3v4l.org

run code in 300+ PHP versions simultaneously
<?php class strings { function fix_string($a) { echo implode("",$a); } function fix_strings($b) { foreach ($b as $item) { $this->fix_string($item); } } } $s = new strings(); $ret = $s->fix_strings('Derick'); ?>

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)
8.3.60.0110.00318.32
8.3.50.0100.01121.99
8.3.40.0070.00718.67
8.3.30.0030.01020.38
8.3.20.0040.00418.78
8.3.10.0080.00020.91
8.3.00.0070.00319.56
8.2.180.0110.01118.12
8.2.170.0110.00822.96
8.2.160.0100.00320.39
8.2.150.0050.00324.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0050.00319.77
8.2.110.0060.00319.27
8.2.100.0080.00417.78
8.2.90.0080.00019.20
8.2.80.0000.00817.97
8.2.70.0000.00817.63
8.2.60.0030.00517.93
8.2.50.0040.00418.10
8.2.40.0050.00319.97
8.2.30.0030.00521.27
8.2.20.0040.00417.70
8.2.10.0070.00017.59
8.2.00.0070.00417.67
8.1.280.0090.00625.92
8.1.270.0000.00723.99
8.1.260.0000.00826.35
8.1.250.0000.00728.09
8.1.240.0030.00720.99
8.1.230.0040.00717.83
8.1.220.0060.00317.74
8.1.210.0090.00018.77
8.1.200.0030.00617.35
8.1.190.0050.00517.23
8.1.180.0050.00318.10
8.1.170.0000.00818.45
8.1.160.0000.00718.89
8.1.150.0030.00518.63
8.1.140.0080.00017.40
8.1.130.0040.00417.75
8.1.120.0000.00917.49
8.1.110.0040.00417.44
8.1.100.0070.00017.49
8.1.90.0030.00517.49
8.1.80.0000.00817.38
8.1.70.0000.00717.30
8.1.60.0000.00817.50
8.1.50.0040.00417.48
8.1.40.0000.00817.42
8.1.30.0000.00817.61
8.1.20.0000.00917.54
8.1.10.0080.00017.51
8.1.00.0000.00817.30
8.0.300.0000.00818.77
8.0.290.0050.00316.75
8.0.280.0030.00318.32
8.0.270.0030.00317.29
8.0.260.0030.00316.88
8.0.250.0040.00417.04
8.0.240.0030.00616.91
8.0.230.0000.00716.92
8.0.220.0070.00016.89
8.0.210.0030.00616.90
8.0.200.0070.00016.90
8.0.190.0030.00516.95
8.0.180.0050.00217.01
8.0.170.0020.00516.92
8.0.160.0000.00716.85
8.0.150.0040.00416.93
8.0.140.0030.00516.90
8.0.130.0050.00013.42
8.0.120.0000.00816.98
8.0.110.0000.00817.06
8.0.100.0080.00016.89
8.0.90.0040.00416.90
8.0.80.0120.00616.84
8.0.70.0000.00816.90
8.0.60.0030.00516.80
8.0.50.0070.00017.01
8.0.30.0170.00717.13
8.0.20.0110.00917.40
8.0.10.0030.00517.09
8.0.00.0120.01016.77
7.4.330.0020.00216.67
7.4.320.0030.00316.64
7.4.300.0030.00316.61
7.4.290.0000.00716.55
7.4.280.0000.00816.50
7.4.270.0040.00416.63
7.4.260.0030.00313.33
7.4.250.0040.00416.36
7.4.240.0000.00716.60
7.4.230.0000.00816.55
7.4.220.0110.00716.45
7.4.210.0120.00316.54
7.4.200.0070.00016.53
7.4.190.0030.00416.75
7.4.160.0100.00716.52
7.4.150.0080.01117.40
7.4.140.0110.01117.86
7.4.130.0090.01116.51
7.4.120.0130.00316.53
7.4.110.0120.01016.48
7.4.100.0130.00316.61
7.4.90.0120.00616.67
7.4.80.0090.00619.39
7.4.70.0060.00916.64
7.4.60.0090.00916.43
7.4.50.0030.00616.47
7.4.40.0040.01222.77
7.4.30.0090.00916.55
7.4.00.0070.01015.23
7.3.330.0030.00313.25
7.3.320.0030.00313.15
7.3.310.0070.00016.17
7.3.300.0000.00716.25
7.3.290.0030.01716.29
7.3.280.0090.01016.29
7.3.270.0130.00617.40
7.3.260.0140.00418.24
7.3.250.0120.00516.52
7.3.240.0090.00916.60
7.3.230.0130.01016.46
7.3.210.0030.01316.32
7.3.200.0110.00619.39
7.3.190.0110.01116.47
7.3.180.0110.01116.30
7.3.170.0130.00316.33
7.3.160.0180.00416.36
7.3.120.0120.00314.77
7.3.10.0030.00916.57
7.3.00.0070.00716.57
7.2.330.0130.00416.65
7.2.320.0070.01016.70
7.2.310.0130.01016.71
7.2.300.0100.00716.59
7.2.290.0130.00316.45
7.2.130.0070.00416.96
7.2.120.0090.00917.00
7.2.110.0070.00316.53
7.2.100.0130.01016.87
7.2.90.0090.00416.81
7.2.80.0120.00616.84
7.2.70.0030.01016.60
7.2.60.0070.00616.82
7.2.50.0050.01016.70
7.2.40.0080.00316.67
7.2.30.0100.01016.92
7.2.20.0090.00616.87
7.2.10.0070.00317.03
7.2.00.0060.00418.21
7.1.250.0000.01015.78
7.1.240.0000.00915.51
7.1.230.0030.00615.60
7.1.220.0050.00515.50
7.1.210.0140.00415.61
7.1.200.0020.00915.43
7.1.190.0140.00715.52
7.1.180.0030.00615.81
7.1.170.0060.00615.79
7.1.160.0000.00815.57
7.1.150.0060.00315.74
7.1.140.0130.00715.67
7.1.130.0090.00015.56
7.1.120.0090.00915.74
7.1.110.0090.00315.39
7.1.100.0080.01016.09
7.1.90.0060.00615.61
7.1.80.0030.00915.84
7.1.70.0050.00716.12
7.1.60.0070.01317.48
7.1.50.0080.00816.13
7.1.40.0030.00615.71
7.1.30.0060.00615.52
7.1.20.0100.00715.73
7.1.10.0070.00715.55
7.1.00.0020.02819.19
7.0.330.0060.00615.39
7.0.320.0060.01015.32
7.0.310.0040.00415.43
7.0.300.0000.00715.14
7.0.290.0060.00615.28
7.0.280.0070.00715.43
7.0.270.0040.00815.27
7.0.260.0040.00415.21
7.0.250.0110.00415.45
7.0.240.0030.00615.24
7.0.230.0070.00715.27
7.0.220.0130.00715.27
7.0.210.0080.00315.16
7.0.200.0040.00516.02
7.0.190.0080.00415.04
7.0.180.0060.00615.43
7.0.170.0090.00315.31
7.0.160.0060.01015.20
7.0.150.0060.00315.25
7.0.140.0020.04218.65
7.0.130.0070.01015.18
7.0.120.0050.00515.41
7.0.110.0100.00715.36
7.0.100.0000.03317.64
7.0.90.0120.04217.50
7.0.80.0100.02717.69
7.0.70.0200.02317.77
7.0.60.0130.03017.61
7.0.50.0060.02317.91
7.0.40.0100.02016.81
7.0.30.0040.02716.70
7.0.20.0100.02016.68
7.0.10.0050.02616.75
7.0.00.0120.02216.84
5.6.380.0070.01014.23
5.6.370.0030.00614.15
5.6.360.0000.01314.15
5.6.350.0050.00314.30
5.6.340.0030.01014.27
5.6.330.0090.00014.09
5.6.320.0070.00414.60
5.6.310.0030.00714.52
5.6.300.0070.00713.92
5.6.290.0070.00714.25
5.6.280.0030.04017.62
5.6.270.0140.00014.16
5.6.260.0090.00314.20
5.6.250.0080.04417.62
5.6.240.0110.03817.38
5.6.230.0080.03817.59
5.6.220.0090.04217.53
5.6.210.0050.02617.47
5.6.200.0080.04217.84
5.6.190.0070.02517.78
5.6.180.0090.02117.80
5.6.170.0050.02517.46
5.6.160.0070.02417.70
5.6.150.0060.02217.61
5.6.140.0050.01817.84
5.6.130.0130.02217.63
5.6.120.0120.02717.48
5.6.110.0040.02417.56
5.6.100.0030.02817.58
5.6.90.0140.02217.58
5.6.80.0130.02017.38
5.6.70.0090.02117.32
5.6.60.0070.02417.22
5.6.50.0070.02417.49
5.6.40.0110.02117.29
5.6.30.0080.02017.24
5.6.20.0080.02517.34
5.6.10.0050.02517.25
5.6.00.0080.02217.34
5.5.380.0060.04315.80
5.5.370.0150.03715.77
5.5.360.0060.03115.83
5.5.350.0100.02215.76
5.5.340.0040.03615.97
5.5.330.0080.02215.94
5.5.320.0100.02516.09
5.5.310.0060.02515.97
5.5.300.0120.01715.84
5.5.290.0090.02815.79
5.5.280.0100.02115.90
5.5.270.0070.02015.99
5.5.260.0030.02615.92
5.5.250.0030.02415.85
5.5.240.0050.02315.72
5.5.230.0050.02315.39
5.5.220.0100.01815.66
5.5.210.0050.01815.59
5.5.200.0050.02015.73
5.5.190.0090.01815.66
5.5.180.0100.02115.75
5.5.170.0030.00811.20
5.5.160.0020.02615.74
5.5.150.0070.01715.51
5.5.140.0070.01515.46
5.5.130.0060.03115.74
5.5.120.0060.02215.61
5.5.110.0050.03415.49
5.5.100.0110.03715.31
5.5.90.0050.02115.63
5.5.80.0110.02815.45
5.5.70.0100.04015.68
5.5.60.0150.01815.68
5.5.50.0020.04415.37
5.5.40.0030.03115.42
5.5.30.0110.03815.44
5.5.20.0110.03815.42
5.5.10.0130.02815.52
5.5.00.0050.03915.51
5.4.450.0020.02415.02
5.4.440.0040.02315.04
5.4.430.0070.02015.07
5.4.420.0080.02015.03
5.4.410.0070.02015.25
5.4.400.0020.02415.01
5.4.390.0040.02015.05
5.4.380.0030.02014.95
5.4.370.0030.02015.07
5.4.360.0030.03014.79
5.4.350.0060.02115.08
5.4.340.0000.02314.77
5.4.330.0110.00210.57
5.4.320.0010.02914.66
5.4.310.0090.01515.10
5.4.300.0050.02314.92
5.4.290.0070.02415.04
5.4.280.0040.02314.98
5.4.270.0030.02214.98
5.4.260.0030.02314.96
5.4.250.0070.04214.87
5.4.240.0070.03714.96
5.4.230.0080.03814.97
5.4.220.0100.03514.98
5.4.210.0080.03515.02
5.4.200.0070.02514.77
5.4.190.0050.04014.94
5.4.180.0080.04114.88
5.4.170.0070.03615.03
5.4.160.0080.03915.02
5.4.150.0020.04115.03
5.4.140.0100.04013.80
5.4.130.0060.03713.55
5.4.120.0110.03613.54
5.4.110.0040.04113.61
5.4.100.0070.03813.50
5.4.90.0070.04013.62
5.4.80.0090.02313.63
5.4.70.0000.04313.79
5.4.60.0110.04113.67
5.4.50.0090.03313.66
5.4.40.0120.03813.62
5.4.30.0100.03713.64
5.4.20.0150.04313.67
5.4.10.0090.03713.58
5.4.00.0180.02513.36
5.3.290.0030.02312.57
5.3.280.0020.02512.63
5.3.270.0080.04112.58
5.3.260.0100.03812.62
5.3.250.0050.04412.62
5.3.240.0030.04612.56
5.3.230.0050.03712.61
5.3.220.0080.03812.48
5.3.210.0040.04412.51
5.3.200.0020.04212.52
5.3.190.0050.03812.64
5.3.180.0030.04012.68
5.3.170.0080.03812.68
5.3.160.0090.04112.65
5.3.150.0210.02312.54
5.3.140.0130.04012.64
5.3.130.0150.03712.50
5.3.120.0200.03012.65
5.3.110.0080.03312.60
5.3.100.0300.03512.29
5.3.90.0120.04512.39
5.3.80.0150.02012.35
5.3.70.0090.02712.24
5.3.60.0110.02412.21
5.3.50.0070.03012.29
5.3.40.0060.03912.21
5.3.30.0050.03412.33
5.3.20.0030.03812.16
5.3.10.0050.03912.07
5.3.00.0020.04012.12
5.2.170.0020.02010.45
5.2.160.0060.03810.53
5.2.150.0080.03210.55
5.2.140.0020.02110.52
5.2.130.0030.03210.43
5.2.120.0030.01810.43
5.2.110.0030.02410.57
5.2.100.0000.02510.54
5.2.90.0050.01310.56
5.2.80.0000.02310.46
5.2.70.0040.03310.57
5.2.60.0020.03710.42
5.2.50.0020.04010.43
5.2.40.0050.03110.39
5.2.30.0020.03410.45
5.2.20.0090.02810.46
5.2.10.0070.02810.31
5.2.00.0050.03110.31
5.1.60.0010.0289.94
5.1.50.0020.0279.98
5.1.40.0070.0129.97
5.1.30.0120.01210.08
5.1.20.0030.03110.19
5.1.10.0060.0259.98
5.1.00.0050.0279.93
5.0.50.0030.0289.27
5.0.40.0030.0119.10
5.0.30.0030.0369.09
5.0.20.0020.0239.11
5.0.10.0060.0189.09
5.0.00.0020.0379.09
4.4.90.0020.0209.09
4.4.80.0000.0149.09
4.4.70.0020.0219.09
4.4.60.0000.0239.09
4.4.50.0020.0209.09
4.4.40.0040.0139.09
4.4.30.0060.0089.09
4.4.20.0030.0179.09
4.4.10.0020.0219.09
4.4.00.0030.0289.09
4.3.110.0050.0159.09
4.3.100.0020.0209.09
4.3.90.0020.0209.09
4.3.80.0020.0229.09
4.3.70.0020.0209.09
4.3.60.0030.0189.09
4.3.50.0020.0209.09
4.3.40.0030.0279.09
4.3.30.0010.0139.09
4.3.20.0030.0179.09
4.3.10.0020.0189.09
4.3.00.0000.0139.09

preferences:
62.13 ms | 400 KiB | 5 Q