3v4l.org

run code in 300+ PHP versions simultaneously
<?php echo preg_match( '/\\\/', '\\' );

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)
8.3.60.0100.01018.43
8.3.50.0120.00722.13
8.3.40.0100.00718.88
8.3.30.0070.01019.04
8.3.20.0000.00720.16
8.3.10.0060.00320.48
8.3.00.0090.00019.38
8.2.180.0130.00718.54
8.2.170.0140.00322.96
8.2.160.0000.02120.39
8.2.150.0000.00724.18
8.2.140.0040.00424.66
8.2.130.0040.00426.16
8.2.120.0080.00022.18
8.2.110.0100.00022.26
8.2.100.0090.00317.85
8.2.90.0040.00418.22
8.2.80.0000.00817.97
8.2.70.0000.00817.88
8.2.60.0040.00417.93
8.2.50.0040.00418.10
8.2.40.0050.00218.03
8.2.30.0000.00717.88
8.2.20.0000.00717.75
8.2.10.0050.00217.93
8.2.00.0040.00417.67
8.1.280.0070.01125.92
8.1.270.0090.00022.19
8.1.260.0070.00026.35
8.1.250.0050.00228.09
8.1.240.0060.00323.96
8.1.230.0060.00622.65
8.1.220.0000.00817.74
8.1.210.0080.00018.77
8.1.200.0030.00617.25
8.1.190.0050.00317.23
8.1.180.0080.00018.10
8.1.170.0050.00218.66
8.1.160.0030.00521.99
8.1.150.0000.00718.78
8.1.140.0030.00617.46
8.1.130.0000.00717.69
8.1.120.0000.00717.49
8.1.110.0000.00717.45
8.1.100.0050.00317.45
8.1.90.0070.00017.32
8.1.80.0050.00217.37
8.1.70.0000.00717.43
8.1.60.0040.00417.43
8.1.50.0040.00417.42
8.1.40.0000.00717.52
8.1.30.0030.00617.48
8.1.20.0000.00717.56
8.1.10.0040.00417.46
8.1.00.0000.00817.50
8.0.300.0060.00322.03
8.0.290.0000.00816.88
8.0.280.0040.00418.29
8.0.270.0000.00817.13
8.0.260.0000.00717.20
8.0.250.0000.00717.00
8.0.240.0030.00317.00
8.0.230.0000.00716.93
8.0.220.0040.00416.89
8.0.210.0030.00316.90
8.0.200.0000.00616.85
8.0.190.0030.00516.95
8.0.180.0040.00416.77
8.0.170.0060.00316.99
8.0.160.0030.00316.92
8.0.150.0000.00816.73
8.0.140.0000.00716.90
8.0.130.0030.00313.41
8.0.120.0080.00016.77
8.0.110.0050.00316.91
8.0.100.0040.00416.93
8.0.90.0040.00416.93
8.0.80.0120.00316.91
8.0.70.0040.00416.89
8.0.60.0030.00516.92
8.0.50.0040.00416.77
8.0.30.0140.00516.92
8.0.20.0120.00617.40
8.0.10.0030.00516.98
8.0.00.0090.00816.81
7.4.330.0020.00215.00
7.4.320.0030.00316.56
7.4.300.0070.00016.57
7.4.290.0030.00316.59
7.4.280.0030.00516.50
7.4.270.0000.00716.59
7.4.260.0040.00516.54
7.4.250.0040.00416.61
7.4.240.0040.00416.51
7.4.230.0030.00316.66
7.4.220.0000.01916.67
7.4.210.0030.01316.54
7.4.200.0070.00016.32
7.4.160.0160.00716.46
7.4.150.0100.01417.40
7.4.140.0100.00817.86
7.4.130.0110.00716.69
7.4.120.0100.01016.50
7.4.110.0030.01316.63
7.4.100.0060.01616.41
7.4.90.0110.00616.66
7.4.80.0090.01219.39
7.4.70.0070.01416.58
7.4.60.0090.00816.56
7.4.50.0040.00016.61
7.4.40.0060.01016.75
7.4.30.0140.00316.52
7.4.00.0080.00914.90
7.3.330.0000.00613.25
7.3.320.0000.00613.03
7.3.310.0070.00016.22
7.3.300.0030.00316.34
7.3.290.0100.01016.41
7.3.280.0090.00916.30
7.3.270.0150.00917.40
7.3.260.0100.00716.50
7.3.250.0070.00916.45
7.3.240.0090.01116.33
7.3.230.0130.00616.40
7.3.210.0070.01016.28
7.3.200.0080.00819.39
7.3.190.0090.01216.43
7.3.180.0100.00616.70
7.3.170.0130.00716.50
7.3.160.0040.01416.42
7.3.120.0040.01614.77
7.3.110.0040.01214.76
7.3.100.0040.00914.43
7.3.90.0100.00715.04
7.3.80.0100.00314.78
7.3.70.0120.00614.89
7.3.60.0070.00714.64
7.3.50.0060.00614.87
7.3.40.0030.00914.73
7.3.30.0040.01114.74
7.3.20.0120.00316.76
7.3.10.0050.01016.57
7.3.00.0050.01016.66
7.2.330.0180.00316.62
7.2.320.0130.00316.57
7.2.310.0030.01316.77
7.2.300.0150.00316.64
7.2.290.0100.01016.50
7.2.250.0060.00615.07
7.2.240.0110.00615.21
7.2.230.0040.01415.18
7.2.220.0040.01114.88
7.2.210.0100.00614.83
7.2.200.0070.00314.89
7.2.190.0060.00914.93
7.2.180.0090.00615.12
7.2.170.0070.01114.98
7.2.130.0070.00716.80
7.2.120.0060.00616.89
7.2.110.0040.01116.66
7.2.100.0000.00916.87
7.2.90.0080.00316.86
7.2.80.0000.01016.93
7.2.70.0040.00716.59
7.2.60.0120.00316.77
7.2.50.0000.00917.11
7.2.40.0040.01117.09
7.2.30.0060.00917.01
7.2.20.0070.00716.79
7.2.10.0110.00016.96
7.2.00.0030.01018.28
7.1.330.0090.00615.55
7.1.320.0120.00315.93
7.1.310.0070.01015.90
7.1.300.0040.01215.83
7.1.290.0030.01015.77
7.1.280.0090.00615.71
7.1.270.0040.00915.81
7.1.260.0030.00615.68
7.1.250.0060.01215.49
7.1.100.0040.00818.37
7.1.70.0000.00817.08
7.1.60.0090.01619.32
7.1.50.0130.00717.05
7.1.00.0070.07322.55
7.0.200.3420.01316.62
7.0.140.0000.07721.98
7.0.60.0100.07719.83
7.0.50.0000.04317.80
7.0.40.0130.06720.09
7.0.30.0330.07720.19
7.0.20.0470.06320.18
7.0.10.0100.07720.18
7.0.00.0170.07720.00
5.6.280.0030.07320.80
5.6.210.0100.07720.46
5.6.200.0000.08718.16
5.6.190.0070.05020.39
5.6.180.0000.04020.47
5.6.170.0230.04020.40
5.6.160.0130.07720.50
5.6.150.0100.07718.13
5.6.140.0070.08318.20
5.6.130.0070.08318.21
5.6.120.0030.04320.89
5.6.110.0030.09320.97
5.6.100.0070.06321.13
5.6.90.0070.08720.93
5.6.80.0170.07020.50
5.5.350.3870.04720.37
5.5.340.0030.04017.95
5.5.330.0100.06320.56
5.5.320.0270.07720.50
5.5.310.0230.08720.27
5.5.300.0070.07717.87
5.5.290.0070.07717.91
5.5.280.0070.08720.86
5.5.270.0070.05320.77
5.5.260.0030.04320.79
5.5.250.0130.08020.54
5.5.240.0200.03020.15
5.4.450.0400.04719.26
5.4.440.0430.03719.23
5.4.430.0500.07019.23
5.4.420.0530.07019.56
5.4.410.0530.05319.00
5.4.400.0470.07019.09
5.4.390.0530.06319.08
5.4.380.0570.07019.09
5.4.370.0530.06318.81
5.4.360.0600.03719.16
5.4.350.0570.02718.90
5.4.340.0400.05319.09
5.4.320.0400.05018.89
5.4.310.0500.06318.78
5.4.300.0500.05318.82
5.4.290.0370.04318.91
5.4.280.0500.06718.77
5.4.270.0470.05019.13
5.4.260.0500.04319.24
5.4.250.0570.06319.09
5.4.240.0530.06318.91
5.4.230.0470.06019.12
5.4.220.0400.04719.08
5.4.210.0470.04019.21
5.4.200.0400.03718.80
5.4.190.0530.06019.15
5.4.180.0500.06718.81
5.4.170.0430.06319.15
5.4.160.0530.06318.78
5.4.150.0530.05019.10
5.4.140.0470.03716.44
5.4.130.0500.04316.34
5.4.120.0470.04316.44
5.4.110.0500.06316.06
5.4.100.0530.06016.51
5.4.90.0470.06716.18
5.4.80.0470.04316.48
5.4.70.0500.06716.42
5.4.60.0530.05716.20
5.4.50.0400.07716.36
5.4.40.0530.06316.45
5.4.30.0500.05016.18
5.4.20.0530.04316.39
5.4.10.0600.05716.36
5.4.00.0500.06715.70
5.3.290.0430.04014.61
5.3.280.0300.05714.45
5.3.270.0370.04014.55
5.3.260.0530.07014.69
5.3.250.0570.07014.55
5.3.240.0500.03714.61
5.3.230.0530.06314.54
5.3.220.0570.06314.50
5.3.210.0530.04714.51
5.3.200.0530.06714.55
5.3.190.0500.05714.55
5.3.180.0570.05714.39
5.3.170.0570.06014.53
5.3.160.0530.05714.52
5.3.150.0530.05314.65
5.3.140.0500.04714.39
5.3.130.0470.04714.45
5.3.120.0570.06014.41
5.3.110.0570.05714.64
5.3.100.0470.06714.07
5.3.90.0330.04313.85
5.3.80.0470.03713.95
5.3.70.0270.04714.11
5.3.60.0430.03013.98
5.3.50.0330.03713.79
5.3.40.0370.03313.77
5.3.30.0330.03313.92
5.3.20.0470.03313.63
5.3.10.0370.03313.49
5.3.00.0430.04013.57
5.2.170.0270.03012.79
5.2.160.0270.03012.79
5.2.150.0330.03312.79
5.2.140.0300.03312.79
5.2.130.0270.02712.79
5.2.120.0270.03312.79
5.2.110.0270.02712.79
5.2.100.0300.02312.79
5.2.90.0300.02712.79
5.2.80.0300.03712.79
5.2.70.0330.02312.79
5.2.60.0300.03712.79
5.2.50.0270.03312.79
5.2.40.0270.02712.79
5.2.30.0230.03712.79
5.2.20.0230.02712.79
5.2.10.0230.02312.79
5.2.00.0270.03312.79
5.1.60.0270.02012.79
5.1.50.0270.02712.79
5.1.40.0270.02312.79
5.1.30.0170.03012.79
5.1.20.0200.02712.79
5.1.10.0300.01712.79
5.1.00.0300.02312.79
5.0.50.0130.02012.79
5.0.40.0100.02012.79
5.0.30.0070.03312.79
5.0.20.0100.02012.79
5.0.10.0130.01712.79
5.0.00.0130.02712.79
4.4.90.0100.01312.79
4.4.80.0070.01712.79
4.4.70.0100.01712.79
4.4.60.0130.01712.79
4.4.50.0100.01312.79
4.4.40.0130.02712.79
4.4.30.0130.01312.79
4.4.20.0100.01712.79
4.4.10.0130.01312.79
4.4.00.0100.02712.79
4.3.110.0100.01312.79
4.3.100.0130.01012.79
4.3.90.0100.01312.79
4.3.80.0100.02312.79
4.3.70.0100.01712.79
4.3.60.0130.01312.79
4.3.50.0130.01712.79
4.3.40.0100.02312.79
4.3.30.0070.01712.79
4.3.20.0070.01312.79
4.3.10.0070.01312.79
4.3.00.0030.01712.79

preferences:
42.66 ms | 401 KiB | 5 Q