3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace_callback('/_([a-z])/', function($a) { var_dump($a); return strtoupper($a[1]);}, 'rob_tr_yuui');

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)
8.3.40.0080.00819.14
8.3.30.0070.00720.17
8.3.20.0000.00820.20
8.3.10.0050.00321.05
8.3.00.0040.00422.14
8.2.170.0090.00622.96
8.2.160.0100.00322.29
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0060.00326.16
8.2.120.0030.00520.92
8.2.110.0100.00019.32
8.2.100.0090.00317.91
8.2.90.0040.00419.04
8.2.80.0070.00018.05
8.2.70.0080.00017.63
8.2.60.0050.00317.93
8.2.50.0060.00318.07
8.2.40.0060.00318.15
8.2.30.0040.00419.34
8.2.20.0080.00017.93
8.2.10.0000.00717.94
8.2.00.0030.00617.84
8.1.270.0080.00023.99
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0070.00322.59
8.1.230.0090.00320.97
8.1.220.0000.00818.77
8.1.210.0040.00419.02
8.1.200.0050.00517.22
8.1.190.0000.00717.41
8.1.180.0000.00818.10
8.1.170.0120.00018.62
8.1.160.0040.00418.86
8.1.150.0050.00318.61
8.1.140.0050.00317.54
8.1.130.0040.00417.42
8.1.120.0040.00417.42
8.1.110.0000.00817.50
8.1.100.0030.00517.63
8.1.90.0000.00717.52
8.1.80.0000.00717.46
8.1.70.0000.00817.55
8.1.60.0060.00317.73
8.1.50.0000.00717.60
8.1.40.0040.00417.48
8.1.30.0040.00417.70
8.1.20.0040.00417.71
8.1.10.0030.00617.58
8.1.00.0030.00617.65
8.0.300.0050.00219.90
8.0.290.0000.00717.16
8.0.280.0040.00418.45
8.0.270.0070.00016.92
8.0.260.0030.00516.87
8.0.250.0030.00317.09
8.0.240.0050.00316.94
8.0.230.0080.00016.91
8.0.220.0030.00316.92
8.0.210.0070.00016.98
8.0.200.0000.00617.06
8.0.190.0030.00317.08
8.0.180.0030.00517.00
8.0.170.0080.00017.04
8.0.160.0030.00416.89
8.0.150.0040.00416.83
8.0.140.0060.00316.96
8.0.130.0000.00513.41
8.0.120.0030.00616.82
8.0.110.0040.00416.96
8.0.100.0040.00416.85
8.0.90.0000.00716.92
8.0.80.0030.01216.89
8.0.70.0040.00416.94
8.0.60.0000.00716.86
8.0.50.0080.00017.05
8.0.30.0100.00817.16
8.0.20.0110.00817.40
8.0.10.0030.00617.17
8.0.00.0110.01016.96
7.4.330.0020.00216.72
7.4.320.0030.00316.71
7.4.300.0030.00316.63
7.4.290.0070.00016.68
7.4.280.0070.00016.65
7.4.270.0030.00316.75
7.4.260.0080.00013.43
7.4.250.0040.00416.63
7.4.240.0020.00616.79
7.4.230.0070.00016.68
7.4.220.0100.01616.70
7.4.210.0090.00916.72
7.4.200.0070.00016.51
7.4.190.0030.00516.91
7.4.160.0060.00916.71
7.4.150.0180.00017.40
7.4.140.0110.00917.86
7.4.130.0080.00916.78
7.4.120.0090.01016.78
7.4.110.0150.00316.78
7.4.100.0060.01116.59
7.4.90.0060.01316.82
7.4.80.0130.00919.39
7.4.70.0060.01216.66
7.4.60.0060.01116.71
7.4.50.0040.00416.68
7.4.40.0140.00322.77
7.4.30.0140.00716.58
7.4.00.0130.00314.97
7.3.330.0030.00313.47
7.3.320.0060.00013.30
7.3.310.0000.00716.44
7.3.300.0050.00216.52
7.3.290.0060.00916.44
7.3.280.0130.00416.37
7.3.270.0070.01117.40
7.3.260.0090.01218.24
7.3.250.0110.00816.50
7.3.240.0170.00016.44
7.3.230.0080.00916.53
7.3.210.0080.00816.53
7.3.200.0110.00819.39
7.3.190.0120.00416.54
7.3.180.0030.01316.63
7.3.170.0060.00916.39
7.3.160.0100.00716.82
7.3.120.0100.00714.61
7.2.330.0040.01516.93
7.2.320.0090.01516.69
7.2.310.0110.01417.00
7.2.300.0040.01816.78
7.2.290.0070.01016.77
7.2.60.0100.00316.98
7.2.00.0030.01019.58
7.1.200.0080.00415.77
7.1.100.0040.00718.11
7.1.70.0030.00717.46
7.1.60.0180.00619.17
7.1.50.0120.00916.84
7.1.00.0130.06722.50
7.0.200.2130.00014.97
7.0.140.0000.08022.15
7.0.80.0130.08719.92
7.0.70.0130.08019.88
7.0.60.0130.08019.95
7.0.50.0330.05720.38
7.0.40.0100.06320.17
7.0.30.0100.04720.14
7.0.20.0030.09320.09
7.0.10.0170.08320.14
7.0.00.0070.04720.17
5.6.280.0030.07321.07
5.6.230.0100.06020.66
5.6.220.0100.07020.73
5.6.210.0070.05020.65
5.6.200.0030.08321.12
5.6.190.0070.04021.06
5.6.180.0070.05721.08
5.6.170.0130.06721.11
5.6.160.0030.04721.03
5.6.150.0030.04721.05
5.6.140.0100.07721.04
5.6.130.0130.06320.95
5.6.120.0130.07721.13
5.6.110.0030.04721.05
5.6.100.0130.07321.04
5.6.90.0070.08020.93
5.6.80.0130.06720.42
5.6.70.0100.06320.39
5.6.60.0130.06720.33
5.6.50.0030.04020.39
5.6.40.0130.07020.29
5.6.30.0070.08020.47
5.6.20.0070.06320.31
5.6.10.0030.06020.29
5.6.00.0070.07720.39
5.5.370.0130.07320.32
5.5.360.0100.07020.35
5.5.350.0200.06720.45
5.5.340.0030.08320.88
5.5.330.0170.03020.87
5.5.320.0130.05720.89
5.5.310.0100.04320.92
5.5.300.0030.04020.83
5.5.290.0070.07020.76
5.5.280.0070.07020.79
5.5.270.0100.07720.75
5.5.260.0100.06720.82
5.5.250.0000.08020.70
5.5.240.0030.09020.16
5.5.230.0030.07720.16
5.5.220.0030.07020.20
5.5.210.0070.03720.25
5.5.200.0100.07720.30
5.5.190.0100.08020.13
5.5.180.0170.06320.29
5.5.160.0100.06720.27
5.5.150.0170.06020.04
5.5.140.0130.07320.13
5.5.130.0000.05720.26
5.5.120.0100.06320.14
5.5.110.0100.07720.21
5.5.100.0100.06020.16
5.5.90.0000.07020.10
5.5.80.0070.07020.04
5.5.70.0030.06319.94
5.5.60.0130.07020.10
5.5.50.0100.07020.12
5.5.40.0100.04320.02
5.5.30.0030.05320.08
5.5.20.0070.05719.96
5.5.10.0030.04320.11
5.5.00.0030.08020.04
5.4.450.0070.06319.52
5.4.440.0070.05019.42
5.4.430.0030.08019.46
5.4.420.0070.08319.57
5.4.410.0030.08019.09
5.4.400.0070.07319.15
5.4.390.0170.06719.05
5.4.380.0030.08318.85
5.4.370.0030.05719.09
5.4.360.0030.08318.88
5.4.350.0000.08019.18
5.4.340.0070.08319.04
5.4.320.0170.06019.20
5.4.310.0100.07719.13
5.4.300.0200.06019.20
5.4.290.0100.04319.23
5.4.280.0130.07719.13
5.4.270.0070.07719.04
5.4.260.0130.06019.16
5.4.250.0000.09018.84
5.4.240.0070.08018.94
5.4.230.0000.08019.12
5.4.220.0100.07019.12
5.4.210.0070.06019.11
5.4.200.0000.08319.18
5.4.190.0100.06319.05
5.4.180.0030.08019.16
5.4.170.0130.06719.02
5.4.160.0030.08018.85
5.4.150.0030.07719.11
5.4.140.0100.05316.41
5.4.130.0070.07016.45
5.4.120.0100.06716.41
5.4.110.0100.07716.36
5.4.100.0130.05016.29
5.4.90.0100.04716.32
5.4.80.0130.06316.41
5.4.70.0030.04316.27
5.4.60.0030.07316.25
5.4.50.0130.06716.32
5.4.40.0070.05716.50
5.4.30.0030.07716.36
5.4.20.0070.06716.36
5.4.10.0030.08016.32
5.4.00.0100.04715.78
5.3.290.0100.07314.75
5.3.280.0130.04014.71
5.3.270.0100.08014.61
5.3.260.0070.07714.54
5.3.250.0100.07014.53
5.3.240.0030.08014.55
5.3.230.0100.04714.60
5.3.220.0030.05314.52
5.3.210.0100.06314.66
5.3.200.0100.07014.66
5.3.190.0030.08014.63
5.3.180.0070.07314.48
5.3.170.0070.07014.48
5.3.160.0100.05714.50
5.3.150.0100.07714.48
5.3.140.0030.08014.57
5.3.130.0000.08014.55
5.3.120.0100.05014.53
5.3.110.0170.03014.49
5.3.100.0030.08014.02
5.3.90.0100.07714.08
5.3.80.0030.08014.01
5.3.70.0100.07313.89
5.3.60.0030.07314.12
5.3.50.0070.07313.93
5.3.40.0130.07013.93
5.3.30.0030.07713.89
5.3.20.0030.04313.70
5.3.10.0100.07013.58
5.3.00.0100.06313.52
5.2.170.0030.04312.46
5.2.160.0100.05312.46
5.2.150.0070.04012.46
5.2.140.0030.06312.46
5.2.130.0070.05012.46
5.2.120.0030.05712.46
5.2.110.0070.04712.46
5.2.100.0070.03012.46
5.2.90.0030.06312.46
5.2.80.0030.06712.46
5.2.70.0100.06012.46
5.2.60.0130.04012.46
5.2.50.0100.06012.46
5.2.40.0070.04712.46
5.2.30.0000.06712.46
5.2.20.0070.06012.46
5.2.10.0070.06012.46
5.2.00.0070.05012.46
5.1.60.0030.05312.46
5.1.50.0030.05312.46
5.1.40.0070.05012.46
5.1.30.0100.05312.46
5.1.20.0030.05712.46
5.1.10.0100.05012.46
5.1.00.0200.04712.46
5.0.50.0100.03712.46
5.0.40.0030.04312.46
5.0.30.0070.06012.46
5.0.20.0070.03312.46
5.0.10.0070.04012.46
5.0.00.0070.06012.46
4.4.90.0030.03712.46
4.4.80.0000.03012.46
4.4.70.0000.03312.46
4.4.60.0000.02312.46
4.4.50.0030.03312.46
4.4.40.0000.05312.46
4.4.30.0030.03312.46
4.4.20.0000.04012.46
4.4.10.0000.04012.46
4.4.00.0070.05312.46
4.3.110.0100.03012.46
4.3.100.0000.03012.46
4.3.90.0000.04012.46
4.3.80.0030.04312.46
4.3.70.0000.03312.46
4.3.60.0000.03012.46
4.3.50.0070.03012.46
4.3.40.0030.05312.46
4.3.30.0030.03012.46
4.3.20.0000.02712.46
4.3.10.0030.03712.46
4.3.00.0000.03012.46

preferences:
41.48 ms | 400 KiB | 5 Q