3v4l.org

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

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)
8.3.60.0140.00316.50
8.3.50.0070.01016.48
8.3.40.0140.00718.73
8.3.30.0140.00018.81
8.3.20.0080.00020.04
8.3.10.0040.00421.73
8.3.00.0040.00420.95
8.2.180.0140.00418.16
8.2.170.0140.00022.96
8.2.160.0100.00322.30
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0020.00522.16
8.2.120.0040.00426.35
8.2.110.0000.00920.45
8.2.100.0100.00317.72
8.2.90.0080.00019.09
8.2.80.0000.00817.97
8.2.70.0000.00817.38
8.2.60.0050.00318.04
8.2.50.0040.00418.10
8.2.40.0000.00822.12
8.2.30.0080.00019.05
8.2.20.0000.00717.89
8.2.10.0030.00518.02
8.2.00.0040.00417.90
8.1.280.0060.00925.92
8.1.270.0090.00023.96
8.1.260.0050.00226.35
8.1.250.0000.00828.09
8.1.240.0060.00320.81
8.1.230.0110.00019.15
8.1.220.0060.00317.74
8.1.210.0040.00418.77
8.1.200.0050.00517.10
8.1.190.0000.00917.10
8.1.180.0070.00018.10
8.1.170.0030.00618.46
8.1.160.0030.00518.83
8.1.150.0030.00620.47
8.1.140.0040.00419.45
8.1.130.0000.00718.73
8.1.120.0050.00317.36
8.1.110.0040.00417.30
8.1.100.0050.00317.31
8.1.90.0050.00217.33
8.1.80.0030.00417.32
8.1.70.0000.00817.23
8.1.60.0030.00517.42
8.1.50.0000.00817.41
8.1.40.0000.00717.40
8.1.30.0080.00017.41
8.1.20.0000.00817.48
8.1.10.0000.00717.43
8.1.00.0000.00717.34
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0050.00218.36
8.0.270.0040.00417.11
8.0.260.0030.00716.79
8.0.250.0000.00716.94
8.0.240.0040.00416.82
8.0.230.0000.00716.77
8.0.220.0030.00516.79
8.0.210.0000.00716.78
8.0.200.0030.00516.80
8.0.190.0000.00916.78
8.0.180.0040.00416.80
8.0.170.0030.00416.89
8.0.160.0040.00416.68
8.0.150.0030.00316.67
8.0.140.0040.00416.68
8.0.130.0000.00713.27
8.0.120.0070.00016.77
8.0.110.0000.00716.64
8.0.100.0040.00416.71
8.0.90.0070.00016.71
8.0.80.0120.01216.76
8.0.70.0000.00716.76
8.0.60.0040.00416.80
8.0.50.0000.00716.76
8.0.30.0100.00716.87
8.0.20.0070.01117.40
8.0.10.0070.00016.98
8.0.00.0000.01716.70
7.4.330.0050.00015.55
7.4.320.0060.00016.36
7.4.300.0030.00316.34
7.4.290.0000.00716.27
7.4.280.0040.00416.27
7.4.270.0030.00316.38
7.4.260.0000.00816.46
7.4.250.0030.00316.43
7.4.240.0000.00716.47
7.4.230.0000.00716.46
7.4.220.0120.00616.39
7.4.210.0050.01016.42
7.4.200.0040.00416.33
7.4.160.0090.00816.36
7.4.150.0180.00317.40
7.4.140.0100.00917.86
7.4.130.0160.00416.47
7.4.120.0140.00616.39
7.4.110.0090.00916.38
7.4.100.0080.01116.39
7.4.90.0070.01116.39
7.4.80.0130.00319.39
7.4.70.0060.00916.43
7.4.60.0030.01416.51
7.4.50.0110.00016.23
7.4.40.0100.00716.36
7.4.30.0090.01216.32
7.4.00.0100.00614.68
7.3.330.0060.00013.07
7.3.320.0060.00013.06
7.3.310.0040.00416.23
7.3.300.0040.00416.18
7.3.290.0080.00816.14
7.3.280.0050.01016.18
7.3.270.0100.00517.40
7.3.260.0080.00916.35
7.3.250.0100.00916.31
7.3.240.0070.01016.25
7.3.230.0060.01016.21
7.3.210.0070.01016.57
7.3.200.0120.00416.27
7.3.190.0060.00916.24
7.3.180.0090.00616.48
7.3.170.0140.00716.25
7.3.160.0040.01216.13
7.3.120.0100.00614.74
7.3.110.0090.00614.62
7.3.100.0060.00914.62
7.3.90.0060.01014.48
7.3.80.0060.00614.82
7.3.70.0030.01014.40
7.3.60.0030.01314.70
7.3.50.0080.00514.78
7.3.40.0040.01114.70
7.3.30.0100.00014.38
7.3.20.0070.00716.26
7.3.10.0070.00716.54
7.3.00.0040.01116.38
7.2.330.0110.00616.59
7.2.320.0100.00716.34
7.2.310.0140.00316.32
7.2.300.0070.01016.31
7.2.290.0100.00716.32
7.2.240.0030.01214.89
7.2.230.0060.00614.76
7.2.220.0040.01414.70
7.2.210.0060.00914.86
7.2.200.0040.01214.73
7.2.190.0070.01014.93
7.2.180.0030.01014.84
7.2.170.0100.00614.62
7.2.160.0090.00614.75
7.2.150.0030.01116.83
7.2.140.0080.00416.44
7.2.130.0060.00616.64
7.2.120.0090.00616.57
7.2.110.0080.00516.61
7.2.100.0040.00816.55
7.2.90.0030.01016.72
7.2.80.0070.01016.60
7.2.70.0090.00616.78
7.2.60.0060.00916.71
7.2.50.0060.00516.67
7.2.40.0140.00316.81
7.2.30.0100.01216.59
7.2.20.0010.01016.62
7.2.10.0080.00916.64
7.2.00.0110.00417.50
7.1.330.0070.01015.43
7.1.320.0080.00415.52
7.1.310.0100.00315.76
7.1.300.0060.00915.70
7.1.290.0080.00815.27
7.1.280.0100.00315.62
7.1.270.0030.01315.43
7.1.260.0030.01015.62
7.1.250.0070.00515.68
7.1.200.0060.00615.76
7.1.100.0000.01117.87
7.1.70.0000.00817.17
7.1.60.0630.01333.13
7.1.50.0570.00332.72
7.1.40.0570.00732.35
7.1.30.0500.01332.52
7.1.20.0530.01332.53
7.1.10.0400.00714.62
7.1.00.0570.01014.88
7.0.200.0430.00714.90
7.0.190.0370.01314.74
7.0.180.0400.00714.13
7.0.170.0370.01314.20
7.0.160.0370.01014.25
7.0.150.0370.01014.21
7.0.140.0770.01314.38
7.0.130.0400.00714.55
7.0.120.0470.00314.64
7.0.110.0370.01014.23
7.0.100.0430.00714.29
7.0.90.0400.01014.36
7.0.80.0500.01314.29
7.0.70.0400.01014.34
7.0.60.0430.00714.03
7.0.50.0400.01014.36
7.0.40.0330.01314.42
7.0.30.0430.00314.39
7.0.20.0430.00314.47
7.0.10.0400.00714.37
7.0.00.0330.01314.60

preferences:
51.82 ms | 401 KiB | 5 Q