3v4l.org

run code in 300+ PHP versions simultaneously
<?php preg_match('/^[A-Z]+$/i', "abcAbc^Xyz", $m); echo "4. "; var_dump($m);

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)
8.3.60.0070.01116.75
8.3.50.0070.01116.71
8.3.40.0090.00918.80
8.3.30.0120.00318.84
8.3.20.0040.00420.13
8.3.10.0050.00323.57
8.3.00.0080.00020.95
8.2.180.0120.00618.31
8.2.170.0070.00722.96
8.2.160.0060.00922.21
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00422.21
8.2.120.0080.00026.35
8.2.110.0090.00021.93
8.2.100.0080.00317.84
8.2.90.0030.00518.98
8.2.80.0050.00317.97
8.2.70.0090.00017.63
8.2.60.0000.00917.92
8.2.50.0000.00818.10
8.2.40.0060.00320.64
8.2.30.0080.00020.91
8.2.20.0000.00718.00
8.2.10.0050.00217.82
8.2.00.0040.00418.05
8.1.280.0030.01225.92
8.1.270.0040.00423.92
8.1.260.0080.00026.35
8.1.250.0040.00428.09
8.1.240.0030.00623.92
8.1.230.0040.00719.10
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0030.00617.35
8.1.190.0030.00717.13
8.1.180.0000.00918.10
8.1.170.0100.00018.68
8.1.160.0000.00718.92
8.1.150.0040.00418.74
8.1.140.0000.00819.52
8.1.130.0000.00718.77
8.1.120.0050.00217.52
8.1.110.0040.00417.50
8.1.100.0050.00217.51
8.1.90.0040.00417.45
8.1.80.0000.00717.39
8.1.70.0030.00317.39
8.1.60.0040.00417.65
8.1.50.0040.00417.53
8.1.40.0000.00717.44
8.1.30.0040.00417.51
8.1.20.0030.00617.50
8.1.10.0080.00017.49
8.1.00.0080.00017.40
8.0.300.0060.00318.77
8.0.290.0040.00416.75
8.0.280.0000.00818.30
8.0.270.0050.00317.24
8.0.260.0000.00616.79
8.0.250.0060.00016.96
8.0.240.0080.00016.91
8.0.230.0040.00416.98
8.0.220.0030.00316.79
8.0.210.0040.00416.86
8.0.200.0030.00316.94
8.0.190.0030.00616.97
8.0.180.0000.00716.94
8.0.170.0030.00316.91
8.0.160.0070.00016.93
8.0.150.0080.00016.78
8.0.140.0030.00316.86
8.0.130.0030.00313.28
8.0.120.0040.00416.90
8.0.110.0050.00316.93
8.0.100.0040.00416.86
8.0.90.0070.00016.75
8.0.80.0100.00616.89
8.0.70.0040.00416.78
8.0.60.0040.00416.77
8.0.50.0020.00516.93
8.0.30.0080.00917.11
8.0.20.0090.01217.40
8.0.10.0040.00416.88
8.0.00.0100.00716.69
7.4.330.0020.00215.55
7.4.320.0000.00616.43
7.4.300.0040.00416.66
7.4.290.0000.00716.59
7.4.280.0050.00316.64
7.4.270.0000.00716.59
7.4.260.0030.00313.36
7.4.250.0040.00416.55
7.4.240.0000.00816.59
7.4.230.0030.00316.57
7.4.220.0040.01416.66
7.4.210.0060.00916.71
7.4.200.0000.00716.37
7.4.160.0100.00716.67
7.4.150.0120.00617.40
7.4.140.0140.00617.86
7.4.130.0090.00916.59
7.4.120.0120.00716.63
7.4.110.0100.00616.73
7.4.100.0110.00716.43
7.4.90.0100.00716.59
7.4.80.0110.00719.39
7.4.70.0100.00716.57
7.4.60.0100.00816.61
7.4.50.0000.01616.44
7.4.40.0090.00616.49
7.4.30.0100.00716.48
7.4.00.0050.01014.99
7.3.330.0030.00313.18
7.3.320.0030.00313.16
7.3.310.0030.00316.35
7.3.300.0040.00416.27
7.3.290.0090.00716.28
7.3.280.0090.00716.27
7.3.270.0000.01717.40
7.3.260.0060.01116.46
7.3.250.0090.01316.40
7.3.240.0130.00416.54
7.3.230.0060.01216.43
7.3.210.0120.00616.67
7.3.200.0140.00416.65
7.3.190.0100.00716.50
7.3.180.0000.02016.69
7.3.170.0100.00616.49
7.3.160.0110.00416.28
7.3.120.0130.00615.08
7.3.110.0040.01415.13
7.3.100.0030.00714.75
7.3.90.0090.00314.85
7.3.80.0060.00614.76
7.3.70.0110.00314.54
7.3.60.0090.00314.75
7.3.50.0000.00914.88
7.3.40.0000.01214.65
7.3.30.0070.00714.82
7.3.20.0060.00916.84
7.3.10.0050.00716.49
7.3.00.0070.00916.81
7.2.330.0050.01416.51
7.2.320.0040.01316.59
7.2.310.0050.01116.43
7.2.300.0160.01016.52
7.2.290.0100.00616.61
7.2.250.0110.00715.14
7.2.240.0070.01415.14
7.2.230.0060.00615.17
7.2.220.0030.01215.20
7.2.210.0100.00714.86
7.2.200.0060.01015.04
7.2.190.0060.00315.00
7.2.180.0070.00715.22
7.2.170.0090.00414.85
7.2.130.0030.01316.84
7.2.120.0120.00416.58
7.2.110.0110.00516.83
7.2.100.0070.00717.11
7.2.90.0030.01417.01
7.2.80.0000.01616.96
7.2.70.0090.00317.11
7.2.60.0070.00516.91
7.2.50.0020.01417.11
7.2.40.0110.01116.73
7.2.30.0100.00417.16
7.2.20.0040.01016.92
7.2.10.0100.00416.80
7.2.00.0020.01118.10
7.1.330.0090.00615.93
7.1.320.0030.01415.66
7.1.310.0030.01315.74
7.1.300.0030.01015.98
7.1.290.0030.00715.83
7.1.280.0040.01115.85
7.1.270.0140.00015.90
7.1.260.0060.00916.07
7.1.250.0170.00416.03
7.1.200.0030.01015.70
7.1.100.0040.00818.66
7.1.70.0030.01017.37
7.1.60.0500.01733.21
7.1.50.0670.00733.07
7.1.40.0330.01732.52
7.1.30.0500.02733.04
7.1.20.0430.01733.03
7.1.10.0370.00314.80
7.1.00.0330.00314.94
7.0.200.0300.00714.98
7.0.190.0300.01015.01
7.0.180.0230.01014.43
7.0.170.0400.01014.52
7.0.160.0230.01014.66
7.0.150.0300.01014.44
7.0.140.0230.01314.63
7.0.130.0300.00714.82
7.0.120.0330.00314.79
7.0.110.0370.01714.83
7.0.100.0470.00714.50
7.0.90.0270.01314.71
7.0.80.0630.00714.81
7.0.70.0270.01014.47
7.0.60.0270.01014.48
7.0.50.0300.01314.60
7.0.40.0300.00714.75
7.0.30.0270.00715.01
7.0.20.0230.01314.62
7.0.10.0270.01014.91
7.0.00.0330.00714.88

preferences:
48.51 ms | 400 KiB | 5 Q