3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s = "R&ouml;per"; $rest = "R&ouml;per"; $result = "R&ouml;per"; do { $rest = stristr($rest,$s); echo "rest: $rest\n"; $replace = substr($rest,0,strlen($s)); echo "replace: $replace\n"; $result = str_replace($replace,"<span class='textHighlight'>{$replace}</span>",$result); echo "result: $result\n"; $rest = substr($rest,strlen($s)); echo "rest': $rest\n"; } while ($rest !== false); echo $result;

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)
8.3.60.0310.01018.27
8.3.50.0210.01021.92
8.3.40.0130.01018.59
8.3.30.0070.01118.70
8.3.20.0140.00318.61
8.3.10.0110.00020.52
8.3.00.0050.00523.65
8.2.180.0120.00916.50
8.2.170.0220.00622.96
8.2.160.0070.01020.52
8.2.150.0030.00724.18
8.2.140.0100.00024.66
8.2.130.0100.00026.16
8.2.120.0030.00719.51
8.2.110.0100.00720.52
8.2.100.0140.00017.84
8.2.90.0060.00618.75
8.2.80.0060.00317.97
8.2.70.0030.00617.50
8.2.60.0030.00617.93
8.2.50.0060.00318.07
8.2.40.0040.01318.22
8.2.30.0030.00619.97
8.2.20.0030.00617.66
8.2.10.0050.00517.80
8.2.00.0060.00317.74
8.1.280.0150.01125.92
8.1.270.0060.00323.99
8.1.260.0200.00326.35
8.1.250.0090.00328.09
8.1.240.0130.00023.99
8.1.230.0130.00019.10
8.1.220.0050.00517.74
8.1.210.0040.00718.77
8.1.200.0110.00017.13
8.1.190.0080.00017.51
8.1.180.0060.00318.10
8.1.170.0000.00818.46
8.1.160.0060.00318.79
8.1.150.0000.00918.49
8.1.140.0030.00517.49
8.1.130.0050.00317.81
8.1.120.0000.00917.37
8.1.110.0030.00617.48
8.1.100.0040.00417.47
8.1.90.0030.00617.47
8.1.80.0040.00417.34
8.1.70.0000.00817.43
8.1.60.0080.00417.56
8.1.50.0030.00717.48
8.1.40.0000.00817.50
8.1.30.0040.00717.49
8.1.20.0030.00717.61
8.1.10.0030.00617.57
8.1.00.0000.00917.47
8.0.300.0070.00319.51
8.0.290.0030.00716.58
8.0.280.0070.00018.31
8.0.270.0000.00817.11
8.0.260.0060.00316.79
8.0.250.0060.00316.88
8.0.240.0030.00616.82
8.0.230.0090.00016.86
8.0.220.0040.00416.81
8.0.210.0040.00416.71
8.0.200.0030.00316.71
8.0.190.0030.00616.89
8.0.180.0070.00316.84
8.0.170.0050.00316.73
8.0.160.0030.00616.73
8.0.150.0080.00416.84
8.0.140.0000.01116.78
8.0.130.0110.00013.38
8.0.120.0060.00316.78
8.0.110.0040.00816.64
8.0.100.0080.00016.63
8.0.90.0030.00616.77
8.0.80.0150.00916.68
8.0.70.0000.00916.63
8.0.60.0060.00316.64
8.0.50.0060.00316.61
8.0.30.0330.02116.86
8.0.20.0310.02317.40
8.0.10.0000.00916.82
8.0.00.0340.01416.61
7.4.330.0030.00314.65
7.4.320.0040.00416.57
7.4.300.0030.00316.49
7.4.290.0000.00716.51
7.4.280.0080.00016.52
7.4.270.0000.00716.48
7.4.260.0050.00013.24
7.4.250.0000.00816.45
7.4.240.0030.00316.53
7.4.230.0070.00016.57
7.4.220.0090.00916.57
7.4.210.0060.01016.60
7.4.200.0000.00716.68
7.4.190.0030.00316.44
7.4.160.0060.01016.43
7.4.150.0110.00617.40
7.4.140.0130.00417.86
7.4.130.0080.01116.42
7.4.120.0140.00616.51
7.4.110.0120.00416.56
7.4.100.0090.01616.39
7.4.90.0100.00716.51
7.4.80.0030.01619.37
7.4.70.0030.01416.41
7.4.60.0060.00916.20
7.4.50.0050.00516.50
7.4.40.0100.00222.27
7.4.30.0060.01716.32
7.4.00.0040.01214.79
7.3.330.0060.00013.02
7.3.320.0060.00013.09
7.3.310.0040.00416.22
7.3.300.0070.00016.29
7.3.290.0100.00316.21
7.3.280.0110.00716.31
7.3.270.0030.01317.40
7.3.260.0120.00918.24
7.3.250.0070.01416.33
7.3.240.0130.00316.59
7.3.230.0080.01216.47
7.3.210.0120.01216.33
7.3.200.0120.00919.39
7.3.190.0030.01416.31
7.3.180.0090.00616.28
7.3.170.0090.00916.40
7.3.160.0230.00016.31
7.3.120.0040.01414.57
7.2.330.0080.00816.38
7.2.320.0060.01216.55
7.2.310.0130.01016.39
7.2.300.0070.01016.38
7.2.290.0060.01016.67
7.2.60.0070.00716.76
7.2.00.0060.00619.33
7.1.200.0030.00915.59
7.1.100.0030.01018.34
7.1.70.0000.01117.03
7.1.60.0100.01319.40
7.1.50.0090.01616.93
7.1.00.0030.04322.31
7.0.200.0000.00816.66
7.0.140.0100.06722.10
7.0.70.0070.07721.77
7.0.60.0030.08021.83
7.0.50.0030.04322.11
7.0.40.0070.08019.99
7.0.30.0030.08720.05
7.0.20.0030.08719.98
7.0.10.0000.08320.16
7.0.00.0100.05720.14
5.6.280.0030.07321.12
5.6.220.0070.07720.52
5.6.210.0030.07720.71
5.6.200.0000.06021.03
5.6.190.0100.07321.04
5.6.180.0100.06320.98
5.6.170.0030.04321.13
5.6.160.0000.05721.04
5.6.150.0070.08320.95
5.6.140.0030.08721.03
5.6.130.0100.07720.95
5.6.120.0000.04720.94
5.6.110.0030.05721.05
5.6.100.0000.05721.02
5.6.90.0000.08021.09
5.6.80.0130.04320.39
5.6.70.0100.05020.39
5.6.60.0070.07720.41
5.6.50.0000.08020.44
5.6.40.0000.05720.36
5.6.30.0000.04020.27
5.6.20.0000.08320.43
5.6.10.0100.08020.41
5.6.00.0070.06320.39
5.5.360.0070.07020.50
5.5.350.0000.04320.44
5.5.340.0100.07320.73
5.5.330.0030.08320.84
5.5.320.0070.07020.88
5.5.310.0070.05020.80
5.5.300.0030.06720.82
5.5.290.0070.08020.86
5.5.280.0100.06720.83
5.5.270.0070.06720.78
5.5.260.0030.05320.63
5.5.250.0100.07320.71
5.5.240.0070.07020.20
5.5.230.0000.05720.28
5.5.220.0070.08020.25
5.5.210.0030.04320.30
5.5.200.0070.04019.99
5.5.190.0070.04019.99
5.5.180.0000.05020.27
5.5.160.0070.05720.27
5.5.150.0030.08020.10
5.5.140.0000.07020.23
5.5.130.0070.07020.23
5.5.120.0130.05720.10
5.5.110.0070.06320.24
5.5.100.0100.06720.16
5.5.90.0030.07720.00
5.5.80.0000.05720.06
5.5.70.0070.03720.05
5.5.60.0000.08020.05
5.5.50.0030.08320.07
5.5.40.0030.07719.92
5.5.30.0030.05020.04
5.5.20.0130.07020.10
5.5.10.0070.03720.13
5.5.00.0000.06019.95
5.4.450.0030.08719.36
5.4.440.0030.06719.11
5.4.430.0070.08019.43
5.4.420.0000.04719.30
5.4.410.0130.07019.25
5.4.400.0070.07319.13
5.4.390.0130.06019.06
5.4.380.0070.05018.77
5.4.370.0000.04319.10
5.4.360.0100.05718.75
5.4.350.0070.06719.14
5.4.340.0000.06719.13
5.4.320.0030.06719.02
5.4.310.0030.06319.03
5.4.300.0000.08318.78
5.4.290.0070.07718.78
5.4.280.0000.08019.03
5.4.270.0030.05019.14
5.4.260.0100.07719.09
5.4.250.0100.07019.02
5.4.240.0070.07319.22
5.4.230.0070.07318.97
5.4.220.0100.04718.91
5.4.210.0070.07318.97
5.4.200.0000.04018.75
5.4.190.0070.07719.04
5.4.180.0000.05019.02
5.4.170.0070.06318.77
5.4.160.0030.04318.89
5.4.150.0030.03719.05
5.4.140.0000.05316.38
5.4.130.0100.07016.11
5.4.120.0030.05316.36
5.4.110.0030.05316.34
5.4.100.0000.07716.34
5.4.90.0170.06316.31
5.4.80.0030.06316.21
5.4.70.0030.03716.26
5.4.60.0000.07316.40
5.4.50.0100.06716.28
5.4.40.0070.04016.39
5.4.30.0070.03016.40
5.4.20.0030.07016.19
5.4.10.0100.06716.19
5.4.00.0030.05015.81
5.3.290.0000.08015.70
5.3.280.0070.03315.70
5.3.270.0070.07015.70
5.3.260.0100.03715.70
5.3.250.0000.04315.70
5.3.240.0000.08315.70
5.3.230.0000.07715.70
5.3.220.0030.06015.70
5.3.210.0000.04715.70
5.3.200.0000.07315.70
5.3.190.0070.05015.70
5.3.180.0100.06315.70
5.3.170.0030.05715.70
5.3.160.0070.05715.70
5.3.150.0030.06315.70
5.3.140.0000.05315.70
5.3.130.0070.06715.70
5.3.120.0000.08315.70
5.3.110.0030.06715.70
5.3.100.0030.07315.70
5.3.90.0000.08315.70
5.3.80.0230.06015.70
5.3.70.0070.06715.70
5.3.60.0100.06715.70
5.3.50.0070.06315.70
5.3.40.0030.07315.70
5.3.30.0000.06715.70
5.3.20.0000.07715.70
5.3.10.0070.07015.70
5.3.00.0000.07315.70
5.2.170.0100.05315.70
5.2.160.0000.05715.70
5.2.150.0070.06015.70
5.2.140.0000.05715.70
5.2.130.0030.04315.70
5.2.120.0000.04715.70
5.2.110.0000.06015.70
5.2.100.0030.06015.70
5.2.90.0030.05715.70
5.2.80.0000.04315.70
5.2.70.0030.05015.70
5.2.60.0070.05715.70
5.2.50.0030.06015.70
5.2.40.0030.06015.70
5.2.30.0030.06015.70
5.2.20.0000.04715.70
5.2.10.0030.06715.70
5.2.00.0030.04315.70
5.1.60.0030.06015.70
5.1.50.0000.06315.70
5.1.40.0000.05715.70
5.1.30.0030.04315.70
5.1.20.0070.04715.70
5.1.10.0030.05015.70
5.1.00.0030.04315.70
5.0.50.0030.02015.70
5.0.40.0030.03315.70
5.0.30.0030.03015.70
5.0.20.0030.01715.70
5.0.10.0000.02315.70
5.0.00.0000.03315.70
4.4.90.0030.03315.70
4.4.80.0070.03015.70
4.4.70.0030.01715.70
4.4.60.0030.02715.70
4.4.50.0030.02715.70
4.4.40.0000.02715.70
4.4.30.0030.03315.70
4.4.20.0030.02715.70
4.4.10.0000.02315.70
4.4.00.0030.04315.70
4.3.110.0000.01715.70
4.3.100.0000.01315.70
4.3.90.0000.01715.70
4.3.80.0000.02715.70
4.3.70.0030.01315.70
4.3.60.0000.02015.70
4.3.50.0000.01315.70
4.3.40.0030.02315.70
4.3.30.0000.02015.70
4.3.20.0000.01715.70
4.3.10.0030.01315.70
4.3.00.0000.01315.70

preferences:
49.66 ms | 400 KiB | 5 Q