3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = "resource_id_heeelp_lala_klopsiki"; preg_match_all('/(_[\w]{1})/', $string, $matches); if(!empty($matches[0])){ foreach($matches[0] as $key){ $result = substr($key, 0, 1); //result is c $result1=str_replace($result,'',$key);//now your result1 is apitalize $result2=ucfirst($result1); //now result2 is Apitalize $finalresult=$result.$result2; ///now your finalresult is cApitalize preg_replace($key, $finalresult, $string); } } print $string;

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)
8.3.60.0140.00416.88
8.3.50.0090.01022.00
8.3.40.0070.00718.79
8.3.30.0070.00719.08
8.3.20.0080.00020.34
8.3.10.0040.00423.48
8.3.00.0000.00819.49
8.2.180.0150.00018.66
8.2.170.0100.00722.96
8.2.160.0070.00720.53
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0090.00926.16
8.2.120.0080.00022.23
8.2.110.0040.00422.05
8.2.100.0060.00617.85
8.2.90.0040.00418.16
8.2.80.0000.00817.97
8.2.70.0030.00617.75
8.2.60.0000.00818.16
8.2.50.0040.00418.07
8.2.40.0060.00318.09
8.2.30.0000.00818.04
8.2.20.0030.00517.82
8.2.10.0000.00919.80
8.2.00.0040.00718.00
8.1.280.0140.00025.92
8.1.270.0040.00422.15
8.1.260.0080.00026.35
8.1.250.0060.00328.09
8.1.240.0030.00622.59
8.1.230.0030.00721.11
8.1.220.0000.00817.76
8.1.210.0040.00418.84
8.1.200.0000.01017.47
8.1.190.0000.00817.53
8.1.180.0090.00018.10
8.1.170.0030.00618.46
8.1.160.0050.00222.05
8.1.150.0030.00518.67
8.1.140.0000.00817.57
8.1.130.0070.00017.86
8.1.120.0040.00417.53
8.1.110.0000.00817.65
8.1.100.0040.00417.63
8.1.90.0000.00717.63
8.1.80.0040.00417.54
8.1.70.0050.00317.57
8.1.60.0090.00017.66
8.1.50.0050.00317.52
8.1.40.0000.00817.66
8.1.30.0000.00917.75
8.1.20.0040.00417.75
8.1.10.0050.00217.71
8.1.00.0020.00517.55
8.0.300.0000.00720.04
8.0.290.0070.00017.14
8.0.280.0030.00318.39
8.0.270.0000.00717.27
8.0.260.0040.00417.19
8.0.250.0030.00317.21
8.0.240.0000.00717.18
8.0.230.0040.00417.07
8.0.220.0070.00017.12
8.0.210.0030.00517.07
8.0.200.0000.00717.17
8.0.190.0080.00017.06
8.0.180.0040.00417.03
8.0.170.0000.00817.16
8.0.160.0000.00716.93
8.0.150.0000.01117.15
8.0.140.0000.00716.95
8.0.130.0060.00013.41
8.0.120.0040.00417.02
8.0.110.0040.00417.14
8.0.100.0000.00817.09
8.0.90.0030.00517.13
8.0.80.0060.00917.05
8.0.70.0000.00817.08
8.0.60.0070.00017.00
8.0.50.0020.00516.92
8.0.30.0120.01017.24
8.0.20.0110.00717.40
8.0.10.0040.00417.03
8.0.00.0090.00817.03
7.4.330.0000.00515.00
7.4.320.0000.00716.67
7.4.300.0030.00316.85
7.4.290.0070.00016.79
7.4.280.0030.00416.70
7.4.270.0080.00016.75
7.4.260.0070.00016.63
7.4.250.0030.00516.69
7.4.240.0030.00316.68
7.4.230.0000.00716.61
7.4.220.0140.00316.65
7.4.210.0050.01116.84
7.4.200.0020.00516.72
7.4.190.0070.00016.97
7.4.160.0140.00316.95
7.4.150.0120.00617.40
7.4.140.0090.00917.86
7.4.130.0050.01216.75
7.4.120.0130.00316.90
7.4.110.0000.01716.79
7.4.100.0030.01516.68
7.4.90.0130.00316.80
7.4.80.0080.01519.39
7.4.70.0060.00916.59
7.4.60.0090.00916.84
7.4.50.0080.00016.58
7.4.40.0110.00822.77
7.4.30.0040.01316.57
7.4.00.0050.01215.21
7.3.330.0040.00413.30
7.3.320.0000.00513.46
7.3.310.0030.00516.38
7.3.300.0040.00416.58
7.3.290.0030.01316.52
7.3.280.0070.01216.50
7.3.270.0090.00917.40
7.3.260.0110.00516.57
7.3.250.0080.01316.71
7.3.240.0070.01116.60
7.3.230.0130.00316.87
7.3.210.0170.00016.67
7.3.200.0140.00619.39
7.3.190.0090.01316.63
7.3.180.0000.01516.80
7.3.170.0120.00616.63
7.3.160.0070.01016.72
7.3.120.0070.01115.07
7.3.110.0110.00715.04
7.3.100.0130.00315.24
7.3.90.0070.00715.04
7.3.80.0000.01414.98
7.3.70.0030.00715.04
7.3.60.0060.00315.03
7.3.50.0040.00715.10
7.3.40.0060.00314.84
7.3.30.0000.01615.05
7.3.20.0030.01416.92
7.3.10.0150.00316.82
7.3.00.0030.00616.71
7.2.330.0120.00616.98
7.2.320.0130.00516.74
7.2.310.0130.00316.62
7.2.300.0040.01316.81
7.2.290.0150.00616.88
7.2.250.0030.01715.33
7.2.240.0000.02014.91
7.2.230.0000.01615.36
7.2.220.0070.00715.09
7.2.210.0060.00614.91
7.2.200.0040.00815.17
7.2.190.0000.01415.16
7.2.180.0030.00715.09
7.2.170.0060.00915.28
7.2.00.0060.01019.84
7.1.330.0110.00416.06
7.1.320.0090.00016.16
7.1.310.0060.01015.99
7.1.300.0000.01016.07
7.1.290.0030.00715.99
7.1.280.0000.01115.93
7.1.270.0090.00615.88
7.1.260.0030.01016.18
7.1.200.0000.01515.88
7.1.100.0040.00718.33
7.1.70.0030.00617.31
7.1.60.0140.01119.33
7.1.50.0090.01217.22
7.1.00.0030.07722.48
7.0.200.0000.00816.94
7.0.140.0070.07022.15
7.0.60.0000.08320.01
7.0.50.0030.04017.88
7.0.40.0070.05719.98
7.0.30.0430.06320.36
7.0.20.0300.08020.10
7.0.10.0130.08720.31
7.0.00.0100.04020.21
5.6.280.0070.07020.78
5.6.210.0070.07320.48
5.6.200.0070.03718.10
5.6.190.0100.04720.41
5.6.180.0330.08020.27
5.6.170.0170.05320.52
5.6.160.0030.04320.71
5.6.150.0100.06318.12
5.6.140.0070.06018.18
5.6.130.0070.06718.21
5.6.120.0000.08021.11
5.6.110.0130.08320.99
5.6.100.0070.07721.13
5.6.90.0170.04721.00
5.6.80.0130.04720.37
5.6.70.3870.04020.52
5.5.350.0130.07720.34
5.5.340.0100.07017.92
5.5.330.0170.07320.43
5.5.320.0100.05020.34
5.5.310.0300.07320.32
5.5.300.0100.05018.00
5.5.290.0000.04318.01
5.5.280.0170.07720.84
5.5.270.0070.08020.74
5.5.260.0200.07320.76
5.5.250.0070.05720.71
5.5.240.0300.06720.15
5.4.450.0800.05319.64
5.4.440.0900.07019.08
5.4.430.0900.07319.52
5.4.420.0330.03719.51
5.4.410.0930.05318.93
5.4.400.0000.06319.20
5.4.390.0130.05019.22
5.4.380.0370.04318.63
5.4.370.0170.06318.65
5.4.360.0400.04018.57
5.4.350.0300.05318.69
5.4.340.0200.06318.50
5.4.320.0030.04112.45
5.4.310.0050.03812.45
5.4.300.0060.04012.46
5.4.290.0040.04412.45
5.4.280.0140.08612.33
5.4.270.0100.06312.33
5.4.260.0070.05012.33
5.4.250.0130.05012.33
5.4.240.0030.04012.33
5.4.230.0090.04212.32
5.4.220.0070.04912.32
5.4.210.0100.03612.32
5.4.200.0070.04512.32
5.4.190.0090.03612.32
5.4.180.0070.03912.32
5.4.170.0080.03512.33
5.4.160.0160.05912.33
5.4.150.0070.03512.32
5.4.140.0060.05312.00
5.4.130.0060.03612.00
5.4.120.0060.04011.95
5.4.110.0080.03511.95
5.4.100.0100.03711.95
5.4.90.0020.04211.95
5.4.80.0060.03911.95
5.4.70.0170.10211.95
5.4.60.0120.06111.94
5.4.50.0060.04911.94
5.4.40.0060.04111.93
5.4.30.0110.04411.93
5.4.20.0100.03511.93
5.4.10.0100.03611.93
5.4.00.0070.04211.43
5.3.290.0050.04012.80
5.3.280.0060.05812.70
5.3.270.0220.08312.73
5.3.260.0080.06312.71
5.3.250.0130.05212.72
5.3.240.0100.06812.72
5.3.230.0150.05512.71
5.3.220.0140.05112.68
5.3.210.0130.06312.68
5.3.200.0090.06112.68
5.3.190.0160.05712.68
5.3.180.0260.07112.68
5.3.170.0170.05712.67
5.3.160.0190.06212.67
5.3.150.0160.05412.67
5.3.140.0130.06412.66
5.3.130.0080.05712.66
5.3.120.0140.06112.66
5.3.110.0200.04112.66
5.3.100.0080.05012.12
5.3.90.0240.07612.09
5.3.80.0120.05512.07
5.3.70.0110.05212.07
5.3.60.0160.04712.06
5.3.50.0140.06312.00
5.3.40.0110.06112.00
5.3.30.0210.08611.94
5.3.20.0170.05611.71
5.3.10.0160.09811.68
5.3.00.0250.06011.67
5.2.170.0040.0449.17
5.2.160.0090.0699.16
5.2.150.0130.0589.16
5.2.140.0220.1089.16
5.2.130.0070.0459.13
5.2.120.0080.0449.13
5.2.110.0080.0379.13
5.2.100.0240.0359.13
5.2.90.0130.0379.13
5.2.80.0090.0429.13
5.2.70.0120.0579.12
5.2.60.0240.0689.07
5.2.50.0080.0409.04
5.2.40.0130.0669.02
5.2.30.0080.0439.00
5.2.20.0110.0368.98
5.2.10.0090.0478.90
5.2.00.0110.0648.76
5.1.60.0080.0448.05
5.1.50.0130.0378.05
5.1.40.0130.0438.03
5.1.30.0080.0378.38
5.1.20.0070.0468.40
5.1.10.0080.0548.13
5.1.00.0110.0488.13
5.0.50.0040.0536.61
5.0.40.0150.0406.47
5.0.30.0110.0416.27
5.0.20.0070.0446.25
5.0.10.0120.0436.23
5.0.00.0080.0526.22
4.4.90.0130.0384.78
4.4.80.0200.0484.75
4.4.70.0040.0374.76
4.4.60.0040.0244.75
4.4.50.0060.0194.77
4.4.40.0090.0274.71
4.4.30.0030.0214.76
4.4.20.0020.0234.84
4.4.10.0060.0424.85
4.4.00.0060.0664.76
4.3.110.0040.0224.67
4.3.100.0050.0194.67
4.3.90.0070.0234.64
4.3.80.0050.0344.59
4.3.70.0050.0204.63
4.3.60.0050.0214.62
4.3.50.0070.0194.63
4.3.40.0030.0274.54
4.3.30.0060.0173.27
4.3.20.0040.0143.25
4.3.10.0020.0163.23
4.3.00.0200.01710.30

preferences:
46.94 ms | 401 KiB | 5 Q