3v4l.org

run code in 300+ PHP versions simultaneously
<?php $i = 1; if ( preg_match('~^\d{3}$~', "123", $match) ) echo $i++, ') ', $match[0], PHP_EOL; // 123 if ( preg_match('~^\d{3}$~', "123\n", $match) ) echo $i++, ') ', $match[0], PHP_EOL; // 123 (et pourtant ce n'est pas la fin de la chaîne) // même comportement si je modifie la séquence de nouvelle ligne par défaut if ( preg_match('~(*CR)^\d{3}$~', "123\r", $match) ) echo $i++, ') ', $match[0], PHP_EOL; // 123 if ( preg_match('~(*CRLF)^\d{3}$~', "123\r\n", $match) ) echo $i++, ') ', $match[0], PHP_EOL; // 123 if ( preg_match('~(*NUL)^\d{3}$~', "123\x00", $match) ) echo $i++, ') ', $match[0], PHP_EOL; // 123 if ( preg_match('~(*ANY)^\d{3}$~', "123\x85", $match) ) echo $i++, ') ', $match[0], PHP_EOL; // 123

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)
8.5.10.0130.00716.78
8.5.00.0120.00920.19
8.4.150.0020.00014.05
8.4.140.0130.01617.77
8.4.130.0120.00817.70
8.4.120.0120.00720.74
8.4.110.0130.00818.95
8.4.100.0130.00518.63
8.4.90.0160.00518.57
8.4.80.0080.00318.00
8.4.70.0110.00718.20
8.4.60.0050.00318.82
8.4.50.0140.00817.77
8.4.40.0100.01017.70
8.4.30.0100.01020.14
8.4.20.0080.00019.64
8.4.10.0080.01219.63
8.3.280.0110.01118.50
8.3.270.0120.00716.63
8.3.260.0120.00816.59
8.3.250.0090.00918.67
8.3.240.0070.00416.60
8.3.230.0100.00616.43
8.3.220.0140.00517.27
8.3.210.0130.00618.28
8.3.200.0070.00216.79
8.3.190.0110.00717.27
8.3.180.0140.00418.18
8.3.170.0090.00619.05
8.3.160.0110.00718.50
8.3.150.0080.00016.81
8.3.140.0040.00416.67
8.3.130.0110.00716.85
8.3.120.0040.00419.16
8.3.110.0090.00020.94
8.3.100.0090.00024.06
8.3.90.0050.00326.77
8.3.80.0110.00419.36
8.3.70.0160.00316.75
8.3.60.0070.01416.88
8.3.50.0130.00723.66
8.3.40.0200.00019.22
8.3.30.0120.00319.09
8.3.20.0040.00424.18
8.3.10.0000.00824.66
8.3.00.0050.00326.16
8.2.290.0100.00920.30
8.2.280.0130.00720.48
8.2.270.0100.01017.00
8.2.260.0030.01517.03
8.2.250.0150.00416.57
8.2.240.0100.00618.80
8.2.230.0060.00322.58
8.2.220.0030.00637.54
8.2.210.0120.00626.77
8.2.200.0030.00618.88
8.2.190.0080.00817.00
8.2.180.0100.00725.92
8.2.170.0110.00318.92
8.2.160.0090.00622.96
8.2.150.0000.00725.66
8.2.140.0100.00724.66
8.2.130.0040.00426.16
8.2.120.0040.00421.09
8.2.110.0120.00021.01
8.2.100.0040.00817.92
8.2.90.0040.00419.17
8.2.80.0030.00517.97
8.2.70.0000.00817.88
8.2.60.0000.00818.03
8.2.50.0080.00018.07
8.2.40.0040.00419.90
8.2.30.0070.00018.07
8.2.20.0030.00518.23
8.2.10.0040.00419.16
8.2.00.0020.00519.17
8.1.330.0100.01022.07
8.1.320.0150.00516.66
8.1.310.0090.00916.77
8.1.300.0060.00316.56
8.1.290.0030.00630.84
8.1.280.0110.00325.92
8.1.270.0070.00023.99
8.1.260.0060.00326.35
8.1.250.0040.00428.09
8.1.240.0040.00423.98
8.1.230.0080.00417.83
8.1.220.0040.00417.79
8.1.210.0050.00518.77
8.1.200.0000.00917.48
8.1.190.0080.00017.23
8.1.180.0030.00618.10
8.1.170.0000.00818.69
8.1.160.0080.00018.79
8.1.150.0040.00418.79
8.1.140.0000.00718.92
8.1.130.0030.00320.21
8.1.120.0000.00717.59
8.1.110.0000.00717.48
8.1.100.0030.00617.56
8.1.90.0040.00417.52
8.1.80.0040.00417.58
8.1.70.0000.00817.41
8.1.60.0040.00417.69
8.1.50.0060.00317.63
8.1.40.0000.00717.51
8.1.30.0030.00517.60
8.1.20.0030.00617.73
8.1.10.0000.00817.66
8.1.00.0030.00617.73
8.0.300.0050.00318.77
8.0.290.0040.00417.00
8.0.280.0040.00418.45
8.0.270.0000.00818.17
8.0.260.0060.00018.48
8.0.250.0070.00017.13
8.0.240.0030.00317.04
8.0.230.0030.00317.05
8.0.220.0070.00016.99
8.0.210.0000.00717.01
8.0.200.0070.00016.95
8.0.190.0040.00417.05
8.0.180.0050.00216.92
8.0.170.0100.00016.92
8.0.160.0040.00417.02
8.0.150.0000.00716.82
8.0.140.0050.00316.94
8.0.130.0030.00313.43
8.0.120.0050.00216.97
8.0.110.0000.00816.98
8.0.100.0050.00317.04
8.0.90.0000.00816.88
8.0.80.0040.01016.98
8.0.70.0040.00416.95
8.0.60.0000.00816.91
8.0.50.0030.00316.98
8.0.30.0080.00817.50
8.0.20.0120.01617.01
8.0.10.0040.00417.03
8.0.00.0140.01116.76
7.4.330.0020.00215.55
7.4.320.0030.00316.68
7.4.300.0040.00416.69
7.4.290.0080.00016.68
7.4.280.0040.00416.75
7.4.270.0050.00216.77
7.4.260.0030.00313.43
7.4.250.0000.00716.57
7.4.240.0000.00816.60
7.4.230.0000.00816.75
7.4.220.0040.00316.77
7.4.210.0070.00916.72
7.4.200.0000.00716.73
7.4.130.0130.00516.76
7.4.120.0100.01316.70
7.4.110.0120.00916.57
7.4.100.0080.00816.64
7.4.90.0140.00316.80
7.4.80.0130.00619.39
7.4.70.0130.00316.80
7.4.60.0060.01216.64
7.4.50.0110.00716.34
7.4.40.0090.00916.67
7.4.30.0240.02416.80
7.4.20.0260.02316.58
7.4.10.0120.00616.65
7.4.00.0180.01816.49
7.3.330.0000.00716.43
7.3.320.0000.00613.34
7.3.310.0000.00716.56
7.3.300.0000.00716.55
7.3.290.0090.00716.49
7.3.280.0070.01116.53
7.3.260.0160.00516.51
7.3.240.0090.00916.61
7.3.230.0100.00716.56
7.3.210.0090.00916.52
7.3.200.0120.00916.77
7.3.190.0110.00616.73
7.3.180.0090.00916.72
7.3.170.0090.00916.63
7.3.160.0160.00916.70
7.3.150.0260.02016.74
7.3.140.0240.03016.68
7.3.130.0090.00916.43
7.3.120.0080.01116.58
7.3.110.0090.00616.62
7.3.100.0070.01016.56
7.3.90.0060.01216.43
7.3.80.0130.00916.63
7.3.70.0100.00716.57
7.3.60.0110.00716.52
7.3.50.0140.00316.59
7.3.40.0030.01616.50
7.3.30.0070.01416.52
7.3.20.0120.00816.63
7.3.10.0260.02216.55
7.3.00.0090.00916.51
7.2.330.0080.01116.77
7.2.320.0120.00916.88
7.2.310.0090.00916.71
7.2.300.0030.01416.76
7.2.290.0030.02116.78
7.2.280.0240.02616.58
7.2.270.0250.01316.66
7.2.260.0130.00816.71
7.2.250.0040.01216.91
7.2.240.0070.01116.87
7.2.230.0090.00916.85
7.2.220.0080.00916.85
7.2.210.0140.00316.81
7.2.200.0070.01016.61
7.2.190.0090.00816.60
7.2.180.0150.00316.64
7.2.170.0000.01916.70
7.2.160.0000.01716.72
7.2.150.0160.00316.71
7.2.140.0190.00016.96
7.2.130.0060.01216.75
7.2.120.0040.01516.75
7.2.110.0150.00616.71
7.2.100.0130.00516.89
7.2.90.0100.01216.82
7.2.80.0470.00918.46
7.2.70.0140.00318.69
7.2.60.0110.00618.69
7.2.50.0120.00618.37
7.2.40.0070.01118.51
7.2.30.0090.00918.65
7.2.20.0090.01318.79
7.2.10.0060.01918.66
7.2.00.0090.01218.48

preferences:
45.39 ms | 403 KiB | 5 Q