3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_replace('@(?=\pL)@u', '*', 'م'); // prints: '*م' ✓ echo preg_replace('@(?=\pL)@u', '*', 'ض'); // prints: '*ض' ✓ echo preg_replace('@(?=\pL)@u', '*', 'غ'); // prints: '*�*�' ✗ echo preg_replace('@(?=\pL)@u', '*', 'ص'); // prints: '*�*�' ✗

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)
8.3.60.0170.00316.88
8.3.50.0150.00522.16
8.3.40.0000.01418.83
8.3.30.0090.00919.07
8.3.20.0060.00320.38
8.3.10.0120.00623.48
8.3.00.0170.00718.94
8.2.180.0120.00616.34
8.2.170.0120.00322.96
8.2.160.0110.00420.52
8.2.150.0080.00024.18
8.2.140.0040.00424.66
8.2.130.0060.01326.16
8.2.120.0040.00421.15
8.2.110.0030.00722.23
8.2.100.0080.00317.84
8.2.90.0000.00819.17
8.2.80.0030.00617.97
8.2.70.0040.00417.75
8.2.60.0080.00019.89
8.2.50.0000.00818.07
8.2.40.0000.00820.07
8.2.30.0040.00418.20
8.2.20.0040.00417.91
8.2.10.0000.00718.02
8.2.00.0040.00417.71
8.1.280.0040.01025.92
8.1.270.0060.00323.70
8.1.260.0040.00426.35
8.1.250.0080.00428.09
8.1.240.0040.00722.05
8.1.230.0080.00419.16
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0000.01017.35
8.1.190.0030.00617.35
8.1.180.0000.00818.10
8.1.170.0000.01218.61
8.1.160.0030.00522.02
8.1.150.0040.00418.65
8.1.140.0040.00417.55
8.1.130.0000.00717.78
8.1.120.0040.00317.56
8.1.110.0040.00417.49
8.1.100.0060.00317.48
8.1.90.0000.00817.37
8.1.80.0040.00417.48
8.1.70.0030.00317.45
8.1.60.0080.00017.62
8.1.50.0000.00817.50
8.1.40.0070.00417.56
8.1.30.0040.00417.64
8.1.20.0000.00717.68
8.1.10.0040.00417.52
8.1.00.0070.00017.61
8.0.300.0040.00418.77
8.0.290.0000.00717.18
8.0.280.0030.00518.48
8.0.270.0040.00417.13
8.0.260.0000.00717.13
8.0.250.0000.00717.10
8.0.240.0050.00317.11
8.0.230.0040.00417.10
8.0.220.0000.00717.10
8.0.210.0040.00417.08
8.0.200.0050.00216.99
8.0.190.0050.00317.06
8.0.180.0040.00416.93
8.0.170.0060.00317.06
8.0.160.0000.00716.91
8.0.150.0040.00416.98
8.0.140.0040.00416.97
8.0.130.0000.00613.40
8.0.120.0000.00917.03
8.0.110.0030.00517.05
8.0.100.0040.00417.06
8.0.90.0000.00817.11
8.0.80.0090.00617.04
8.0.70.0050.00316.93
8.0.60.0040.00417.10
8.0.50.0080.00016.95
8.0.30.0130.00917.19
8.0.20.0110.00717.40
8.0.10.0000.00716.96
8.0.00.0080.01116.87
7.4.330.0000.00515.00
7.4.320.0060.00016.67
7.4.300.0000.00616.80
7.4.290.0000.00716.77
7.4.280.0000.00716.70
7.4.270.0070.00016.68
7.4.260.0030.00316.58
7.4.250.0000.00716.71
7.4.240.0020.00516.70
7.4.230.0070.00016.67
7.4.220.0070.01116.83
7.4.210.0080.00816.74
7.4.200.0070.00016.66
7.4.190.0070.00016.78
7.4.160.0090.00916.48
7.4.150.0090.01517.40
7.4.140.0120.01117.86
7.4.130.0120.00516.63
7.4.120.0100.01016.67
7.4.110.0140.00416.47
7.4.100.0120.00616.70
7.4.90.0110.00716.90
7.4.80.0030.01919.39
7.4.70.0130.00316.63
7.4.60.0100.01016.45
7.4.50.0040.00416.74
7.4.40.0070.01016.68
7.4.30.0160.00916.82
7.4.00.0030.01015.01
7.3.330.0030.00513.15
7.3.320.0050.00013.13
7.3.310.0080.00016.40
7.3.300.0050.00216.23
7.3.290.0070.00916.37
7.3.280.0040.01316.37
7.3.270.0060.01217.40
7.3.260.0070.01016.60
7.3.250.0100.00716.42
7.3.240.0100.01016.38
7.3.230.0120.00616.67
7.3.210.0090.00916.38
7.3.200.0110.01119.39
7.3.190.0120.00916.35
7.3.180.0110.00616.42
7.3.170.0030.01216.45
7.3.160.0060.01116.52
7.3.120.0120.00015.02
7.2.330.0120.01216.55
7.2.320.0100.01016.78
7.2.310.0030.01416.65
7.2.300.0070.01016.46
7.2.290.0100.01016.63
7.2.60.0030.01216.79
7.2.00.0080.00319.59
7.1.200.0250.00615.46
7.1.70.0040.00416.95
7.1.60.0000.01017.04
7.1.50.0060.01616.96
7.1.00.0000.07722.46
7.0.200.0060.01216.88
7.0.140.0030.07722.23
7.0.80.0100.04719.97
7.0.70.0070.08719.85
7.0.60.0170.06319.88
7.0.50.0070.08320.39
7.0.40.0030.05720.04
7.0.30.0100.08320.00
7.0.20.0030.08020.08
7.0.10.0070.06720.18
7.0.00.0130.05320.10
5.6.280.0070.07020.89
5.6.230.0030.05720.68
5.6.220.0200.07720.73
5.6.210.0030.07320.64
5.6.200.0100.07321.10
5.6.190.0130.08021.02
5.6.180.0070.05321.13
5.6.170.0130.07721.05
5.6.160.0030.04320.96
5.6.150.0070.08720.95
5.6.140.0030.05321.05
5.6.130.0170.07721.03
5.6.120.0000.05721.04
5.6.110.0070.08320.94
5.6.100.0270.06321.05
5.6.90.0130.07721.08
5.6.80.0100.07720.40
5.6.70.0070.07020.45
5.6.60.0130.07720.50
5.6.50.0100.07320.43
5.6.40.0130.04020.38
5.6.30.0030.04720.41
5.6.20.0100.04320.32
5.6.10.0030.04720.26
5.6.00.0070.08020.29
5.5.370.0000.05320.34
5.5.360.0100.07720.38
5.5.350.0130.07720.41
5.5.340.0030.08320.73
5.5.330.0070.09020.89
5.5.320.0100.08020.88
5.5.310.0100.08320.83
5.5.300.0170.06020.88
5.5.290.0070.08720.82
5.5.280.0100.07720.72
5.5.270.0070.08720.76
5.5.260.0030.05720.91
5.5.250.0070.08320.72
5.5.240.0000.05320.28
5.5.230.0030.07020.29
5.5.220.0070.08320.21
5.5.210.0200.07320.15
5.5.200.0100.07020.26
5.5.190.0000.07720.22
5.5.180.0100.05720.14
5.5.160.0200.06320.23
5.5.150.0070.04720.20
5.5.140.0030.05020.14
5.5.130.0030.08320.13
5.5.120.0000.08020.18
5.5.110.0000.06720.21
5.5.100.0130.06719.95
5.5.90.0030.07320.07
5.5.80.0070.04020.11
5.5.70.0070.05020.00
5.5.60.0130.06320.05
5.5.50.0070.04020.05
5.5.40.0070.04320.09
5.5.30.0070.07719.92
5.5.20.0070.05020.07
5.5.10.0030.05020.12
5.5.00.0070.04320.10
5.4.450.0000.07019.45
5.4.440.0130.04319.40
5.4.430.0100.07719.13
5.4.420.0100.08019.38
5.4.410.0100.06719.29
5.4.400.0070.08019.03
5.4.390.0100.07319.12
5.4.380.0030.08019.14
5.4.370.0100.07318.81
5.4.360.0030.05019.12
5.4.350.0030.07718.95
5.4.340.0130.07019.02
5.4.320.0030.04319.10
5.4.310.0070.05719.20
5.4.300.0070.06718.98
5.4.290.0130.07319.00
5.4.280.0170.07318.80
5.4.270.0100.07719.02
5.4.260.0170.05318.90
5.4.250.0170.07319.05
5.4.240.0100.03319.02
5.4.230.0030.06319.22
5.4.220.0070.05019.11
5.4.210.0030.04319.04
5.4.200.0070.07019.22
5.4.190.0070.06319.13
5.4.180.0130.03719.11
5.4.170.0070.06319.04
5.4.160.0070.07018.92
5.4.150.0070.05318.94
5.4.140.0030.07016.27
5.4.130.0070.03716.05
5.4.120.0100.03716.34
5.4.110.0100.03316.40
5.4.100.0070.04316.25
5.4.90.0030.04316.41
5.4.80.0100.03716.31
5.4.70.0030.04016.21
5.4.60.0000.03716.42
5.4.50.0130.02716.31
5.4.40.0000.04016.47
5.4.30.0000.03716.31
5.4.20.0000.03716.40
5.4.10.0030.03716.31
5.4.00.0000.04015.82
5.3.290.0130.07314.60
5.3.280.0070.04714.55
5.3.270.0000.08714.41
5.3.260.0230.06014.47
5.3.250.0100.07014.54
5.3.240.0100.05714.56
5.3.230.0070.06014.55
5.3.220.0070.07714.38
5.3.210.0170.06014.55
5.3.200.0030.03714.42
5.3.190.0030.03714.55
5.3.180.0030.04314.39
5.3.170.0030.03714.55
5.3.160.0000.04014.55
5.3.150.0070.05314.55
5.3.140.0030.03714.41
5.3.130.0100.03714.41
5.3.120.0000.04014.53
5.3.110.0070.03314.50
5.3.100.0000.04014.04
5.3.90.0000.04013.88
5.3.80.0100.03313.98
5.3.70.0000.04014.00
5.3.60.0070.04713.99
5.3.50.0000.03713.72
5.3.40.0070.03713.88
5.3.30.0030.07313.66
5.3.20.0030.06013.68
5.3.10.0000.05013.43
5.3.00.0000.03713.49
5.2.170.0030.02713.14
5.2.160.0000.03013.14
5.2.150.0070.03013.14
5.2.140.0100.03313.14
5.2.130.0030.06013.14
5.2.120.0030.06713.14
5.2.110.0030.05713.14
5.2.100.0000.05013.14
5.2.90.0000.03313.14
5.2.80.0000.05313.14
5.2.70.0030.03013.14
5.2.60.0000.03013.14
5.2.50.0030.03313.14
5.2.40.0070.04013.14
5.2.30.0000.07013.14
5.2.20.0030.03013.14
5.2.10.0070.05313.14
5.2.00.0030.04013.14
5.1.60.0070.02013.14
5.1.50.0070.02013.14
5.1.40.0070.02013.14
5.1.30.0000.02713.14
5.1.20.0000.02713.14
5.1.10.0030.03013.14
5.1.00.0000.02713.14
5.0.50.0000.02313.14
5.0.40.0030.01713.14
5.0.30.0000.03013.14
5.0.20.0000.03313.14
5.0.10.0030.02013.14
5.0.00.0000.04313.14
4.4.90.0000.01713.14
4.4.80.0000.02713.14
4.4.70.0030.03013.14
4.4.60.0000.02713.14
4.4.50.0030.03313.14
4.4.40.0030.02313.14
4.4.30.0030.01313.14
4.4.20.0000.01713.14
4.4.10.0030.01313.14
4.4.00.0000.03013.14
4.3.110.0030.01313.14
4.3.100.0070.02013.14
4.3.90.0000.01713.14
4.3.80.0000.02313.14
4.3.70.0000.01713.14
4.3.60.0000.01713.14
4.3.50.0030.01313.14
4.3.40.0000.02313.14
4.3.30.0030.01313.14
4.3.20.0030.01313.14
4.3.10.0030.01313.14
4.3.00.0000.03713.14

preferences:
48.21 ms | 401 KiB | 5 Q