3v4l.org

run code in 300+ PHP versions simultaneously
<?php set_error_handler(function() {return true;}); $func = 'strtolower'; $invoker = function(callable $invocation, array $args) { return call_user_func_array($invocation, $args); }; var_dump($invoker($func, array('TEST')));

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)
8.3.60.0130.00316.25
8.3.50.0080.00817.36
8.3.40.0170.00018.71
8.3.30.0070.00718.71
8.3.20.0060.00318.79
8.3.10.0040.00418.73
8.3.00.0060.00319.13
8.2.180.0070.01416.38
8.2.170.0110.00622.96
8.2.160.0110.00418.62
8.2.150.0040.00424.18
8.2.140.0090.00024.66
8.2.130.0050.00326.16
8.2.120.0060.00319.02
8.2.110.0030.00622.11
8.2.100.0120.00017.78
8.2.90.0040.00417.75
8.2.80.0040.00418.78
8.2.70.0000.00817.62
8.2.60.0000.00817.50
8.2.50.0080.00017.49
8.2.40.0060.00317.62
8.2.30.0000.00917.68
8.2.20.0070.00319.39
8.2.10.0030.00617.56
8.2.00.0040.00417.79
8.1.280.0100.00325.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0060.00323.95
8.1.230.0040.00719.16
8.1.220.0040.00417.74
8.1.210.0000.00818.77
8.1.200.0080.00517.25
8.1.190.0090.00017.23
8.1.180.0000.00818.10
8.1.170.0040.00417.62
8.1.160.0030.00718.69
8.1.150.0040.00418.55
8.1.140.0040.00417.44
8.1.130.0000.00717.76
8.1.120.0040.00417.50
8.1.110.0040.00317.43
8.1.100.0000.00717.39
8.1.90.0000.00717.54
8.1.80.0050.00317.46
8.1.70.0050.00217.32
8.1.60.0040.00417.61
8.1.50.0040.00417.43
8.1.40.0030.00617.40
8.1.30.0000.00917.64
8.1.20.0040.00417.59
8.1.10.0040.00417.48
8.1.00.0000.00717.41
8.0.300.0040.00418.77
8.0.290.0050.00216.75
8.0.280.0060.00317.89
8.0.270.0000.00717.23
8.0.260.0030.00316.85
8.0.250.0000.00716.84
8.0.240.0040.00416.84
8.0.230.0070.00016.95
8.0.220.0000.00816.89
8.0.210.0030.00516.81
8.0.200.0060.00016.93
8.0.190.0040.00416.91
8.0.180.0000.00816.88
8.0.170.0090.00016.88
8.0.160.0070.00016.91
8.0.150.0090.00016.87
8.0.140.0080.00316.82
8.0.130.0000.00613.35
8.0.120.0000.01016.90
8.0.110.0000.00816.83
8.0.100.0050.00316.94
8.0.90.0040.00416.88
8.0.80.0130.00316.91
8.0.70.0070.00016.98
8.0.60.0040.00416.81
8.0.50.0080.00016.95
8.0.30.0130.00717.12
8.0.20.0060.01216.82
8.0.10.0000.00716.94
8.0.00.0110.00916.73
7.4.330.0030.00312.95
7.4.320.0030.00316.51
7.4.300.0060.00016.60
7.4.290.0000.00716.58
7.4.280.0000.00816.48
7.4.270.0030.00316.44
7.4.260.0000.00513.27
7.4.250.0000.00816.38
7.4.240.0050.00216.61
7.4.230.0020.00516.24
7.4.220.0120.00416.45
7.4.210.0090.01216.69
7.4.200.0000.00716.29
7.4.190.0000.00816.49
7.4.160.0110.00616.29
7.4.150.0040.01416.43
7.4.140.0030.01616.36
7.4.130.0060.01016.39
7.4.120.0070.01016.50
7.4.110.0090.00916.51
7.4.100.0090.01216.62
7.4.90.0070.01016.52
7.4.80.0130.01019.39
7.4.70.0160.00016.53
7.4.60.0250.01616.48
7.4.50.0030.00916.63
7.4.40.0000.01816.46
7.4.30.0090.00916.45
7.4.00.0070.01015.02
7.3.330.0060.00013.25
7.3.320.0030.00313.20
7.3.310.0040.00416.26
7.3.300.0040.00416.10
7.3.290.0100.00616.21
7.3.280.0110.01016.26
7.3.270.0100.00716.14
7.3.260.0130.01216.35
7.3.250.0120.01016.21
7.3.240.0140.00316.49
7.3.230.0120.00916.29
7.3.210.0090.00916.63
7.3.200.0080.00816.26
7.3.190.0120.00816.55
7.3.180.0030.01316.55
7.3.170.0110.00716.27
7.3.160.0110.00616.63
7.3.120.0070.00914.92
7.3.110.0100.00714.73
7.3.100.0100.00714.76
7.3.90.0070.00514.58
7.3.80.0100.00514.65
7.3.70.0070.00514.67
7.3.60.0030.00914.68
7.3.50.0020.00914.70
7.3.40.0050.00514.54
7.3.30.0070.00614.63
7.3.20.0020.01016.66
7.3.10.0060.00916.67
7.3.00.0090.00516.46
7.2.330.0170.00716.55
7.2.320.0140.01016.63
7.2.310.0070.01316.26
7.2.300.0070.01716.65
7.2.290.0120.00616.45
7.2.250.0070.01014.83
7.2.240.0150.00414.99
7.2.230.0030.01314.83
7.2.220.0070.00514.94
7.2.210.0080.00815.01
7.2.200.0040.01115.04
7.2.190.0080.00814.92
7.2.180.0080.00814.86
7.2.170.0060.00614.72
7.2.160.0120.00314.45
7.2.150.0080.00316.93
7.2.140.0110.00616.84
7.2.130.0030.00816.66
7.2.120.0060.00816.70
7.2.110.0050.00716.65
7.2.100.0040.00716.83
7.2.90.0090.00616.76
7.2.80.0080.00516.74
7.2.70.0070.00516.72
7.2.60.0080.00516.67
7.2.50.0030.01116.64
7.2.40.0050.00816.90
7.2.30.0070.00716.77
7.2.20.0090.00716.80
7.2.10.0090.00616.81
7.2.00.0040.01217.62
7.1.330.0080.01015.70
7.1.320.0080.00515.61
7.1.310.0030.01015.80
7.1.300.0040.01115.55
7.1.290.0050.00515.63
7.1.280.0040.00615.61
7.1.270.0040.00715.56
7.1.260.0030.00715.86
7.1.250.0030.00715.86
7.1.240.0080.00615.63
7.1.230.0030.00815.81
7.1.220.0020.01215.70
7.1.210.0060.00515.64
7.1.200.0050.00815.56
7.1.190.0050.00515.69
7.1.180.0070.00415.77
7.1.170.0040.00615.49
7.1.160.0070.00315.57
7.1.150.0030.01215.54
7.1.140.0030.00815.63
7.1.130.0070.01115.62
7.1.120.0050.00915.62
7.1.110.0020.00815.81
7.1.100.0060.00616.54
7.1.90.0060.00915.90
7.1.80.0060.01015.63
7.1.70.0030.00716.20
7.1.60.0060.01216.97
7.1.50.0080.00916.05
7.1.40.0080.00315.65
7.1.30.0020.00915.77
7.1.20.0050.00715.48
7.1.10.0080.00515.59
7.1.00.0050.02717.92
7.0.330.0030.00915.44
7.0.320.0040.00915.27
7.0.310.0020.01015.24
7.0.300.0070.00715.45
7.0.290.0050.00615.38
7.0.280.0030.01015.25
7.0.270.0050.00915.20
7.0.260.0080.00715.23
7.0.250.0050.00715.23
7.0.240.0050.01115.24
7.0.230.0050.00715.39
7.0.220.0030.00915.30
7.0.210.0050.00715.47
7.0.200.0070.00715.77
7.0.190.0050.00715.33
7.0.180.0090.00515.33
7.0.170.0080.00515.44
7.0.160.0030.00715.52
7.0.150.0040.00615.23
7.0.140.0050.02617.58
7.0.130.0100.00315.41
7.0.120.0060.01617.51
7.0.110.0050.00715.41
7.0.100.0050.00815.44
7.0.90.0030.00715.33
7.0.80.0030.00715.35
7.0.70.0070.00715.40
7.0.60.0060.02016.95
7.0.50.0060.02916.20
7.0.40.0070.03115.55
7.0.30.0170.03015.71
7.0.20.0110.01915.62
7.0.10.0050.03115.51
7.0.00.0050.02815.61
5.6.400.0080.00614.37
5.6.390.0040.01213.92
5.6.380.0020.00814.32
5.6.370.0040.00913.99
5.6.360.0020.01014.63
5.6.350.0050.01014.51
5.6.340.0040.00714.28
5.6.330.0030.01114.34
5.6.320.0080.00314.38
5.6.310.0060.00814.15
5.6.300.0050.00814.27
5.6.290.0050.00714.26
5.6.280.0090.02716.50
5.6.270.0020.00714.48
5.6.260.0030.00714.46
5.6.250.0020.01214.37
5.6.240.0060.00614.20
5.6.230.0050.01014.04
5.6.220.0090.00614.26
5.6.210.0060.03116.43
5.6.200.0060.01915.64
5.6.190.0070.01716.37
5.6.180.0080.02216.51
5.6.170.0110.02316.31
5.6.160.0050.01916.32
5.6.150.0060.01515.68
5.6.140.0080.02415.49
5.6.130.0080.02115.58
5.6.120.0060.03316.50
5.6.110.0060.03316.56
5.6.100.0080.03116.34
5.6.90.0090.02816.57
5.6.80.0020.02516.28
5.6.70.0030.01114.29
5.6.60.0020.00914.14
5.6.50.0060.00814.12
5.6.40.0050.01014.27
5.6.30.0060.00614.24
5.6.20.0060.00414.17
5.6.10.0070.00514.33
5.6.00.0060.00614.05
5.5.380.0050.00712.59
5.5.370.0040.00812.79
5.5.360.0030.00912.63
5.5.350.0160.02615.28
5.5.340.0050.02514.54
5.5.330.0070.02215.04
5.5.320.0110.03015.23
5.5.310.0140.02715.14
5.5.300.0030.03014.49
5.5.290.0060.01914.60
5.5.280.0050.03015.29
5.5.270.0050.02215.41
5.5.260.0020.03315.31
5.5.250.0060.02515.37
5.5.240.0090.02215.13
5.5.230.0050.00712.57
5.5.220.0040.00712.70
5.5.210.0060.00612.42
5.5.200.0000.01212.55
5.5.190.0010.00812.43
5.5.180.0000.00912.79
5.5.170.0020.00712.49
5.5.160.0080.00512.48
5.5.150.0060.00612.23
5.5.140.0050.00712.75
5.5.130.0050.00512.56
5.5.120.0030.00412.74
5.5.110.0060.00512.77
5.5.100.0010.01012.59
5.5.90.0030.00712.47
5.5.80.0020.00712.44
5.5.70.0020.00912.54
5.5.60.0040.00612.58
5.5.50.0020.00812.65
5.5.40.0100.00112.63
5.5.30.0010.00612.45
5.5.20.0050.00612.60
5.5.10.0000.01212.54
5.5.00.0060.00612.40
5.4.450.0040.02114.37
5.4.440.0020.02114.27
5.4.430.0050.02914.27
5.4.420.0050.02614.32
5.4.410.0030.02714.29
5.4.400.0060.02214.11
5.4.390.0050.02114.26
5.4.380.0080.01414.27
5.4.370.0070.01814.27
5.4.360.0060.02914.13
5.4.350.0060.02714.24
5.4.340.0050.01714.21
5.4.330.0040.00411.61
5.4.320.0040.02614.27
5.4.310.0040.01814.16
5.4.300.0010.02214.18
5.4.290.0030.01814.08
5.4.280.0030.02814.33
5.4.270.0060.02214.19
5.4.260.0050.03014.25
5.4.250.0070.02614.22
5.4.240.0070.01714.19
5.4.230.0070.02614.26
5.4.220.0070.02914.20
5.4.210.0060.02914.08
5.4.200.0040.01814.22
5.4.190.0040.02114.11
5.4.180.0040.02914.22
5.4.170.0060.02014.28
5.4.160.0060.02614.05
5.4.150.0060.03014.20
5.4.140.0040.02913.32
5.4.130.0060.02913.36
5.4.120.0050.02913.33
5.4.110.0030.02713.35
5.4.100.0060.02413.27
5.4.90.0040.01913.33
5.4.80.0060.02313.38
5.4.70.0050.01613.31
5.4.60.0010.02013.20
5.4.50.0040.03013.35
5.4.40.0050.01313.37
5.4.30.0030.01913.37
5.4.20.0020.02113.37
5.4.10.0090.02213.20
5.4.00.0050.02813.10
5.3.290.0040.01812.58
5.3.280.0060.02012.49
5.3.270.0070.02212.58
5.3.260.0030.03212.64
5.3.250.0070.01412.63
5.3.240.0040.02912.55
5.3.230.0060.02712.59
5.3.220.0010.02212.54
5.3.210.0030.02212.59
5.3.200.0030.02212.46
5.3.190.0060.01912.56
5.3.180.0030.01812.61
5.3.170.0040.03012.62
5.3.160.0020.03012.62
5.3.150.0040.02912.60
5.3.140.0010.03012.61
5.3.130.0040.02312.50
5.3.120.0080.02112.54
5.3.110.0050.01312.51
5.3.100.0030.02512.42
5.3.90.0030.01612.43
5.3.80.0060.01512.38
5.3.70.0060.01612.44
5.3.60.0050.01712.47
5.3.50.0040.02812.37
5.3.40.0030.01412.38
5.3.30.0050.02712.36
5.3.20.0010.02912.30
5.3.10.0040.02912.22
5.3.00.0050.01412.25
5.2.170.0050.01910.15
5.2.160.0050.03310.17
5.2.150.0030.03310.21
5.2.140.0110.01510.21
5.2.130.0030.03110.13
5.2.120.0030.02410.10
5.2.110.0070.02010.18
5.2.100.0050.02610.18
5.2.90.0050.02210.26
5.2.80.0040.01610.12
5.2.70.0080.03110.15
5.2.60.0030.03810.09
5.2.50.0030.02210.15
5.2.40.0080.02510.21
5.2.30.0080.02710.06
5.2.20.0050.03510.12
5.2.10.0080.01810.02
5.2.00.0050.01810.01
5.1.60.0050.0279.55
5.1.50.0020.0319.61
5.1.40.0000.0259.62
5.1.30.0070.0229.80
5.1.20.0030.0339.81
5.1.10.0020.0199.63
5.1.00.0030.0309.66
5.0.50.0030.0258.83
5.0.40.0040.0198.86
5.0.30.0050.0308.75
5.0.20.0000.0208.76
5.0.10.0040.0258.67
5.0.00.0020.0358.73
4.4.90.0000.0208.54
4.4.80.0040.0138.54
4.4.70.0030.0198.54
4.4.60.0020.0088.54
4.4.50.0000.0208.54
4.4.40.0030.0138.54
4.4.30.0010.0198.54
4.4.20.0020.0228.54
4.4.10.0010.0158.54
4.4.00.0030.0308.54
4.3.110.0040.0208.54
4.3.100.0000.0188.54
4.3.90.0020.0138.54
4.3.80.0020.0278.54
4.3.70.0000.0218.54
4.3.60.0020.0178.54
4.3.50.0070.0138.54
4.3.40.0020.0208.54
4.3.30.0030.0188.54
4.3.20.0020.0168.54
4.3.10.0030.0128.54
4.3.00.0030.0158.54

preferences:
41.54 ms | 401 KiB | 5 Q