3v4l.org

run code in 300+ PHP versions simultaneously
<?php $id = 'hierarchical_select'; print preg_replace('/(^|_|\.)+(.)/', function ($match) { return ('.' === $match[1] ? '_' : '').strtoupper($match[2]); }, $id);

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)
8.3.60.0170.00318.30
8.3.50.0120.00922.00
8.3.40.0110.00318.93
8.3.30.0090.00619.13
8.3.20.0000.00720.36
8.3.10.0030.00522.09
8.3.00.0040.00422.45
8.2.180.0110.01116.63
8.2.170.0070.00722.96
8.2.160.0030.01320.98
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0000.00917.63
8.2.110.0060.00322.14
8.2.100.0120.00019.76
8.2.90.0040.00419.14
8.2.80.0070.00318.04
8.2.70.0040.00417.48
8.2.60.0040.00717.43
8.2.50.0030.00518.07
8.2.40.0090.00317.88
8.2.30.0000.01117.99
8.2.20.0040.00417.79
8.2.10.0040.00419.65
8.2.00.0040.00417.84
8.1.280.0070.01325.92
8.1.270.0050.00322.19
8.1.260.0100.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.92
8.1.230.0100.00019.16
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0080.00017.38
8.1.190.0000.00817.41
8.1.180.0050.00318.71
8.1.170.0000.00818.53
8.1.160.0040.00422.03
8.1.150.0000.00718.57
8.1.140.0040.00417.48
8.1.130.0040.00417.78
8.1.120.0050.00217.39
8.1.110.0060.00317.50
8.1.100.0000.00817.43
8.1.90.0070.00017.41
8.1.80.0000.00717.39
8.1.70.0000.00717.40
8.1.60.0040.00417.45
8.1.50.0070.00317.53
8.1.40.0040.00417.51
8.1.30.0000.00717.54
8.1.20.0000.00817.66
8.1.10.0000.00717.56
8.1.00.0000.00817.38
8.0.300.0050.00218.77
8.0.290.0030.00317.05
8.0.280.0000.00818.30
8.0.270.0030.00317.24
8.0.260.0030.00316.75
8.0.250.0000.00716.94
8.0.240.0050.00217.01
8.0.230.0000.00716.96
8.0.220.0000.00716.90
8.0.210.0000.00716.93
8.0.200.0080.00317.04
8.0.190.0000.00717.08
8.0.180.0040.00417.00
8.0.170.0040.00417.02
8.0.160.0040.00416.95
8.0.150.0000.00716.88
8.0.140.0060.00316.98
8.0.130.0000.00513.34
8.0.120.0030.00516.82
8.0.110.0000.00816.99
8.0.100.0050.00317.00
8.0.90.0050.00216.85
8.0.80.0000.01516.98
8.0.70.0030.00516.84
8.0.60.0070.00016.98
8.0.50.0080.00017.01
8.0.30.0070.01217.11
8.0.20.0100.01017.40
8.0.10.0070.00017.04
8.0.00.0130.00716.69
7.4.330.0000.00515.10
7.4.320.0070.00016.58
7.4.300.0000.00616.50
7.4.290.0030.00316.64
7.4.280.0030.00316.40
7.4.270.0070.00016.62
7.4.260.0000.00716.52
7.4.250.0000.00716.57
7.4.240.0020.00516.54
7.4.230.0030.00316.54
7.4.220.0140.00416.46
7.4.210.0020.01316.56
7.4.200.0030.00316.31
7.4.190.0050.00216.62
7.4.160.0120.00416.44
7.4.150.0030.01917.40
7.4.140.0080.01017.86
7.4.130.0130.00716.61
7.4.120.0140.00316.47
7.4.110.0090.01516.69
7.4.100.0130.01016.41
7.4.90.0090.00916.66
7.4.80.0100.01019.39
7.4.70.0050.01216.59
7.4.60.0070.01016.79
7.4.50.0040.00416.34
7.4.40.0120.00622.77
7.4.30.0030.01316.73
7.4.00.0030.01314.82
7.3.330.0000.00513.12
7.3.320.0000.00513.07
7.3.310.0040.00416.12
7.3.300.0070.00016.32
7.3.290.0130.00316.32
7.3.280.0050.01016.25
7.3.270.0030.01417.40
7.3.260.0090.00916.38
7.3.250.0090.00716.37
7.3.240.0090.00916.52
7.3.230.0100.00716.39
7.3.210.0100.00716.61
7.3.200.0140.00919.39
7.3.190.0030.01416.30
7.3.180.0120.00316.36
7.3.170.0090.00916.61
7.3.160.0090.00616.27
7.3.120.0000.01814.86
7.3.110.0120.00614.78
7.3.100.0070.00714.75
7.3.90.0000.01014.52
7.3.80.0000.01614.68
7.3.70.0090.00014.83
7.3.60.0090.00614.73
7.3.50.0060.00614.75
7.3.40.0030.01314.92
7.3.30.0160.00014.93
7.3.20.0040.01216.62
7.3.10.0000.01616.84
7.3.00.0100.00316.41
7.2.330.0030.01416.61
7.2.320.0090.00916.49
7.2.310.0060.01216.55
7.2.300.0080.00816.48
7.2.290.0150.00316.62
7.2.240.0040.01514.90
7.2.230.0030.00614.80
7.2.220.0030.00614.49
7.2.210.0080.00415.13
7.2.200.0060.00815.00
7.2.190.0070.00714.92
7.2.180.0030.00714.82
7.2.170.0040.01114.81
7.2.160.0030.00914.96
7.2.150.0100.00316.91
7.2.140.0110.00416.55
7.2.130.0000.01316.61
7.2.120.0060.00916.62
7.2.110.0110.00416.89
7.2.100.0040.01116.77
7.2.90.0100.00016.81
7.2.80.0040.01116.35
7.2.70.0070.00716.88
7.2.60.0050.00516.66
7.2.50.0000.00916.57
7.2.40.0030.01216.72
7.2.30.0080.00416.62
7.2.20.0070.01116.58
7.2.10.0000.01116.66
7.2.00.0090.00916.61
7.1.330.0080.00815.71
7.1.320.0030.00915.85
7.1.310.0060.00915.35
7.1.300.0060.00615.88
7.1.290.0140.00015.54
7.1.280.0000.01415.70
7.1.270.0060.00615.65
7.1.260.0060.00615.57
7.1.250.0030.00915.73
7.1.200.0070.00715.47
7.1.100.0040.01117.77
7.1.70.0070.00017.16
7.1.60.0110.01119.82
7.1.50.0040.01116.95
7.1.00.0070.07322.44
7.0.200.0060.00316.64
7.0.140.0070.07022.07
7.0.70.0030.04021.74
7.0.60.0000.07721.76
7.0.50.0070.06722.09
7.0.40.0000.06020.00
7.0.30.0000.04720.04
7.0.20.0030.06020.03
7.0.10.0030.07320.07
7.0.00.0070.06320.04
5.6.280.0070.07021.02
5.6.220.0000.05320.56
5.6.210.0030.06720.57
5.6.200.0030.04021.10
5.6.190.0100.05721.10
5.6.180.0030.06020.94
5.6.170.0070.04721.11
5.6.160.0100.08021.11
5.6.150.0100.07021.02
5.6.140.0000.04321.01
5.6.130.0100.07320.96
5.6.120.0030.04021.11
5.6.110.0070.07320.99
5.6.100.0000.04721.10
5.6.90.0100.06721.09
5.6.80.0000.04020.55
5.6.70.0000.05020.55
5.6.60.0100.04720.42
5.6.50.0070.05020.50
5.6.40.0000.04320.40
5.6.30.0070.03720.42
5.6.20.0030.03720.32
5.6.10.0070.03720.46
5.6.00.0070.03320.52
5.5.360.0000.06020.34
5.5.350.0030.04020.36
5.5.340.0000.04320.64
5.5.330.0030.04020.80
5.5.320.0030.08320.91
5.5.310.0030.08720.84
5.5.300.0000.04320.86
5.5.290.0070.09020.82
5.5.280.0070.05320.82
5.5.270.0000.04320.88
5.5.260.0000.06020.82
5.5.250.0030.04320.64
5.5.240.0030.03720.21
5.5.230.0030.04020.21
5.5.220.0070.03720.18
5.5.210.0100.03320.14
5.5.200.0000.04020.13
5.5.190.0030.05320.21
5.5.180.0070.03720.11
5.5.160.0030.04319.99
5.5.150.0030.04320.22
5.5.140.0000.04020.15
5.5.130.0070.07020.21
5.5.120.0000.03320.26
5.5.110.0070.06320.13
5.5.100.0030.06320.11
5.5.90.0000.08020.13
5.5.80.0130.07020.15
5.5.70.0030.06320.06
5.5.60.0070.07320.14
5.5.50.0070.05720.11
5.5.40.0070.04720.09
5.5.30.0070.08020.14
5.5.20.0030.07720.00
5.5.10.0030.08320.11
5.5.00.0000.08319.99
5.4.450.0000.04319.45
5.4.440.0000.04319.22
5.4.430.0000.04019.17
5.4.420.0000.07019.48
5.4.410.0030.03719.07
5.4.400.0030.03719.03
5.4.390.0030.04018.87
5.4.380.0070.06319.04
5.4.370.0030.03319.03
5.4.360.0030.03719.03
5.4.350.0030.06718.95
5.4.340.0030.03719.05
5.4.320.0030.04019.04
5.4.310.0000.03718.85
5.4.300.0000.03719.03
5.4.290.0030.03319.12
5.4.280.0000.03319.04
5.4.270.0030.03319.16
5.4.260.0000.07319.13
5.4.250.0000.04019.12
5.4.240.0030.07019.13
5.4.230.0070.05718.86
5.4.220.0000.07718.89
5.4.210.0000.06319.13
5.4.200.0030.05018.84
5.4.190.0100.07019.13
5.4.180.0000.07719.17
5.4.170.0070.03718.86
5.4.160.0070.07019.02
5.4.150.0030.06319.16
5.4.140.0000.04316.33
5.4.130.0070.07316.33
5.4.120.0030.07316.40
5.4.110.0000.08316.49
5.4.100.0000.05016.43
5.4.90.0030.07316.30
5.4.80.0070.05016.38
5.4.70.0030.07316.46
5.4.60.0070.07316.47
5.4.50.0030.06016.41
5.4.40.0070.07016.54
5.4.30.0070.07316.43
5.4.20.0000.07316.31
5.4.10.0030.04716.33
5.4.00.0070.03315.78
5.3.290.0030.03714.59
5.3.280.0000.06314.65
5.3.270.0000.05314.61
5.3.260.0070.07714.70
5.3.250.0030.07014.55
5.3.240.0030.04714.55
5.3.230.0030.08014.61
5.3.220.0070.05014.62
5.3.210.0100.07314.58
5.3.200.0070.04714.65
5.3.190.0030.08014.58
5.3.180.0070.07714.62
5.3.170.0030.07714.49
5.3.160.0000.07714.54
5.3.150.0070.04714.59
5.3.140.0070.07014.69
5.3.130.0000.05714.61
5.3.120.0030.07314.65
5.3.110.0000.06314.61
5.3.100.0000.04014.02
5.3.90.0030.05314.16
5.3.80.0070.04714.08
5.3.70.0100.05714.15
5.3.60.0070.07014.03
5.3.50.0030.06713.93
5.3.40.0030.04713.85
5.3.30.0070.06313.79
5.3.20.0000.05713.66
5.3.10.0070.04313.55
5.3.00.0070.07013.70
5.2.170.0000.06312.27
5.2.160.0030.04712.27
5.2.150.0000.04012.27
5.2.140.0000.03312.27
5.2.130.0070.03312.27
5.2.120.0000.06312.27
5.2.110.0030.05312.27
5.2.100.0030.06312.27
5.2.90.0000.06712.27
5.2.80.0030.06312.27
5.2.70.0030.06312.27
5.2.60.0030.06312.27
5.2.50.0100.04712.27
5.2.40.0030.06012.27
5.2.30.0070.05312.27
5.2.20.0070.05712.27
5.2.10.0030.05712.27
5.2.00.0000.06312.27
5.1.60.0030.05712.27
5.1.50.0030.05312.27
5.1.40.0000.05712.27
5.1.30.0000.06012.27
5.1.20.0030.04712.27
5.1.10.0100.05012.27
5.1.00.0030.05312.27
5.0.50.0000.03312.27
5.0.40.0000.03712.27
5.0.30.0000.06712.27
5.0.20.0030.04312.27
5.0.10.0070.03712.27
5.0.00.0070.06312.27
4.4.90.0000.02312.27
4.4.80.0000.03712.27
4.4.70.0000.04012.27
4.4.60.0000.03712.27
4.4.50.0000.02312.27
4.4.40.0000.05712.27
4.4.30.0070.03012.27
4.4.20.0030.03312.27
4.4.10.0030.03312.27
4.4.00.0000.03012.27
4.3.110.0000.04012.27
4.3.100.0030.03312.27
4.3.90.0000.03312.27
4.3.80.0030.05012.27
4.3.70.0030.03312.27
4.3.60.0000.02312.27
4.3.50.0000.03712.27
4.3.40.0030.04712.27
4.3.30.0000.04012.27
4.3.20.0030.03712.27
4.3.10.0030.03012.27
4.3.00.0030.03312.27

preferences:
44.34 ms | 401 KiB | 5 Q