3v4l.org

run code in 300+ PHP versions simultaneously
<?php var_dump( preg_match( '//u', "\xf4\x90\xbf\xbf" ) );

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)
8.3.60.0120.00316.50
8.3.50.0130.00517.39
8.3.40.0100.00618.71
8.3.30.0040.01118.84
8.3.20.0060.00318.73
8.3.10.0120.00618.73
8.3.00.0050.00319.51
8.2.180.0040.01116.38
8.2.170.0140.00022.96
8.2.160.0090.00619.02
8.2.150.0130.00324.18
8.2.140.0080.00024.66
8.2.130.0070.00726.16
8.2.120.0130.00621.12
8.2.110.0080.00421.18
8.2.100.0130.00317.82
8.2.90.0060.00317.63
8.2.80.0000.00818.67
8.2.70.0070.00317.63
8.2.60.0060.00317.80
8.2.50.0090.00018.07
8.2.40.0060.00318.16
8.2.30.0070.00317.76
8.2.20.0000.00917.71
8.2.10.0050.00217.77
8.2.00.0060.00317.65
8.1.280.0100.00325.92
8.1.270.0040.00423.99
8.1.260.0080.00026.35
8.1.250.0070.00028.09
8.1.240.0050.00519.27
8.1.230.0070.00417.64
8.1.220.0080.00017.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0030.00517.35
8.1.180.0050.00318.10
8.1.170.0080.00018.62
8.1.160.0030.00318.98
8.1.150.0000.00818.77
8.1.140.0000.00717.38
8.1.130.0040.00417.39
8.1.120.0000.00717.49
8.1.110.0090.00017.48
8.1.100.0060.00317.43
8.1.90.0070.00017.36
8.1.80.0030.00317.36
8.1.70.0030.00317.33
8.1.60.0050.00317.53
8.1.50.0000.00917.37
8.1.40.0050.00517.45
8.1.30.0040.00417.63
8.1.20.0040.00417.57
8.1.10.0040.00417.43
8.1.00.0030.00617.45
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00818.27
8.0.270.0000.00717.03
8.0.260.0030.00316.89
8.0.250.0000.00717.05
8.0.240.0050.00316.95
8.0.230.0000.00716.91
8.0.220.0000.00716.97
8.0.210.0030.00316.87
8.0.200.0040.00417.07
8.0.190.0000.00717.00
8.0.180.0000.00916.97
8.0.170.0000.00816.88
8.0.160.0020.00517.05
8.0.150.0080.00016.96
8.0.140.0050.00816.88
8.0.130.0030.00513.45
8.0.120.0060.00316.77
8.0.110.0000.00717.02
8.0.100.0080.00016.93
8.0.90.0040.00417.00
8.0.80.0030.01216.89
8.0.70.0070.00016.83
8.0.60.0000.00816.92
8.0.50.0040.00417.00
8.0.30.0160.00017.28
8.0.20.0100.00916.98
8.0.10.0040.00417.00
8.0.00.0130.00716.83
7.4.330.0050.00013.13
7.4.320.0030.00316.45
7.4.300.0000.00616.51
7.4.290.0030.00316.48
7.4.280.0030.00516.72
7.4.270.0000.00716.57
7.4.260.0030.00313.42
7.4.250.0090.00016.71
7.4.240.0000.00716.73
7.4.230.0070.00016.62
7.4.220.0110.00716.61
7.4.210.0070.00716.68
7.4.200.0000.00816.61
7.4.190.0070.00016.53
7.4.160.0090.00616.54
7.4.150.0130.00316.34
7.4.140.0070.01016.48
7.4.130.0120.00916.66
7.4.120.0110.00616.41
7.4.110.0100.00716.41
7.4.100.0070.01016.70
7.4.90.0090.00916.71
7.4.80.0060.01319.39
7.4.70.0130.00316.54
7.4.60.0100.00716.42
7.4.50.0050.00016.32
7.4.40.0140.00316.43
7.4.30.0100.00716.48
7.4.00.0060.00914.97
7.3.330.0000.00613.18
7.3.320.0050.00313.16
7.3.310.0040.00416.42
7.3.300.0060.00016.38
7.3.290.0110.00616.29
7.3.280.0120.00516.33
7.3.270.0030.01416.30
7.3.260.0000.01716.25
7.3.250.0230.02116.47
7.3.240.0170.00016.61
7.3.230.0100.00716.31
7.3.210.0080.00816.58
7.3.200.0000.01816.49
7.3.190.0140.00316.27
7.3.180.0090.00916.70
7.3.170.0100.00616.38
7.3.160.0090.00816.28
7.3.120.0030.01614.91
7.3.110.0150.00414.68
7.3.100.0130.00315.05
7.3.90.0110.00414.88
7.3.80.0030.00714.87
7.3.70.0100.00614.89
7.3.60.0070.00714.92
7.3.50.0000.01114.92
7.3.40.0000.01614.83
7.3.30.0030.00714.92
7.3.20.0040.00716.77
7.3.10.0040.01116.36
7.3.00.0110.00316.66
7.2.330.0070.01016.52
7.2.320.0030.01316.41
7.2.310.0120.00916.74
7.2.300.0080.00816.34
7.2.290.0060.01116.63
7.2.240.0130.00714.97
7.2.230.0030.01315.03
7.2.220.0070.00414.73
7.2.210.0000.01515.00
7.2.200.0100.00714.89
7.2.190.0110.00414.95
7.2.180.0030.01015.08
7.2.170.0040.01114.90
7.2.160.0080.00315.00
7.2.150.0070.00716.89
7.2.140.0060.01016.86
7.2.130.0000.01416.55
7.2.120.0110.00416.77
7.2.110.0080.00816.78
7.2.100.0000.01016.72
7.2.90.0090.00616.90
7.2.80.0030.01416.69
7.2.70.0100.00716.83
7.2.60.0070.01116.75
7.2.50.0140.00316.86
7.2.40.0000.01016.68
7.2.30.0000.01616.86
7.2.20.0060.00316.86
7.2.10.0040.00417.10
7.2.00.0030.00917.94
7.1.330.0070.00716.01
7.1.320.0100.00315.73
7.1.310.0040.01115.99
7.1.300.0070.00715.81
7.1.290.0040.00815.72
7.1.280.0030.01415.96
7.1.270.0030.00615.95
7.1.260.0000.01315.90
7.1.250.0030.00815.91
7.1.100.0060.00618.45
7.1.70.0070.00317.31
7.1.60.0070.01819.30
7.1.50.0030.02016.76
7.1.00.0070.06322.32
7.0.200.0050.00316.41
7.0.140.0070.07322.09
7.0.120.0000.07022.02
7.0.60.0100.08319.91
7.0.50.0030.04717.89
7.0.40.0100.08720.13
7.0.30.0230.04720.18
7.0.20.0300.07320.23
7.0.10.0030.08720.13
7.0.00.0000.09020.34
5.6.280.0000.07321.11
5.6.210.0130.06020.68
5.6.200.0130.07718.21
5.6.190.0170.06320.48
5.6.180.0230.07720.57
5.6.170.0270.08320.52
5.6.160.0030.08320.50
5.6.150.0170.07018.09
5.6.140.0130.07318.20
5.6.130.0030.05318.07
5.6.120.0100.07721.14
5.6.110.0100.08321.09
5.6.100.0100.06021.09
5.6.90.0070.06720.96
5.6.80.0030.04020.36
5.6.70.3900.04020.39
5.5.350.0330.06020.45
5.5.340.0030.08317.96
5.5.330.0030.05020.13
5.5.320.0370.07720.37
5.5.310.0330.06720.32
5.5.300.0100.08017.91
5.5.290.0130.07317.92
5.5.280.0070.08320.86
5.5.270.0070.06320.88
5.5.260.0070.07320.95
5.5.250.0100.07020.61
5.5.240.3430.04720.18
5.4.450.0030.08319.41
5.4.440.0070.04719.13
5.4.430.0070.05019.11
5.4.420.0130.08019.40
5.4.410.0130.08019.02
5.4.400.0100.07319.09
5.4.390.0130.07319.15
5.4.380.0130.06719.14
5.4.370.0100.06718.79
5.4.360.0030.07019.18
5.4.350.0000.08319.08
5.4.340.0100.06719.11
5.4.320.0030.07719.18
5.4.310.0000.06319.11
5.4.300.0170.06718.80
5.4.290.0030.07319.18
5.4.280.0070.06018.82
5.4.270.0070.06318.95
5.4.260.0030.06718.78
5.4.250.0030.07719.18
5.4.240.0030.05019.17
5.4.230.0170.06018.79
5.4.220.0100.07318.91
5.4.210.0030.04718.99
5.4.200.0130.07318.78
5.4.190.0030.08019.16
5.4.180.0070.07719.08
5.4.170.0030.08019.16
5.4.160.0030.04019.15
5.4.150.0030.05718.77
5.4.140.0070.07316.20
5.4.130.0130.02716.23
5.4.120.0100.04316.34
5.4.110.0070.06016.15
5.4.100.0100.06716.43
5.4.90.0070.07016.36
5.4.80.0100.04316.35
5.4.70.0070.04316.34
5.4.60.0070.07316.24
5.4.50.0070.05316.30
5.4.40.0100.03716.38
5.4.30.0000.06016.36
5.4.20.0070.07016.21
5.4.10.0130.03016.40
5.4.00.0030.03715.92
5.3.290.0030.05314.75
5.3.280.0000.05014.53
5.3.270.0070.04314.48
5.3.260.0070.04314.50
5.3.250.0000.07314.42
5.3.240.0070.07714.54
5.3.230.0070.08014.49
5.3.220.0170.06714.38
5.3.210.0100.07714.48
5.3.200.0100.07014.49
5.3.190.0170.06714.65
5.3.180.0030.06314.57
5.3.170.0030.07714.50
5.3.160.0130.07014.45
5.3.150.0030.06014.50
5.3.140.0070.07314.49
5.3.130.0070.08014.53
5.3.120.0100.06714.50
5.3.110.0130.04714.48
5.3.100.0070.05014.12
5.3.90.0030.04013.94
5.3.80.0030.03714.10
5.3.70.0070.04013.80
5.3.60.0100.03013.93
5.3.50.0070.07713.90
5.3.40.0100.05013.88
5.3.30.0030.08013.83
5.3.20.0100.06313.61
5.3.10.0030.04013.47
5.3.00.0000.04013.47
5.2.170.0070.03011.02
5.2.160.0070.06011.12
5.2.150.0030.05711.30
5.2.140.0100.06011.08
5.2.130.0170.05311.05
5.2.120.0030.05011.06
5.2.110.0070.03011.06
5.2.100.0030.02711.09
5.2.90.0100.03310.92
5.2.80.0100.05311.05
5.2.70.0070.05011.02
5.2.60.0070.02711.02
5.2.50.0000.05310.84
5.2.40.0000.03711.00
5.2.30.0070.04310.89
5.2.20.0030.03710.93
5.2.10.0100.05310.76
5.2.00.0070.03310.66
5.1.60.0000.03010.03
5.1.50.0070.0539.89
5.1.40.0030.0479.98
5.1.30.0030.04710.29
5.1.20.0000.06310.50
5.1.10.0100.04710.12
5.1.00.0070.0479.96
5.0.50.0000.0478.51
5.0.40.0070.0408.47
5.0.30.0030.0638.12
5.0.20.0030.0378.21
5.0.10.0100.0408.13
5.0.00.0070.0478.14
4.4.90.0030.0178.00
4.4.80.0000.0238.00
4.4.70.0100.0278.00
4.4.60.0100.0278.00
4.4.50.0000.0308.00
4.4.40.0000.0278.00
4.4.30.0030.0378.00
4.4.20.0030.0338.00
4.4.10.0000.0308.00
4.4.00.0000.0438.00
4.3.110.0030.0378.00
4.3.100.0030.0308.00
4.3.90.0070.0178.00
4.3.80.0030.0378.00
4.3.70.0070.0308.00
4.3.60.0070.0338.00
4.3.50.0030.0378.00
4.3.40.0100.0438.00
4.3.30.0000.0308.00
4.3.20.0000.0378.00
4.3.10.0000.0378.00
4.3.00.0000.0278.00

preferences:
49.22 ms | 401 KiB | 5 Q