3v4l.org

run code in 300+ PHP versions simultaneously
<?php function generateUserFIO(array $names) { return implode( ' ', [ ucfirst(strtolower($names['last_name'])), (substr($names['first_name'], 1, 1) . '.'), (substr($names['middle_name'], 1, 1) . '.'), ] ); } print_r(generateUserFIO([ 'last_name' => 'Гопкало', 'first_name' => 'Никита', 'middle_name' => 'Владимирович', ]));

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)
8.3.60.0090.00918.31
8.3.50.0170.00221.02
8.3.40.0100.00718.66
8.3.30.0070.00720.38
8.3.20.0080.00018.39
8.3.10.0040.00420.92
8.3.00.0040.00423.48
8.2.180.0180.00416.75
8.2.170.0070.00722.96
8.2.160.0060.01020.57
8.2.150.0000.00824.18
8.2.140.0000.00724.66
8.2.130.0030.00626.16
8.2.120.0080.00019.36
8.2.110.0040.00719.09
8.2.100.0090.00317.78
8.2.90.0040.00419.08
8.2.80.0030.00619.40
8.2.70.0030.00617.63
8.2.60.0060.00317.80
8.2.50.0040.00418.07
8.2.40.0030.00619.85
8.2.30.0020.00519.51
8.2.20.0050.00317.52
8.2.10.0000.00717.55
8.2.00.0000.00717.67
8.1.280.0070.01825.92
8.1.270.0040.00423.99
8.1.260.0030.00626.35
8.1.250.0080.00028.09
8.1.240.0060.00322.35
8.1.230.0070.00321.04
8.1.220.0030.00618.77
8.1.210.0050.00318.77
8.1.200.0090.00017.23
8.1.190.0050.00217.39
8.1.180.0080.00018.10
8.1.170.0030.00618.45
8.1.160.0070.00018.81
8.1.150.0040.00418.55
8.1.140.0000.00717.32
8.1.130.0070.00017.66
8.1.120.0030.00617.29
8.1.110.0030.00617.42
8.1.100.0030.00517.40
8.1.90.0000.00717.41
8.1.80.0040.00417.28
8.1.70.0070.00017.24
8.1.60.0040.00417.38
8.1.50.0000.00717.31
8.1.40.0040.00417.45
8.1.30.0080.00017.51
8.1.20.0000.00817.45
8.1.10.0040.00417.59
8.1.00.0000.00717.34
8.0.300.0040.00419.97
8.0.290.0040.00417.15
8.0.280.0050.00318.38
8.0.270.0000.00817.20
8.0.260.0000.00616.73
8.0.250.0000.00716.85
8.0.240.0000.00916.79
8.0.230.0000.00716.84
8.0.220.0040.00416.85
8.0.210.0000.00716.82
8.0.200.0070.00016.77
8.0.190.0020.00516.87
8.0.180.0040.00416.77
8.0.170.0030.00416.79
8.0.160.0000.00716.86
8.0.150.0020.00516.80
8.0.140.0040.00416.65
8.0.130.0060.00013.29
8.0.120.0000.00816.79
8.0.110.0050.00316.81
8.0.100.0000.00816.72
8.0.90.0000.00716.80
8.0.80.0130.00316.82
8.0.70.0050.00316.65
8.0.60.0030.00316.73
8.0.50.0040.00416.91
8.0.30.0090.00917.18
8.0.20.0120.00917.40
8.0.10.0000.00716.90
8.0.00.0060.01616.48
7.4.330.0030.00314.91
7.4.320.0030.00316.54
7.4.300.0040.00416.53
7.4.290.0030.00316.47
7.4.280.0000.00716.56
7.4.270.0030.00516.52
7.4.260.0000.00613.15
7.4.250.0040.00416.32
7.4.240.0080.00016.52
7.4.230.0000.00716.53
7.4.220.0090.01016.41
7.4.210.0090.00716.46
7.4.200.0080.00016.52
7.4.190.0000.00716.62
7.4.160.0100.00716.48
7.4.150.0070.01017.40
7.4.140.0090.00817.86
7.4.130.0120.00716.50
7.4.120.0120.00616.33
7.4.110.0080.01116.37
7.4.100.0030.01316.53
7.4.90.0150.00316.36
7.4.80.0070.01019.39
7.4.70.0130.00416.68
7.4.60.0160.00616.25
7.4.50.0000.00816.37
7.4.40.0100.00322.77
7.4.30.0130.00316.50
7.4.00.0060.00914.73
7.3.330.0000.00713.07
7.3.320.0050.00013.29
7.3.310.0030.00316.27
7.3.300.0030.00316.34
7.3.290.0140.00016.20
7.3.280.0060.00916.22
7.3.270.0040.01417.40
7.3.260.0130.00718.24
7.3.250.0120.00616.39
7.3.240.0060.01216.45
7.3.230.0060.01016.49
7.3.210.0100.00716.27
7.3.200.0090.01419.39
7.3.190.0190.00416.20
7.3.180.0060.01316.25
7.3.170.0130.00716.40
7.3.160.0060.01516.53
7.3.120.0060.01214.76
7.2.330.0090.00916.29
7.2.320.0070.01116.73
7.2.310.0070.01516.67
7.2.300.0030.01316.38
7.2.290.0080.00816.58
7.2.110.0140.00016.63
7.2.100.0030.00916.51
7.2.90.0110.00416.44
7.2.80.0000.01016.48
7.2.70.0070.01016.86
7.2.60.0030.01416.63
7.2.50.0070.00716.68
7.2.40.0090.00616.96
7.2.30.0000.01416.79
7.2.20.0030.01316.99
7.2.10.0040.00416.93
7.2.00.0090.00718.24
7.1.230.0090.00315.92
7.1.220.0060.00915.88
7.1.210.0090.00615.85
7.1.200.0090.00615.59
7.1.190.0000.01315.93
7.1.180.0030.01215.75
7.1.170.0060.01015.90
7.1.160.0000.01215.62
7.1.150.0090.00315.96
7.1.140.0000.01415.92
7.1.130.0120.00315.78
7.1.120.0070.00715.90
7.1.110.0060.00915.86
7.1.100.0060.00716.99
7.1.90.0120.00015.76
7.1.80.0030.00715.91
7.1.70.0120.00616.54
7.1.60.0030.01717.55
7.1.50.0090.00816.41
7.1.40.0090.00315.89
7.1.30.0080.00415.80
7.1.20.0070.01015.82
7.1.10.0060.00615.68
7.1.00.0020.04318.99
7.0.310.0060.00615.37
7.0.300.0060.00615.21
7.0.290.0060.00615.16
7.0.280.0030.01315.25
7.0.270.0070.00715.21
7.0.260.0070.00715.18
7.0.250.0100.00315.36
7.0.240.0030.01015.09
7.0.230.0060.00615.36
7.0.220.0120.00315.36
7.0.210.0000.01115.48
7.0.200.0030.00615.92
7.0.190.0000.00715.39
7.0.180.0060.00615.57
7.0.170.0000.01315.54
7.0.160.0060.00615.37
7.0.150.0030.01015.35
7.0.140.0050.03818.67
7.0.130.0060.00615.43
7.0.120.0070.00315.50
7.0.110.0140.00015.45
7.0.100.0050.00515.49
7.0.90.0030.01015.24
7.0.80.0000.01615.34
7.0.70.0070.02418.67
7.0.60.0040.03318.59
7.0.50.0070.04218.79
7.0.40.0090.03216.70
7.0.30.0060.04516.79
7.0.20.0030.04816.82
7.0.10.0120.04016.80
7.0.00.0100.03616.86
5.6.380.0030.00714.57
5.6.370.0030.01014.48
5.6.360.0030.00714.27
5.6.350.0100.00014.67
5.6.340.0090.00014.38
5.6.330.0030.01014.04
5.6.320.0070.00714.48
5.6.310.0060.00314.05
5.6.300.0100.00614.05
5.6.290.0030.00614.47
5.6.280.0070.04717.60
5.6.270.0130.00314.62
5.6.260.0060.00314.37
5.6.250.0000.01014.32
5.6.240.0060.00614.24
5.6.230.0030.00914.02
5.6.220.0020.02917.47
5.6.210.0100.03917.36
5.6.200.0050.04017.60
5.6.190.0060.02717.82
5.6.180.0050.04017.56
5.6.170.0060.04117.84
5.6.160.0030.03817.58
5.6.150.0050.04317.74
5.6.140.0110.03817.56
5.6.130.0110.04317.62
5.6.120.0070.02017.69
5.6.110.0040.02417.73
5.6.100.0020.03917.86
5.6.90.0070.02217.56
5.6.80.0030.02417.35
5.6.70.0030.02617.26
5.6.60.0060.02017.30
5.6.50.0060.02017.24
5.6.40.0060.02217.21
5.6.30.0040.02017.24
5.6.20.0030.02117.38
5.6.10.0090.01517.24
5.6.00.0080.01517.31
5.5.380.0070.00312.79
5.5.370.0080.00312.79
5.5.360.0010.03116.61
5.5.350.0070.04016.63
5.5.340.0020.04416.83
5.5.330.0020.04716.77
5.5.320.0050.04616.81
5.5.310.0050.04916.86
5.5.300.0070.03816.84
5.5.290.0080.03716.79
5.5.280.0050.02216.86
5.5.270.0000.02716.84
5.5.260.0030.03116.82
5.5.250.0050.02216.68
5.5.240.0030.02116.53
5.5.230.0030.02116.53
5.5.220.0030.02016.55
5.5.210.0030.02016.55
5.5.200.0030.02216.50
5.5.190.0050.01516.51
5.5.180.0040.01716.53
5.5.170.0030.00914.27
5.5.160.0040.02616.46
5.5.150.0050.01516.52
5.5.140.0030.02716.38
5.5.130.0030.04216.53
5.5.120.0000.02616.47
5.5.110.0050.02016.45
5.5.100.0060.02316.43
5.5.90.0060.03416.43
5.5.80.0020.04016.42
5.5.70.0030.02316.43
5.5.60.0030.02316.39
5.5.50.0020.04516.43
5.5.40.0090.01716.41
5.5.30.0030.02716.41
5.5.20.0030.02216.46
5.5.10.0050.01816.46
5.5.00.0070.01716.41
5.4.450.0120.04016.07
5.4.440.0060.02216.12
5.4.430.0090.02016.01
5.4.420.0060.02316.07
5.4.410.0080.02116.07
5.4.400.0040.02415.99
5.4.390.0020.02615.96
5.4.380.0030.03515.96
5.4.370.0040.03115.96
5.4.360.0020.02415.91
5.4.350.0020.02315.85
5.4.340.0040.01815.92
5.4.330.0110.00012.79
5.4.320.0070.02315.94
5.4.310.0040.03215.85
5.4.300.0070.02915.92
5.4.290.0030.04015.96
5.4.280.0020.02315.82
5.4.270.0030.02615.92
5.4.260.0050.01815.83
5.4.250.0030.03715.98
5.4.240.0020.02815.97
5.4.230.0000.02315.91
5.4.220.0030.02315.91
5.4.210.0050.01815.91
5.4.200.0030.02315.95
5.4.190.0020.02616.02
5.4.180.0030.02215.83
5.4.170.0030.02115.86
5.4.160.0020.02715.99
5.4.150.0000.02515.99
5.4.140.0020.02214.61
5.4.130.0020.02214.61
5.4.120.0020.04314.52
5.4.110.0080.03714.63
5.4.100.0050.03714.59
5.4.90.0060.03814.61
5.4.80.0100.03514.61
5.4.70.0030.03014.64
5.4.60.0050.03614.56
5.4.50.0020.02914.54
5.4.40.0040.03614.58
5.4.30.0100.03514.57
5.4.20.0000.03414.57
5.4.10.0030.04214.62
5.4.00.0050.03814.32
5.3.290.0050.01514.32
5.3.280.0040.01714.32
5.3.270.0030.02114.32
5.3.260.0000.04414.32
5.3.250.0050.01814.32
5.3.240.0000.02214.32
5.3.230.0020.02214.32
5.3.220.0050.04014.32
5.3.210.0000.03114.32
5.3.200.0000.04414.32
5.3.190.0020.04214.32
5.3.180.0080.03714.32
5.3.170.0050.03714.32
5.3.160.0030.04114.32
5.3.150.0010.02314.32
5.3.140.0020.04014.32
5.3.130.0030.04314.32
5.3.120.0050.03814.32
5.3.110.0060.04014.32
5.3.100.0010.03614.32
5.3.90.0040.02514.32
5.3.80.0050.03714.32
5.3.70.0070.03714.32
5.3.60.0030.03514.32
5.3.50.0030.02614.32
5.3.40.0050.03914.32
5.3.30.0080.02314.32
5.3.20.0030.03814.32
5.3.10.0030.02714.32
5.3.00.0030.04014.32
5.2.170.0050.03314.32
5.2.160.0020.03714.32
5.2.150.0020.02214.32
5.2.140.0010.03514.32
5.2.130.0030.03014.32
5.2.120.0040.03114.32
5.2.110.0050.02014.32
5.2.100.0030.03014.32
5.2.90.0020.03414.32
5.2.80.0030.03514.32
5.2.70.0000.03514.32
5.2.60.0030.03414.32
5.2.50.0030.03014.32
5.2.40.0060.03014.32
5.2.30.0060.03514.32
5.2.20.0050.03214.32
5.2.10.0020.03014.32
5.2.00.0030.03214.32
5.1.60.0020.03014.32
5.1.50.0070.02214.32
5.1.40.0040.01514.32
5.1.30.0020.03214.32
5.1.20.0070.01814.32
5.1.10.0030.01714.32
5.1.00.0030.01814.32
5.0.50.0000.02514.32
5.0.40.0020.01214.32
5.0.30.0010.03114.32
5.0.20.0020.01414.32
5.0.10.0040.02014.32
5.0.00.0030.03514.32
4.4.90.0020.01814.32
4.4.80.0000.02214.32
4.4.70.0040.01714.32
4.4.60.0020.02014.32
4.4.50.0010.02014.32
4.4.40.0030.02814.32
4.4.30.0030.01114.32
4.4.20.0010.01614.32
4.4.10.0000.01814.32
4.4.00.0020.02014.32
4.3.110.0010.01014.32
4.3.100.0010.00814.32
4.3.90.0020.01514.32
4.3.80.0010.02814.32
4.3.70.0020.01514.32
4.3.60.0030.01714.32
4.3.50.0020.02014.32
4.3.40.0030.01814.32
4.3.30.0000.02314.32
4.3.20.0020.01814.32
4.3.10.0060.01214.32
4.3.00.0030.01214.32

preferences:
39.91 ms | 401 KiB | 5 Q