3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'äöuu'; echo preg_replace('#(&\#*\w+)[\x00-\x20]+;#u',"$1;",$string); echo "\n"; $string = 'ss'; echo preg_replace('#(&\#*\w+)[\x00-\x20]+;#u',"$1;",$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)
8.3.60.0080.01116.86
8.3.50.0180.00222.02
8.3.40.0040.01119.15
8.3.30.0080.00519.08
8.3.20.0040.00420.16
8.3.10.0050.00223.48
8.3.00.0080.00019.49
8.2.180.0000.01418.55
8.2.170.0080.01122.96
8.2.160.0070.00720.39
8.2.150.0080.00024.18
8.2.140.0040.00724.66
8.2.130.0090.00026.16
8.2.120.0070.00022.14
8.2.110.0040.00419.19
8.2.100.0070.00518.09
8.2.90.0050.00319.21
8.2.80.0030.00617.97
8.2.70.0050.00317.75
8.2.60.0000.00819.66
8.2.50.0030.00518.07
8.2.40.0000.00820.00
8.2.30.0080.00019.92
8.2.20.0040.00418.00
8.2.10.0000.00718.14
8.2.00.0070.00317.93
8.1.280.0080.01225.92
8.1.270.0040.00423.84
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0040.00423.93
8.1.230.0060.00620.91
8.1.220.0000.00817.74
8.1.210.0040.00418.77
8.1.200.0030.00617.38
8.1.190.0090.00017.48
8.1.180.0040.00418.10
8.1.170.0030.00618.50
8.1.160.0000.00721.89
8.1.150.0040.00418.79
8.1.140.0000.00717.54
8.1.130.0000.00717.97
8.1.120.0000.00717.59
8.1.110.0080.00017.59
8.1.100.0000.00717.50
8.1.90.0040.00417.54
8.1.80.0040.00317.40
8.1.70.0030.00317.42
8.1.60.0000.00817.66
8.1.50.0030.00617.56
8.1.40.0030.00517.51
8.1.30.0050.00317.58
8.1.20.0030.00517.78
8.1.10.0040.00417.62
8.1.00.0040.00417.61
8.0.300.0040.00420.73
8.0.290.0050.00317.05
8.0.280.0000.00718.37
8.0.270.0000.00717.19
8.0.260.0030.00317.20
8.0.250.0030.00317.18
8.0.240.0000.00717.14
8.0.230.0040.00417.05
8.0.220.0000.00717.09
8.0.210.0040.00317.01
8.0.200.0000.00717.13
8.0.190.0000.00817.11
8.0.180.0000.00717.05
8.0.170.0050.00317.11
8.0.160.0080.00016.87
8.0.150.0040.00316.85
8.0.140.0070.00016.88
8.0.130.0060.00013.41
8.0.120.0000.00817.06
8.0.110.0050.00217.01
8.0.100.0040.00416.96
8.0.90.0000.00816.95
8.0.80.0030.01317.07
8.0.70.0000.00716.89
8.0.60.0040.00417.16
8.0.50.0000.00717.05
8.0.30.0120.00717.29
8.0.20.0090.01017.40
8.0.10.0000.00717.19
8.0.00.0110.01016.81
7.4.330.0060.00015.00
7.4.320.0050.00216.60
7.4.300.0040.00416.77
7.4.290.0000.00716.80
7.4.280.0040.00416.63
7.4.270.0000.00816.79
7.4.260.0030.00516.81
7.4.250.0040.00416.69
7.4.240.0040.00416.76
7.4.230.0040.00416.79
7.4.220.0110.00716.73
7.4.210.0070.00916.77
7.4.200.0000.00716.57
7.4.190.0030.00316.88
7.4.160.0130.00816.75
7.4.150.0080.01217.40
7.4.140.0120.00717.86
7.4.130.0110.00616.67
7.4.120.0090.01016.66
7.4.110.0040.01316.61
7.4.100.0100.01416.73
7.4.90.0120.00916.74
7.4.80.0160.00619.39
7.4.70.0000.01816.76
7.4.60.0000.01716.64
7.4.50.0000.00916.81
7.4.40.0060.01616.59
7.4.30.0050.01116.78
7.3.330.0000.00613.23
7.3.320.0000.00513.28
7.3.310.0040.00416.20
7.3.300.0000.00716.33
7.3.290.0090.00616.31
7.3.280.0080.01016.35
7.3.270.0110.00617.40
7.3.260.0090.00916.46
7.3.250.0120.00916.52
7.3.240.0030.01316.32
7.3.230.0040.01216.39
7.3.210.0090.00916.75
7.3.200.0230.00019.39
7.3.190.0100.00716.32
7.3.180.0110.00816.68
7.3.170.0070.01016.47
7.3.160.0150.00016.58
7.2.330.0040.01416.72
7.2.320.0120.00916.71
7.2.310.0060.01016.73
7.2.300.0110.00616.66
7.2.290.0250.00016.60
7.0.100.0170.08019.95
7.0.90.0100.08319.84
7.0.80.0270.07319.83
7.0.70.0170.07719.84
7.0.60.0200.06019.98
7.0.50.0070.07320.28
7.0.40.0100.05720.04
7.0.30.0170.09020.09
7.0.20.0130.08320.06
7.0.10.0070.07320.12
7.0.00.0070.07020.14
5.6.250.0070.04720.57
5.6.240.0130.08320.59
5.6.230.0100.07720.55
5.6.220.0130.04320.56
5.6.210.0070.09320.59
5.6.200.0100.04021.02
5.6.190.0100.04321.03
5.6.180.0100.08720.95
5.6.170.0130.07021.03
5.6.160.0300.05321.13
5.6.150.0070.05720.94
5.6.140.0070.09320.93
5.6.130.0200.08021.06
5.6.120.0130.04721.04
5.6.110.0170.07720.94
5.6.100.0100.08721.06
5.6.90.0100.07321.02
5.6.80.0130.08020.54
5.6.70.0100.08020.32
5.6.60.0100.07320.45
5.6.50.0100.07020.46
5.6.40.0070.07020.43
5.6.30.0100.08320.38
5.6.20.0030.09020.39
5.6.10.0130.08020.29
5.6.00.0130.04720.34
5.5.380.0200.05720.49
5.5.370.0100.05020.30
5.5.360.0070.08320.37
5.5.350.0030.07020.38
5.5.340.0030.04320.86
5.5.330.0070.04020.86
5.5.320.0100.08720.91
5.5.310.0130.08320.77
5.5.300.0200.06320.86
5.5.290.0130.08320.77
5.5.280.0130.08320.76
5.5.270.0200.07720.89
5.5.260.0170.08020.60
5.5.250.0130.08320.61
5.5.240.0130.07020.19
5.5.230.0170.07720.23
5.5.220.0170.07020.01
5.5.210.0000.07020.20
5.5.200.0130.05320.18
5.5.190.0170.07020.23
5.5.180.0070.07320.10
5.5.160.0170.07020.27
5.5.150.0170.06020.11
5.5.140.0000.05320.09
5.5.130.0100.08020.18
5.5.120.0100.06720.26
5.5.110.0030.07320.12
5.5.100.0200.06020.04
5.5.90.0130.07020.05
5.5.80.0070.06720.16
5.5.70.0130.08020.12
5.5.60.0170.08320.05
5.5.50.0030.08320.05
5.5.40.0200.06720.08
5.5.30.0100.08320.10
5.5.20.0070.05320.10
5.5.10.0070.07719.96
5.5.00.0130.07720.03
5.4.450.0100.07719.37
5.4.440.0070.07319.38
5.4.430.0070.08019.11
5.4.420.0170.07319.36
5.4.410.0100.07719.18
5.4.400.0070.07019.08
5.4.390.0100.04718.90
5.4.380.0070.07318.79
5.4.370.0100.07018.79
5.4.360.0100.05019.10
5.4.350.0070.07319.13
5.4.340.0070.07018.90
5.4.320.0100.06319.14
5.4.310.0100.07018.97
5.4.300.0030.08018.81
5.4.290.0070.04319.01
5.4.280.0170.07319.06
5.4.270.0030.04718.96
5.4.260.0000.06319.03
5.4.250.0100.07018.89
5.4.240.0130.07318.98
5.4.230.0100.06019.05
5.4.220.0170.06019.10
5.4.210.0100.07319.07
5.4.200.0000.07319.22
5.4.190.0100.08319.02
5.4.180.0030.07019.16
5.4.170.0100.07318.77
5.4.160.0130.06718.96
5.4.150.0070.08019.05
5.4.140.0070.07316.35
5.4.130.0130.06316.29
5.4.120.0030.07316.00
5.4.110.0170.04716.18
5.4.100.0130.06716.45
5.4.90.0100.05316.30
5.4.80.0100.06716.20
5.4.70.0200.03016.34
5.4.60.0100.07316.27
5.4.50.0030.07316.18
5.4.40.0100.06316.25
5.4.30.0170.06716.18
5.4.20.0100.06316.40
5.4.10.0070.06016.23
5.4.00.0130.06715.78
5.3.290.0070.06714.53
5.3.280.0170.03314.59
5.3.270.0070.06714.61
5.3.260.0070.08014.51
5.3.250.0030.06314.42
5.3.240.0100.07314.59
5.3.230.0170.06714.54
5.3.220.0130.07014.52
5.3.210.0170.05014.55
5.3.200.0130.07014.50
5.3.190.0070.07014.55
5.3.180.0130.06314.52
5.3.170.0170.06714.47
5.3.160.0070.04014.49
5.3.150.0100.06314.41
5.3.140.0130.07314.41
5.3.130.0100.07714.52
5.3.120.0100.07714.41
5.3.110.0130.07314.41
5.3.100.0130.05713.86
5.3.90.0100.04713.88
5.3.80.0100.05714.01
5.3.70.0070.03313.95
5.3.60.0070.05714.00
5.3.50.0100.05013.72
5.3.40.0070.05713.89
5.3.30.0130.06013.91
5.3.20.0070.06713.55
5.3.10.0030.04313.64
5.3.00.0070.07313.49
5.2.170.0100.02711.18
5.2.160.0000.06711.00
5.2.150.0030.03711.13
5.2.140.0170.05711.14
5.2.130.0070.05711.05
5.2.120.0030.04011.12
5.2.110.0070.06011.02
5.2.100.0030.05710.89
5.2.90.0030.06011.12
5.2.80.0100.06010.91
5.2.70.0070.06310.96
5.2.60.0100.05710.91
5.2.50.0030.06011.00
5.2.40.0030.06010.99
5.2.30.0000.03710.99
5.2.20.0070.06310.88
5.2.10.0100.05010.79
5.2.00.0170.05010.74
5.1.60.0030.0609.99
5.1.50.0070.0579.87
5.1.40.0130.0279.98
5.1.30.0130.03710.40
5.1.20.0070.05710.40
5.1.10.0000.04710.12
5.1.00.0070.03710.10
5.0.50.0130.0178.53
5.0.40.0070.0208.50
5.0.30.0000.0438.50
5.0.20.0000.0208.50
5.0.10.0030.0208.50
5.0.00.0030.0608.50
4.4.90.0070.0278.50
4.4.80.0030.0278.50
4.4.70.0000.0338.50
4.4.60.0070.0338.50
4.4.50.0070.0278.50
4.4.40.0100.0208.50
4.4.30.0070.0378.50
4.4.20.0000.0408.50
4.4.10.0000.0278.50
4.4.00.0070.0478.50
4.3.110.0030.0308.50
4.3.100.0000.0208.50
4.3.90.0070.0278.50
4.3.80.0000.0338.50
4.3.70.0030.0338.50
4.3.60.0030.0108.50
4.3.50.0030.0138.50
4.3.40.0000.0408.50
4.3.30.0000.0138.50
4.3.20.0000.0138.50
4.3.10.0030.0378.50
4.3.00.0000.0178.50

preferences:
29.15 ms | 401 KiB | 5 Q