3v4l.org

run code in 300+ PHP versions simultaneously
<?php $contents = "Start Test, the data follows.<br><br>\n"; echo "\n<br><br>The data is about to be passed to preg_match(). If you do not see the word 'Success' after this line, the program has crashed.<br>\n"; $truefalsetest=preg_match('%^(?: [\x09\x0A\x0D\x20-\x7E] # ASCII | [\xC2-\xDF][\x80-\xBF] # non-overlong 2-byte | \xE0[\xA0-\xBF][\x80-\xBF] # excluding overlongs | [\xE1-\xEC\xEE\xEF][\x80-\xBF]{2} # straight 3-byte | \xED[\x80-\x9F][\x80-\xBF] # excluding surrogates | \xF0[\x90-\xBF][\x80-\xBF]{2} # planes 1-3 | [\xF1-\xF3][\x80-\xBF]{3} # planes 4-15 | \xF4[\x80-\x8F][\x80-\xBF]{2} # plane 16 )*$%xs', $contents); echo "Success. Return value of preg_match() = $truefalsetest."; ?>

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)
8.3.70.0150.00318.20
8.3.60.0090.00918.31
8.3.50.0060.00822.12
8.3.40.0110.00418.79
8.3.30.0040.01118.93
8.3.20.0060.01220.13
8.3.10.0050.00323.66
8.3.00.0050.00322.39
8.2.180.0070.00716.50
8.2.170.0110.00422.96
8.2.160.0100.00722.44
8.2.150.0090.00024.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0040.00419.48
8.2.110.0100.00022.37
8.2.100.0060.00618.00
8.2.90.0030.00519.10
8.2.80.0050.00317.97
8.2.70.0040.00417.88
8.2.60.0060.00318.03
8.2.50.0080.00018.07
8.2.40.0040.00418.22
8.2.30.0000.00718.15
8.2.20.0050.00217.79
8.2.10.0000.00819.74
8.2.00.0040.00417.77
8.1.280.0110.00425.92
8.1.270.0030.00622.06
8.1.260.0050.00326.35
8.1.250.0030.00628.09
8.1.240.0050.00523.96
8.1.230.0090.00319.16
8.1.220.0000.00817.74
8.1.210.0000.00818.77
8.1.200.0030.00617.35
8.1.190.0060.00317.51
8.1.180.0040.00418.10
8.1.170.0050.00518.62
8.1.160.0000.00721.98
8.1.150.0090.00018.72
8.1.140.0000.00817.52
8.1.130.0000.00917.86
8.1.120.0050.00217.57
8.1.110.0060.00317.57
8.1.100.0050.00317.51
8.1.90.0030.00517.44
8.1.80.0000.00717.54
8.1.70.0000.00717.55
8.1.60.0040.00417.57
8.1.50.0000.00817.57
8.1.40.0080.00017.55
8.1.30.0040.00417.69
8.1.20.0000.00917.66
8.1.10.0000.00717.71
8.1.00.0040.00417.50
8.0.300.0070.00018.77
8.0.290.0070.00017.05
8.0.280.0020.00518.46
8.0.270.0000.00717.25
8.0.260.0030.00316.92
8.0.250.0030.00317.12
8.0.240.0040.00417.08
8.0.230.0000.00716.98
8.0.220.0030.00317.05
8.0.210.0030.00317.09
8.0.200.0070.00017.11
8.0.190.0040.00417.13
8.0.180.0000.00717.10
8.0.170.0000.00816.96
8.0.160.0000.00816.91
8.0.150.0040.00416.97
8.0.140.0050.00217.03
8.0.130.0050.00013.43
8.0.120.0080.00017.05
8.0.110.0050.00316.96
8.0.100.0050.00317.11
8.0.90.0040.00416.95
8.0.80.0170.00316.98
8.0.70.0000.00717.00
8.0.60.0000.00717.00
8.0.50.0040.00416.86
8.0.30.0120.00717.34
8.0.20.0120.00617.40
8.0.10.0040.00416.94
8.0.00.0110.00816.96
7.4.330.0050.00015.04
7.4.320.0000.00616.62
7.4.300.0030.00716.77
7.4.290.0070.00016.69
7.4.280.0000.00816.64
7.4.270.0000.00716.80
7.4.260.0070.00016.76
7.4.250.0000.00816.73
7.4.240.0000.00716.71
7.4.230.0060.00016.56
7.4.220.0100.01316.80
7.4.210.0080.00616.79
7.4.200.0000.00716.64
7.4.190.0030.00316.78
7.4.160.0040.01216.58
7.4.150.0070.01017.40
7.4.140.0130.00717.86
7.4.130.0120.00516.68
7.4.120.0090.00916.81
7.4.110.0110.01116.62
7.4.100.0130.01316.73
7.4.90.0120.00616.76
7.4.80.0120.00616.60
7.4.70.0090.00816.71
7.4.60.0100.00716.66
7.4.50.0000.00416.68
7.4.40.0130.00322.77
7.4.30.0090.00916.50
7.4.00.0070.00715.08
7.3.330.0000.00513.20
7.3.320.0030.00313.26
7.3.310.0000.00716.22
7.3.300.0030.00316.27
7.3.290.0070.00716.31
7.3.280.0080.00916.33
7.3.270.0120.00617.40
7.3.260.0070.01016.68
7.3.250.0070.01116.33
7.3.240.0000.02216.48
7.3.230.0100.00716.70
7.3.210.0100.00716.53
7.3.200.0060.01219.39
7.3.190.0060.01616.34
7.3.180.0000.02116.31
7.3.170.0100.00616.38
7.3.160.0140.00316.76
7.3.120.0030.01414.90
7.2.330.0100.00716.80
7.2.320.0130.00916.75
7.2.310.0040.01316.74
7.2.300.0110.00716.59
7.2.290.0150.00916.76
7.2.00.0040.00819.73
7.1.200.0090.00616.12
7.1.100.0040.01118.07
7.1.70.0000.00917.08
7.1.60.0090.01519.24
7.1.50.0110.01117.11
7.1.00.0070.07322.38
7.0.200.0080.00317.02
7.0.140.0000.07722.07
7.0.100.0130.06320.07
7.0.90.0200.04020.00
7.0.80.0030.04719.87
7.0.70.0130.04319.86
7.0.60.0100.04020.00
7.0.50.0030.05020.29
7.0.40.0070.04020.19
7.0.30.0030.05020.09
7.0.20.0070.07320.05
7.0.10.0030.04320.12
7.0.00.0030.04320.08
5.6.280.0100.06720.99
5.6.250.0100.06020.82
5.6.240.0100.04320.60
5.6.230.0100.06020.51
5.6.220.0000.04720.66
5.6.210.0030.04320.64
5.6.200.0000.04721.11
5.6.190.0070.05721.07
5.6.180.0000.04321.18
5.6.170.0070.03720.89
5.6.160.0030.04321.01
5.6.150.0000.04721.11
5.6.140.0070.04020.95
5.6.130.0070.04021.10
5.6.120.0070.04020.96
5.6.110.0070.03321.02
5.6.100.0000.04721.09
5.6.90.0000.03721.02
5.6.80.0030.03720.44
5.6.70.0000.04720.39
5.6.60.0030.04320.41
5.6.50.0100.03320.46
5.6.40.0000.04320.52
5.6.30.0130.02720.45
5.6.20.0000.04320.38
5.6.10.0030.03320.30
5.6.00.0000.05720.46
5.5.380.0070.04020.45
5.5.370.0030.04320.44
5.5.360.0030.04720.38
5.5.350.0000.04720.39
5.5.340.0070.04020.61
5.5.330.0100.03320.74
5.5.320.0000.04320.76
5.5.310.0100.07720.83
5.5.300.0030.06720.88
5.5.290.0200.03320.87
5.5.280.0030.04320.80
5.5.270.0030.04320.91
5.5.260.0030.04020.79
5.5.250.0030.04020.74
5.5.240.0000.04320.32
5.5.230.0070.03720.18
5.5.220.0030.04020.11
5.5.210.0030.04020.16
5.5.200.0100.03020.16
5.5.190.0000.04320.25
5.5.180.0000.04319.99
5.5.160.0070.03020.20
5.5.150.0030.05020.22
5.5.140.0100.03720.23
5.5.130.0030.08020.18
5.5.120.0100.04020.14
5.5.110.0030.04020.17
5.5.100.0070.08319.98
5.5.90.0130.06020.12
5.5.80.0170.03720.07
5.5.70.0100.05720.00
5.5.60.0030.06320.14
5.5.50.0070.04020.15
5.5.40.0030.06320.07
5.5.30.0130.07319.99
5.5.20.0070.05720.15
5.5.10.0070.07720.04
5.5.00.0100.07320.03
5.4.450.0030.04019.34
5.4.440.0030.04019.45
5.4.430.0030.03319.40
5.4.420.0030.04319.37
5.4.410.0030.03719.25
5.4.400.0030.04019.23
5.4.390.0030.04718.84
5.4.380.0070.03319.13
5.4.370.0100.03018.93
5.4.360.0070.03719.10
5.4.350.0000.04019.09
5.4.340.0030.04018.84
5.4.320.0070.04318.84
5.4.310.0070.03319.06
5.4.300.0070.07318.86
5.4.290.0070.06719.00
5.4.280.0030.06718.97
5.4.270.0030.04018.95
5.4.260.0170.06319.17
5.4.250.0000.04019.13
5.4.240.0170.06319.07
5.4.230.0030.08318.83
5.4.220.0030.07018.98
5.4.210.0100.05718.99
5.4.200.0100.07718.81
5.4.190.0070.07319.16
5.4.180.0130.07019.08
5.4.170.0070.03319.11
5.4.160.0070.07019.05
5.4.150.0130.04719.26
5.4.140.0100.06716.30
5.4.130.0200.05316.38
5.4.120.0000.07016.39
5.4.110.0130.03316.23
5.4.100.0030.03716.30
5.4.90.0130.06716.29
5.4.80.0030.06716.27
5.4.70.0030.05016.26
5.4.60.0130.06016.27
5.4.50.0100.03316.23
5.4.40.0070.07016.46
5.4.30.0070.07016.28
5.4.20.0070.04316.34
5.4.10.0000.08716.35
5.4.00.0000.08015.83
5.3.290.0070.03714.64
5.3.280.0070.03314.46
5.3.270.0170.07014.57
5.3.260.0030.07014.62
5.3.250.0030.07314.64
5.3.240.0100.06714.45
5.3.230.0100.03014.56
5.3.220.0070.07014.43
5.3.210.0030.04714.59
5.3.200.0030.07314.61
5.3.190.0100.05314.57
5.3.180.0130.06314.61
5.3.170.0070.07314.61
5.3.160.0000.04014.52
5.3.150.0000.06014.62
5.3.140.0030.06014.60
5.3.130.0130.05714.46
5.3.120.0100.08014.45
5.3.110.0100.06314.59
5.3.100.0030.07713.91
5.3.90.0030.07714.03
5.3.80.0070.05313.81
5.3.70.0100.06314.04
5.3.60.0030.07714.00
5.3.50.0070.05313.95
5.3.40.0070.04713.97
5.3.30.0100.07013.89
5.3.20.0030.03713.72
5.3.10.0100.06313.67
5.3.00.0100.06013.53
5.2.170.0070.04311.09
5.2.160.0100.03711.19
5.2.150.0000.06711.17
5.2.140.0070.05011.03
5.2.130.0030.06011.13
5.2.120.0070.05711.05
5.2.110.0070.05711.11
5.2.100.0130.04011.00
5.2.90.0100.07310.98
5.2.80.0030.06311.08
5.2.70.0030.06310.91
5.2.60.0030.06311.08
5.2.50.0070.05311.09
5.2.40.0030.06311.00
5.2.30.0030.03011.00
5.2.20.0000.03010.85
5.2.10.0070.05710.98
5.2.00.0070.05710.72
5.1.60.0070.0439.85
5.1.50.0070.05010.05
5.1.40.0030.0439.98
5.1.30.0030.05010.42
5.1.20.0030.04710.38
5.1.10.0000.0579.97
5.1.00.0070.03010.16
5.0.50.0030.0408.66
5.0.40.0000.0408.31
5.0.30.0030.0378.32
5.0.20.0030.0338.22
5.0.10.0000.0438.27
5.0.00.0000.0378.23
4.4.90.0070.0338.08
4.4.80.0000.0208.08
4.4.70.0000.0308.08
4.4.60.0070.0338.08
4.4.50.0000.0238.08
4.4.40.0070.0508.08
4.4.30.0000.0278.08
4.4.20.0000.0408.08
4.4.10.0030.0338.08
4.4.00.0070.0508.08
4.3.110.0000.0278.08
4.3.100.0030.0278.08
4.3.90.0000.0178.08
4.3.80.0070.0408.08
4.3.70.0000.0208.08
4.3.60.0030.0178.08
4.3.50.0000.0378.08
4.3.40.0000.0478.08
4.3.30.0070.0308.08
4.3.20.0000.0308.08
4.3.10.0030.0338.08
4.3.00.0000.0208.08

preferences:
61.21 ms | 401 KiB | 5 Q