3v4l.org

run code in 300+ PHP versions simultaneously
<?php mb_regex_encoding('UTF-8'); $value = "text"; echo mb_ereg(chr(0xf0), $value), "\n"; echo mb_ereg(chr(0xe2), $value), "\n";

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)
8.3.60.0140.00318.43
8.3.50.0100.00616.18
8.3.40.0110.00718.65
8.3.30.0110.00418.61
8.3.20.0060.00318.71
8.3.10.0060.00323.57
8.3.00.0040.00422.34
8.2.180.0110.00425.92
8.2.170.0000.01518.87
8.2.160.0030.01022.96
8.2.150.0050.00325.66
8.2.140.0080.00024.66
8.2.130.0060.00326.16
8.2.120.0080.00019.36
8.2.110.0060.00319.10
8.2.100.0080.00417.78
8.2.90.0090.00017.91
8.2.80.0000.00817.97
8.2.70.0030.00617.75
8.2.60.0040.00418.05
8.2.50.0060.00318.07
8.2.40.0000.00718.16
8.2.30.0070.00018.06
8.2.20.0040.00418.05
8.2.10.0030.00319.43
8.2.00.0000.00817.44
8.1.280.0070.01125.92
8.1.270.0040.00423.91
8.1.260.0070.00726.35
8.1.250.0040.00428.09
8.1.240.0110.00023.76
8.1.230.0110.00020.88
8.1.220.0050.00317.74
8.1.210.0000.00818.93
8.1.200.0030.00617.22
8.1.190.0030.00517.11
8.1.180.0030.00618.10
8.1.170.0040.00418.39
8.1.160.0070.00018.92
8.1.150.0000.00718.89
8.1.140.0040.00422.10
8.1.130.0000.00817.45
8.1.120.0000.00717.30
8.1.110.0000.00717.50
8.1.100.0040.00417.43
8.1.90.0040.00417.36
8.1.80.0000.00717.46
8.1.70.0030.00317.43
8.1.60.0040.00417.59
8.1.50.0040.00417.44
8.1.40.0000.00817.55
8.1.30.0040.00417.51
8.1.20.0000.00817.48
8.1.10.0080.00017.59
8.1.00.0080.00017.36
8.0.300.0000.00719.86
8.0.290.0040.00416.75
8.0.280.0000.00718.45
8.0.270.0040.00417.21
8.0.260.0000.00616.94
8.0.250.0070.00017.04
8.0.240.0000.00716.99
8.0.230.0000.00717.02
8.0.220.0030.00316.87
8.0.210.0000.00716.96
8.0.200.0000.00717.00
8.0.190.0080.00016.90
8.0.180.0030.00516.99
8.0.170.0030.00516.95
8.0.160.0050.00516.96
8.0.150.0070.00316.81
8.0.140.0000.00716.81
8.0.130.0030.00313.34
8.0.120.0070.00316.94
8.0.110.0050.00316.82
8.0.100.0050.00217.05
8.0.90.0070.00016.86
8.0.80.0090.01016.96
8.0.70.0120.00716.89
8.0.60.0140.00716.88
8.0.50.0080.01116.87
8.0.30.0090.00917.11
8.0.20.0100.01017.29
8.0.10.0030.01317.05
8.0.00.0100.00916.93
7.4.330.0000.00415.55
7.4.320.0000.00616.61
7.4.300.0000.00616.42
7.4.290.0030.00316.45
7.4.280.0000.00816.59
7.4.270.0000.00716.61
7.4.260.0000.00716.48
7.4.250.0000.00716.55
7.4.240.0040.00416.51
7.4.230.0030.00316.62
7.4.220.0040.00416.71
7.4.210.0090.00816.52
7.4.200.0090.00616.48
7.4.190.0060.00916.59
7.4.180.0060.00916.55
7.4.160.0100.00916.54
7.4.150.0060.00916.59
7.4.140.0080.01017.64
7.4.130.0120.00416.50
7.4.120.0110.00716.49
7.4.110.0120.00316.43
7.4.100.0100.00716.44
7.4.90.0060.01216.48
7.4.80.0090.00917.95
7.4.70.0100.00616.50
7.4.60.0070.00816.46
7.4.50.0060.00816.55
7.4.40.0040.01116.40
7.4.30.0090.00516.39
7.4.20.0120.00316.55
7.4.10.0070.00716.45
7.4.00.0080.00715.88
7.3.330.0000.00613.03
7.3.320.0030.00313.05
7.3.310.0000.00716.12
7.3.300.0040.00416.30
7.3.290.0030.01316.30
7.3.280.0090.00816.29
7.3.270.0090.00616.23
7.3.260.0110.00716.35
7.3.250.0080.00816.25
7.3.240.0080.01016.31
7.3.230.0110.00516.23
7.3.220.0030.01316.13
7.3.210.0080.00816.34
7.3.200.0040.01316.22
7.3.190.0130.00316.27
7.3.180.0060.01016.20
7.3.170.0100.00616.26
7.3.160.0120.00616.25
7.3.150.0090.00616.07
7.3.140.0110.00416.11
7.3.130.0070.00716.11
7.3.120.0030.01216.24
7.3.110.0030.01116.05
7.3.100.0060.00916.13
7.3.90.0040.01116.42
7.3.80.0060.01016.27
7.3.70.0100.00316.19
7.3.60.0070.00716.26
7.3.50.0090.00516.37
7.3.40.0060.01316.34
7.3.30.0060.00916.38
7.3.20.0120.00316.39
7.3.10.0080.00716.35
7.3.00.0040.00916.30
7.2.340.0190.00616.22
7.2.330.0130.00716.28
7.2.320.0120.01316.29
7.2.310.0170.00616.41
7.2.300.0100.01016.51
7.2.290.0230.00816.41
7.2.280.0060.01916.18
7.2.270.0150.01116.29
7.2.260.0180.01016.14
7.2.250.0160.01016.25
7.2.240.0150.01116.24
7.2.230.0140.01016.31
7.2.220.0180.00916.29
7.2.210.0110.01616.20
7.2.200.0220.00516.37
7.2.190.0160.01016.30
7.2.180.0180.00916.29
7.2.170.0200.00516.45
7.2.160.0170.00916.37
7.2.150.0460.00616.37
7.2.140.0190.00616.39
7.2.130.0120.00916.63
7.2.120.0160.00616.56
7.2.110.1030.01015.98
7.2.100.0700.01316.00
7.2.90.1490.00916.10
7.2.80.1490.00715.99
7.2.70.1440.00916.00
7.2.60.0950.01016.09
7.2.50.1200.00916.10
7.2.40.0710.00715.89
7.2.30.0280.00616.02
7.2.20.0400.01016.00
7.2.10.0150.00716.02
7.2.00.0260.00716.21
7.1.330.0150.00715.50
7.1.320.0130.01015.52
7.1.310.0100.01315.43
7.1.300.0250.00015.52
7.1.290.0160.00615.52
7.1.280.0220.00315.55
7.1.270.0170.00615.54
7.1.260.0170.00815.55
7.1.250.0080.01015.59
7.1.240.0180.01015.57
7.1.230.1880.00814.64
7.1.220.1830.00514.48
7.1.210.2140.01214.53
7.1.200.3220.00314.58
7.1.190.2440.00514.61
7.1.180.2150.00114.62
7.1.170.2290.00814.54
7.1.160.3310.00614.63
7.1.150.1840.00814.62
7.1.140.0750.00814.63
7.1.130.2060.00914.61
7.1.120.0480.01114.55
7.1.110.0180.01014.59
7.1.100.1200.00914.70
7.1.90.0890.00514.55
7.1.80.0280.00614.64
7.1.70.0220.00814.43
7.1.60.0700.00923.56
7.1.50.0540.01423.68
7.1.40.0660.01123.72
7.1.30.0970.00623.64
7.1.20.0480.00923.74
7.1.10.0330.00214.53
7.1.00.0380.01014.54
7.0.330.0180.00616.84
7.0.320.0170.01416.91
7.0.310.3170.01415.18
7.0.300.2080.00815.17
7.0.290.2360.01015.02
7.0.280.0560.00615.05
7.0.270.2250.01115.25
7.0.260.1600.00115.24
7.0.250.1410.00915.32
7.0.240.0990.00615.37
7.0.230.0230.00315.41
7.0.220.0580.01014.42
7.0.210.0530.00714.33
7.0.200.0530.00814.25
7.0.190.0220.00614.28
7.0.180.0530.00914.35
7.0.170.0320.01415.34
7.0.160.0370.00715.20
7.0.150.0110.01115.30
7.0.140.0440.01215.33
7.0.130.0500.00815.22
7.0.120.0530.00815.34
7.0.110.0600.00015.24
7.0.100.0570.00315.16
7.0.90.0490.00815.17
7.0.80.0480.01015.05
7.0.70.0600.00715.14
7.0.60.0390.01115.14
7.0.50.0280.00315.31
7.0.40.0480.01015.29
7.0.30.0670.00515.21
7.0.20.0400.00515.19
7.0.10.0400.00715.14
7.0.00.0690.00515.29
5.6.400.0130.01015.72
5.6.390.0100.01315.82
5.6.380.0150.00714.90
5.6.370.0180.01014.97
5.6.360.0170.00914.99
5.6.350.0130.01114.90
5.6.340.0060.01515.10
5.6.330.0090.01314.98
5.6.320.0110.01015.03
5.6.310.0110.01114.90
5.6.300.0170.00715.00
5.6.290.0130.00814.89
5.6.280.0150.00715.03
5.6.270.0150.00814.89
5.6.260.0120.01314.97
5.6.250.0220.00914.79
5.6.240.0140.00614.90
5.6.230.0160.00814.93
5.6.220.0130.00914.87
5.6.210.0140.00814.99
5.6.200.0120.00915.05
5.6.190.0140.01014.86
5.6.180.0130.00915.00
5.6.170.0150.00815.10
5.6.160.0120.00715.00
5.6.150.0110.00914.87
5.6.140.0100.01215.11
5.6.130.0090.01315.12
5.6.120.0160.00515.01
5.6.110.0170.00715.07
5.6.100.0140.00914.89
5.6.90.0150.00614.85
5.6.80.0100.01114.87
5.6.70.0130.00614.98
5.6.60.0170.00515.03
5.6.50.0120.00615.38
5.6.40.0120.00715.00
5.6.30.0070.01114.90
5.6.20.0150.00714.89
5.6.10.0120.00814.91
5.6.00.0120.00914.84

preferences:
58.5 ms | 400 KiB | 5 Q