.38
4.4.90.0020.01211.38
4.4.80.0010.02111.38
4.4.70.0000.02111.38
4.4.60.0020.02011.38
4.4.50.0030.01311.38
4.4.40.0010.03011.38
4.4.30.0020.01511.38
4.4.20.0030.01611.38
4.4.10.0020.02011.38
4.4.00.0000.01611.38
4.3.110.0020.01911.38
4.3.100.0030.01811.38
4.3.90.0010.01811.38
4.3.80.0050.01511.38
4.3.70.0030.01711.38
4.3.60.0030.01311.38
4.3.50.0020.02011.38
4.3.40.0030.02211.38
4.3.30.0020.01211.38
4.3.20.0030.02011.38
4.3.10.0050.01011.38
4.3.00.0030.01811.38

preferences:
45.99 ms | 401 KiB | 5 Q