3v4l.org

run code in 300+ PHP versions simultaneously
<?php class testCase { private $stores; public function doFunction($items = array(), $out ) { foreach($items as $num => $val) { if($num%2 == 0) { $out = $val; } else { $out = strtoupper($val); } $out = "<br />"; } return $this->store = $out; } private function unFunction($items = '', $out = array()) { $items = implode("<br >", $items, -1); foreach($items as $num => $val) { if($num%2 != 0) { $out[$num] = $val; } else { $out[$num] = strtlower($val); } } echo $out; } } $test = new testCase(); echo $test -> doFunction(array_merge(range(0,25), range('a','z'))) . "<hr />"; print_r($test -> unFunction($test->store)); ?>

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)
8.3.60.0090.00618.31
8.3.50.0110.00922.03
8.3.40.0140.00018.85
8.3.30.0120.00319.08
8.3.20.0050.00220.16
8.3.10.0080.00022.06
8.3.00.0080.00022.39
8.2.180.0110.00416.75
8.2.170.0040.01122.96
8.2.160.0070.00722.21
8.2.150.0040.00424.18
8.2.140.0050.00324.66
8.2.130.0180.00026.16
8.2.120.0030.00717.63
8.2.110.0060.00322.20
8.2.100.0120.00019.64
8.2.90.0040.00419.05
8.2.80.0050.00318.03
8.2.70.0080.00017.35
8.2.60.0060.00317.80
8.2.50.0030.00518.07
8.2.40.0040.00417.91
8.2.30.0040.00417.93
8.2.20.0040.00417.68
8.2.10.0040.00419.52
8.2.00.0000.00817.69
8.1.280.0050.00925.92
8.1.270.0080.00022.19
8.1.260.0070.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.70
8.1.230.0040.00819.08
8.1.220.0090.00017.74
8.1.210.0040.00418.77
8.1.200.0060.00317.23
8.1.190.0000.00817.51
8.1.180.0000.00818.10
8.1.170.0000.00918.41
8.1.160.0040.00422.01
8.1.150.0000.00718.51
8.1.140.0000.00717.52
8.1.130.0040.00417.72
8.1.120.0000.00717.45
8.1.110.0030.00517.44
8.1.100.0070.00017.43
8.1.90.0000.00817.33
8.1.80.0000.00717.33
8.1.70.0030.00317.38
8.1.60.0080.00017.52
8.1.50.0040.00417.47
8.1.40.0000.00817.50
8.1.30.0060.00317.59
8.1.20.0000.00917.65
8.1.10.0040.00417.56
8.1.00.0030.00517.52
8.0.300.0040.00418.77
8.0.290.0000.00717.15
8.0.280.0000.00818.39
8.0.270.0030.00517.14
8.0.260.0060.00016.72
8.0.250.0030.00316.95
8.0.240.0040.00416.85
8.0.230.0070.00016.89
8.0.220.0000.00816.96
8.0.210.0070.00016.93
8.0.200.0030.00316.82
8.0.190.0050.00216.89
8.0.180.0080.00016.98
8.0.170.0080.00016.94
8.0.160.0040.00416.88
8.0.150.0040.00416.76
8.0.140.0040.00416.88
8.0.130.0000.00613.43
8.0.120.0020.00516.86
8.0.110.0000.00816.91
8.0.100.0040.00416.85
8.0.90.0030.00516.74
8.0.80.0060.01316.79
8.0.70.0040.00416.90
8.0.60.0070.00016.85
8.0.50.0000.00716.80
8.0.30.0130.01016.91
8.0.20.0110.00817.40
8.0.10.0040.00417.03
8.0.00.0090.00916.75
7.4.330.0030.00315.00
7.4.320.0000.00616.54
7.4.300.0000.00616.43
7.4.290.0030.00316.63
7.4.280.0030.00316.61
7.4.270.0070.00016.56
7.4.260.0030.00316.58
7.4.250.0020.00516.44
7.4.240.0020.00616.53
7.4.230.0000.00716.62
7.4.220.0090.00916.57
7.4.210.0090.00916.63
7.4.200.0050.00216.43
7.4.190.0040.00416.40
7.4.160.0100.00716.58
7.4.150.0070.01517.40
7.4.140.0120.00617.86
7.4.130.0120.00616.49
7.4.120.0180.00016.52
7.4.110.0060.01016.68
7.4.100.0060.01316.43
7.4.90.0140.00416.46
7.4.80.0060.01019.39
7.4.70.0120.00416.46
7.4.60.0080.01216.40
7.4.50.0030.00516.38
7.4.40.0060.00922.77
7.4.30.0030.01316.57
7.4.00.0090.00715.16
7.3.330.0060.00013.38
7.3.320.0000.00513.24
7.3.310.0000.00716.27
7.3.300.0070.00016.23
7.3.290.0150.00016.37
7.3.280.0110.00516.36
7.3.270.0180.00617.40
7.3.260.0140.01016.42
7.3.250.0110.00716.41
7.3.240.0090.00916.36
7.3.230.0060.01216.39
7.3.210.0060.01216.48
7.3.200.0090.00619.39
7.3.190.0110.00516.45
7.3.180.0040.01216.48
7.3.170.0110.00516.41
7.3.160.0120.00316.45
7.3.120.0080.00814.85
7.3.110.0000.01914.81
7.3.100.0040.01114.94
7.3.90.0040.01114.93
7.3.80.0030.01314.84
7.3.70.0030.00914.62
7.3.60.0060.00614.84
7.3.50.0060.01314.73
7.3.40.0040.00814.69
7.3.30.0180.00014.58
7.3.20.0100.00616.47
7.3.10.0000.01116.59
7.3.00.0090.00616.56
7.2.330.0070.01016.84
7.2.320.0090.00916.64
7.2.310.0070.01016.71
7.2.300.0140.01016.78
7.2.290.0000.01616.56
7.2.250.0100.01015.16
7.2.240.0100.01014.94
7.2.230.0030.01314.82
7.2.220.0040.01215.33
7.2.210.0030.01214.69
7.2.200.0030.00614.80
7.2.190.0040.01114.97
7.2.180.0100.01015.04
7.2.170.0030.00615.20
7.2.60.0070.01016.96
7.2.00.0040.00819.23
7.1.330.0000.01315.75
7.1.320.0120.00015.71
7.1.310.0030.01215.59
7.1.300.0030.01415.53
7.1.290.0070.00715.49
7.1.280.0030.01115.69
7.1.270.0030.00915.57
7.1.260.0060.00615.70
7.1.200.0040.00715.71
7.1.100.0030.00817.59
7.1.70.0000.00717.17
7.1.60.0140.01019.82
7.1.50.0100.01416.82
7.1.00.0000.08022.48
7.0.200.0040.00416.78
7.0.140.0070.07021.95
7.0.100.0130.07319.93
7.0.90.0170.04320.00
7.0.80.0070.04019.91
7.0.70.0100.03719.88
7.0.60.0100.04719.91
7.0.50.0200.07320.35
7.0.40.0000.05020.13
7.0.30.0130.06020.09
7.0.20.0070.04720.19
7.0.10.0030.04020.18
7.0.00.0030.05720.03
5.6.280.0130.06321.12
5.6.250.0070.08020.60
5.6.240.0070.05020.74
5.6.230.0030.04020.64
5.6.220.0070.04020.63
5.6.210.0000.04320.75
5.6.200.0070.06721.12
5.6.190.0130.03020.95
5.6.180.0070.05721.09
5.6.170.0030.08021.04
5.6.160.0000.04321.07
5.6.150.0030.04321.05
5.6.140.0070.03721.02
5.6.130.0030.05720.97
5.6.120.0100.03720.95
5.6.110.0070.04021.11
5.6.100.0030.04321.11
5.6.90.0030.06721.16
5.6.80.0000.04320.41
5.6.70.0100.07020.35
5.6.60.0000.04320.48
5.6.50.0100.04720.43
5.6.40.0030.05320.39
5.6.30.0070.04020.41
5.6.20.0030.05020.38
5.6.10.0070.03720.42
5.6.00.0070.06320.53
5.5.380.0030.04320.40
5.5.370.0000.04720.37
5.5.360.0030.05020.43
5.5.350.0070.04020.46
5.5.340.0030.04320.75
5.5.330.0170.07320.84
5.5.320.0100.08020.74
5.5.310.0030.04720.81
5.5.300.0030.04720.90
5.5.290.0000.04720.77
5.5.280.0070.04020.84
5.5.270.0100.03320.87
5.5.260.0030.06020.92
5.5.250.0100.03720.73
5.5.240.0000.04020.26
5.5.230.0070.03720.21
5.5.220.0070.03720.26
5.5.210.0100.03320.15
5.5.200.0000.04320.28
5.5.190.0100.03320.10
5.5.180.0070.03720.09
5.5.160.0000.04320.17
5.5.150.0100.05720.23
5.5.140.0000.05020.13
5.5.130.0070.07720.11
5.5.120.0030.08720.13
5.5.110.0130.04020.16
5.5.100.0070.04320.09
5.5.90.0170.06720.17
5.5.80.0070.06719.98
5.5.70.0030.08320.01
5.5.60.0100.07320.05
5.5.50.0100.04020.08
5.5.40.0130.07020.16
5.5.30.0130.07020.00
5.5.20.0200.06719.89
5.5.10.0070.07719.97
5.5.00.0100.07720.06
5.4.450.0100.03319.18
5.4.440.0000.04319.47
5.4.430.0000.05019.27
5.4.420.0070.04719.51
5.4.410.0070.06719.29
5.4.400.0070.05319.04
5.4.390.0070.03319.16
5.4.380.0000.04019.18
5.4.370.0000.04018.95
5.4.360.0130.05019.14
5.4.350.0030.05018.95
5.4.340.0070.03319.23
5.4.320.0100.04319.18
5.4.310.0100.04719.03
5.4.300.0030.07719.03
5.4.290.0100.07319.09
5.4.280.0000.08319.23
5.4.270.0000.08018.96
5.4.260.0100.07019.23
5.4.250.0130.07019.13
5.4.240.0130.06318.84
5.4.230.0170.06719.22
5.4.220.0070.06019.03
5.4.210.0130.07319.23
5.4.200.0100.07719.13
5.4.190.0100.07319.14
5.4.180.0200.06719.17
5.4.170.0170.07019.04
5.4.160.0100.07019.12
5.4.150.0100.07019.10
5.4.140.0070.05016.49
5.4.130.0000.04716.36
5.4.120.0070.07316.43
5.4.110.0070.07716.39
5.4.100.0100.07016.44
5.4.90.0070.05016.49
5.4.80.0130.06316.41
5.4.70.0070.06716.46
5.4.60.0100.07016.38
5.4.50.0200.06716.26
5.4.40.0100.06716.42
5.4.30.0100.06716.33
5.4.20.0100.07016.31
5.4.10.0100.07016.44
5.4.00.0070.07315.69
5.3.290.0130.02714.75
5.3.280.0070.07714.73
5.3.270.0000.07714.61
5.3.260.0130.07014.73
5.3.250.0100.07314.54
5.3.240.0070.03714.70
5.3.230.0000.08014.74
5.3.220.0000.05014.68
5.3.210.0000.08314.72
5.3.200.0100.07014.56
5.3.190.0100.07314.54
5.3.180.0030.05014.53
5.3.170.0100.07014.55
5.3.160.0070.05314.63
5.3.150.0070.07314.50
5.3.140.0070.04314.63
5.3.130.0030.08014.62
5.3.120.0070.07314.55
5.3.110.0030.06014.67
5.3.100.0200.06714.17
5.3.90.0070.05014.17
5.3.80.0070.07314.05
5.3.70.0130.07013.96
5.3.60.0070.07013.95
5.3.50.0130.06313.89
5.3.40.0100.07313.95
5.3.30.0070.07013.98
5.3.20.0100.06713.76
5.3.10.0100.03313.73
5.3.00.0100.06713.56
5.2.170.0000.04011.22
5.2.160.0100.05311.07
5.2.150.0000.06711.07
5.2.140.0100.04011.02
5.2.130.0100.06011.05
5.2.120.0030.06711.23
5.2.110.0070.06311.18
5.2.100.0100.06011.14
5.2.90.0070.06011.21
5.2.80.0030.05711.24
5.2.70.0030.06711.17
5.2.60.0070.05011.18
5.2.50.0030.06711.09
5.2.40.0000.06310.94
5.2.30.0070.04310.88
5.2.20.0000.06310.89
5.2.10.0070.05310.94
5.2.00.0030.06310.87
5.1.60.0070.0509.85
5.1.50.0100.04710.02
5.1.40.0030.05710.11
5.1.30.0030.05710.49
5.1.20.0030.05010.33
5.1.10.0070.0539.92
5.1.00.0070.0509.97
5.0.50.0000.0479.67
5.0.40.0000.0479.67
5.0.30.0000.0639.67
5.0.20.0070.0409.67
5.0.10.0100.0409.67
5.0.00.0030.0679.67
4.4.90.0030.0239.67
4.4.80.0030.0339.67
4.4.70.0000.0309.67
4.4.60.0000.0379.67
4.4.50.0030.0339.67
4.4.40.0070.0539.67
4.4.30.0000.0309.67
4.4.20.0070.0309.67
4.4.10.0070.0339.67
4.4.00.0000.0539.67
4.3.110.0030.0339.67
4.3.100.0000.0379.67
4.3.90.0000.0379.67
4.3.80.0070.0509.67
4.3.70.0000.0279.67
4.3.60.0130.0179.67
4.3.50.0000.0379.67
4.3.40.0030.0509.67
4.3.30.0000.0309.67
4.3.20.0000.0379.67
4.3.10.0030.0379.67
4.3.00.0070.0309.67

preferences:
55.07 ms | 401 KiB | 5 Q