3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var1 = $var2 ='qweűűű'; echo preg_match('/^' . preg_quote($var1, '/') . '/ie', $var2);

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)
8.3.70.0150.00618.30
8.3.60.0110.00418.42
8.3.50.0130.00521.08
8.3.40.0040.01118.71
8.3.30.0140.00018.72
8.3.20.0040.00419.02
8.3.10.0000.00721.78
8.3.00.0050.00520.86
8.2.190.0040.01116.80
8.2.180.0110.00318.41
8.2.170.0120.00322.96
8.2.160.0140.00020.34
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0070.01119.68
8.2.120.0080.00026.35
8.2.110.0060.00322.08
8.2.100.0060.00618.03
8.2.90.0090.00017.63
8.2.80.0060.00318.09
8.2.70.0030.00617.93
8.2.60.0040.00418.16
8.2.50.0050.00318.10
8.2.40.0000.00820.21
8.2.30.0030.00519.29
8.2.20.0000.00717.91
8.2.10.0040.00417.98
8.2.00.0040.00417.77
8.1.280.0070.00725.92
8.1.270.0000.00822.09
8.1.260.0050.00328.09
8.1.250.0000.00928.09
8.1.240.0000.00822.10
8.1.230.0090.00319.07
8.1.220.0050.00317.77
8.1.210.0080.00018.77
8.1.200.0060.00317.35
8.1.190.0000.00817.10
8.1.180.0050.00318.10
8.1.170.0030.00518.71
8.1.160.0000.00718.99
8.1.150.0000.00720.25
8.1.140.0040.00419.54
8.1.130.0070.00017.64
8.1.120.0030.00317.29
8.1.110.0090.00017.43
8.1.100.0000.00817.46
8.1.90.0040.00417.48
8.1.80.0040.00417.29
8.1.70.0070.00017.47
8.1.60.0000.00817.46
8.1.50.0030.00517.46
8.1.40.0030.00517.52
8.1.30.0000.00817.61
8.1.20.0000.00817.47
8.1.10.0000.00717.44
8.1.00.0030.00617.41
8.0.300.0070.00019.68
8.0.290.0000.00716.88
8.0.280.0000.00818.45
8.0.270.0040.00417.21
8.0.260.0000.00617.16
8.0.250.0030.00617.02
8.0.240.0000.00816.89
8.0.230.0030.00616.97
8.0.220.0000.00816.89
8.0.210.0000.00716.94
8.0.200.0000.00917.01
8.0.190.0050.00217.00
8.0.180.0040.00416.95
8.0.170.0000.00816.85
8.0.160.0090.00016.84
8.0.150.0040.00416.90
8.0.140.0000.00716.79
8.0.130.0090.00013.41
8.0.120.0040.00416.90
8.0.110.0040.00416.72
8.0.100.0040.00416.96
8.0.90.0000.00716.77
8.0.80.0080.00816.92
8.0.70.0030.00516.90
8.0.60.0000.00816.92
8.0.50.0050.00216.78
8.0.30.0080.00816.99
8.0.20.0100.00917.40
8.0.10.0000.00716.86
8.0.00.0100.00716.52
7.4.330.0000.00515.55
7.4.320.0000.00616.44
7.4.300.0000.00616.52
7.4.290.0030.00316.32
7.4.280.0070.00016.44
7.4.270.0040.00416.43
7.4.260.0040.00216.48
7.4.250.0050.00316.34
7.4.240.0080.00016.54
7.4.230.0040.00416.62
7.4.220.0100.00616.39
7.4.210.0130.00616.63
7.4.200.0030.00316.32
7.4.160.0100.00516.31
7.4.150.0110.00617.40
7.4.140.0180.00917.86
7.4.130.0090.00916.50
7.4.120.0100.00916.43
7.4.110.0040.01216.40
7.4.100.0120.00916.50
7.4.90.0070.01016.33
7.4.80.0100.01019.39
7.4.70.0160.00316.53
7.4.60.0120.00616.46
7.4.50.0140.00316.34
7.4.40.0140.00316.58
7.4.30.0110.00816.32
7.4.00.0090.00614.66
7.3.330.0000.00513.08
7.3.320.0050.00013.19
7.3.310.0000.00716.09
7.3.300.0000.00716.14
7.3.290.0050.01216.23
7.3.280.0120.00816.26
7.3.270.0090.00917.40
7.3.260.0090.00916.37
7.3.250.0090.01216.18
7.3.240.0090.01116.32
7.3.230.0100.00716.51
7.3.210.0160.00016.22
7.3.200.0090.00616.25
7.3.190.0140.00316.39
7.3.180.0130.01016.42
7.3.170.0090.01116.31
7.3.160.0120.00916.70
7.2.330.0110.00616.91
7.2.320.0070.01016.59
7.2.310.0070.01016.56
7.2.300.0140.00716.78
7.2.290.0090.01016.80
7.2.60.0030.01217.04
7.2.50.0100.00317.18
7.1.200.0080.00816.01
7.1.70.0090.01317.16
7.1.60.0110.00717.09
7.1.50.0130.00716.72
7.1.40.0030.00716.70
7.1.30.0080.00816.63
7.1.20.0070.01916.85
7.1.10.0050.00716.63
7.1.00.0000.01216.84
7.0.200.0000.01116.76
7.0.190.0130.00316.63
7.0.180.0000.01216.63
7.0.170.0070.00716.63
7.0.160.0090.01216.63
7.0.150.0130.00416.63
7.0.140.0080.00816.63
7.0.130.0060.00916.63
7.0.120.0030.00916.63
7.0.110.0040.00416.63
7.0.100.0080.00416.63
7.0.90.0000.01116.63
7.0.80.0060.00616.63
7.0.70.0050.00716.63
7.0.60.0000.01216.63
7.0.50.0120.00816.65
7.0.40.0080.00416.63
7.0.30.0060.00816.63
7.0.20.0080.00416.63
7.0.10.0080.00516.63
7.0.00.0050.00216.63
5.6.300.0130.06220.61
5.6.290.0130.06020.65
5.6.280.0000.04620.95
5.6.270.0000.04720.94
5.6.260.0000.04720.82
5.6.250.0030.04520.94
5.6.240.0000.05020.69
5.6.230.0040.04720.66
5.6.220.0040.04320.77
5.6.210.0000.05320.78
5.6.200.0060.04720.89
5.6.190.0160.04020.61
5.6.180.0030.04820.88
5.6.170.0040.07820.90
5.6.160.0000.06220.79
5.6.150.0030.09320.77
5.6.140.0130.07720.80
5.6.130.0150.03520.78
5.6.120.0130.03820.88
5.6.110.0070.04620.89
5.6.100.0100.08120.65
5.6.90.0030.04820.77
5.6.80.0030.04320.29
5.6.70.0040.04920.29
5.6.60.0150.03120.09
5.6.50.0070.03920.29
5.6.40.0070.04420.14
5.6.30.0040.04320.25
5.6.20.0070.04020.20
5.6.10.0070.04420.05
5.6.00.0060.04119.97

preferences:
50.46 ms | 401 KiB | 5 Q