3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '[Salut] [toi][,] [ça] [va] [?]'; preg_match('/\[.*\]/', $string, $new_string); var_dump($new_string);

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)
8.3.60.0100.01418.43
8.3.50.0110.00821.99
8.3.40.0060.01218.92
8.3.30.0000.01519.15
8.3.20.0030.00520.31
8.3.10.0040.00421.90
8.3.00.0040.00419.14
8.2.180.0100.00618.25
8.2.170.0120.00322.96
8.2.160.0090.00620.29
8.2.150.0030.00524.18
8.2.140.0040.00424.66
8.2.130.0050.00326.16
8.2.120.0080.00019.77
8.2.110.0060.00319.30
8.2.100.0070.00417.91
8.2.90.0080.00019.70
8.2.80.0000.00817.97
8.2.70.0080.00017.77
8.2.60.0040.00418.09
8.2.50.0080.00018.10
8.2.40.0000.00820.59
8.2.30.0040.00419.24
8.2.20.0040.00417.74
8.2.10.0050.00217.88
8.2.00.0040.00417.69
8.1.280.0070.01125.92
8.1.270.0000.00818.70
8.1.260.0050.00326.35
8.1.250.0000.00728.09
8.1.240.0060.00322.00
8.1.230.0060.00620.97
8.1.220.0050.00317.74
8.1.210.0060.00618.77
8.1.200.0070.00317.35
8.1.190.0060.00317.35
8.1.180.0040.00418.10
8.1.170.0000.00818.53
8.1.160.0000.00720.32
8.1.150.0040.00418.80
8.1.140.0000.00717.58
8.1.130.0000.00717.89
8.1.120.0020.00517.44
8.1.110.0000.00817.52
8.1.100.0000.00717.52
8.1.90.0000.00717.55
8.1.80.0000.00717.54
8.1.70.0040.00417.44
8.1.60.0000.00817.60
8.1.50.0040.00417.52
8.1.40.0030.00517.48
8.1.30.0030.00517.80
8.1.20.0040.00417.74
8.1.10.0040.00417.61
8.1.00.0070.00417.48
8.0.300.0050.00319.92
8.0.290.0000.00816.63
8.0.280.0030.00318.35
8.0.270.0000.00817.11
8.0.260.0030.00317.19
8.0.250.0050.00316.96
8.0.240.0000.00716.96
8.0.230.0030.00317.00
8.0.220.0040.00416.93
8.0.210.0040.00416.97
8.0.200.0030.00317.04
8.0.190.0040.00417.01
8.0.180.0040.00417.00
8.0.170.0030.00616.96
8.0.160.0030.00316.93
8.0.150.0060.00316.91
8.0.140.0040.00416.83
8.0.130.0060.00313.34
8.0.120.0030.00616.83
8.0.110.0050.00317.00
8.0.100.0040.00416.74
8.0.90.0040.00417.00
8.0.80.0070.00716.93
8.0.70.0000.00816.84
8.0.60.0000.00716.92
8.0.50.0000.00716.93
8.0.30.0110.01017.14
8.0.20.0080.01017.40
8.0.10.0050.00316.97
8.0.00.0040.01316.90
7.4.330.0030.00315.17
7.4.320.0040.00416.69
7.4.300.0060.00016.71
7.4.290.0030.00316.74
7.4.280.0050.00316.65
7.4.270.0070.00016.73
7.4.260.0030.00316.71
7.4.250.0040.00416.64
7.4.240.0040.00416.69
7.4.230.0040.00416.58
7.4.220.0120.00616.74
7.4.210.0100.00616.60
7.4.200.0070.00016.80
7.4.160.0080.00816.58
7.4.150.0120.00617.40
7.4.140.0050.01617.86
7.4.130.0110.00816.64
7.4.120.0040.01316.57
7.4.110.0150.00316.73
7.4.100.0160.00316.78
7.4.90.0090.00916.47
7.4.80.0140.00819.39
7.4.70.0070.01016.63
7.4.60.0040.01116.50
7.4.50.0000.00816.51
7.4.40.0040.01116.59
7.4.30.0090.00916.59
7.4.00.0070.00714.95
7.3.330.0050.00013.02
7.3.320.0000.00613.21
7.3.310.0070.00016.13
7.3.300.0000.00716.17
7.3.290.0120.00616.27
7.3.280.0110.00816.27
7.3.270.0120.00617.40
7.3.260.0210.00316.44
7.3.250.0060.01316.62
7.3.240.0040.01516.34
7.3.230.0100.01016.39
7.3.210.0130.00316.44
7.3.200.0040.01419.39
7.3.190.0030.01216.72
7.3.180.0140.00316.29
7.3.170.0080.00916.75
7.3.160.0120.00416.68
7.2.330.0060.01016.47
7.2.320.0130.01016.44
7.2.310.0170.00616.62
7.2.300.0140.00816.41
7.2.290.0060.01116.59
7.2.60.0040.00816.90
7.2.00.0030.00719.55
7.1.200.0060.01015.93
7.1.100.0070.00718.36
7.1.70.0000.00717.29
7.1.60.0040.01919.22
7.1.50.0070.00716.53
7.1.00.0000.08022.49
7.0.200.0000.00816.91
7.0.140.0000.04321.90
7.0.60.0070.08319.85
7.0.50.0000.04317.82
7.0.40.0130.08020.10
7.0.30.0200.04720.02
7.0.20.0230.08720.22
7.0.10.0030.08320.11
7.0.00.0200.07020.10
5.6.280.0000.07720.88
5.6.210.0130.07320.66
5.6.200.0130.08018.12
5.6.190.0030.05720.59
5.6.180.0270.08020.48
5.6.170.0330.07320.34
5.6.160.0070.04020.38
5.6.150.0070.04318.12
5.6.140.0130.07018.18
5.6.130.0000.06718.20
5.6.120.0000.04321.01
5.6.110.0200.07720.95
5.6.100.0030.04720.95
5.6.90.0030.04720.91
5.6.80.0070.08020.38
5.5.350.0170.08320.40
5.5.340.0070.08018.02
5.5.330.0030.09020.41
5.5.320.0230.05020.24
5.5.310.0230.04320.29
5.5.300.0130.06718.00
5.5.290.0070.08317.89
5.5.280.0000.05020.87
5.5.270.0100.06320.75
5.5.260.0130.07320.87
5.5.250.0100.04320.54
5.5.240.0070.03720.23
5.4.450.0630.06319.47
5.4.440.0630.05019.63
5.4.430.0670.04019.51
5.4.420.0070.05719.25
5.4.410.0630.04319.36
5.4.400.0670.05319.22
5.4.390.0500.05719.34
5.4.380.0270.05718.72
5.4.370.0230.07018.70
5.4.360.0230.07018.80
5.4.350.0200.07718.71
5.4.340.0200.05018.78
5.4.320.0130.06318.69
5.4.310.0270.04318.79
5.4.300.0270.04718.64
5.4.290.0130.05718.68
5.4.280.0200.05018.77
5.4.270.0200.05318.60
5.4.260.0130.05718.56
5.4.250.0300.04318.68
5.4.240.0070.06718.62
5.4.230.0100.06018.72
5.4.220.0330.04018.61
5.4.210.0170.05718.61
5.4.200.0230.05016.50
5.4.190.0230.05018.66
5.4.180.0270.05018.66
5.4.170.0270.04718.56
5.4.160.0170.05318.75
5.4.150.0330.04718.65
5.4.140.0200.05016.05
5.4.130.0130.05716.20
5.4.120.0200.04716.26
5.4.110.0100.05316.25
5.4.100.0200.06716.25
5.4.90.0370.05716.13
5.4.80.0300.04316.18
5.4.70.0200.05016.20
5.4.60.0200.06316.05
5.4.50.0270.05716.18
5.4.40.0170.07316.05
5.4.30.0130.05016.09
5.4.20.0230.05016.18
5.4.10.0300.04016.11
5.4.00.0070.06015.71
5.3.290.0300.04314.62
5.3.280.0130.05714.58
5.3.270.0100.06014.55
5.3.260.0130.06314.53
5.3.250.0200.05014.60
5.3.240.0170.05314.58
5.3.230.0170.07014.64
5.3.220.0170.05314.53
5.3.210.0200.05014.49
5.3.200.0230.04314.61
5.3.190.0170.07014.66
5.3.180.0170.05314.50
5.3.170.0230.05014.63
5.3.160.0200.05314.54
5.3.150.0070.06014.55
5.3.140.0170.05314.50
5.3.130.0230.07314.53
5.3.120.0130.07714.69
5.3.110.0230.06714.59
5.3.100.0170.06713.98
5.3.90.0270.05314.00
5.3.80.0100.07314.00
5.3.70.0270.04714.17
5.3.60.0130.05713.93
5.3.50.0300.03713.97
5.3.40.0170.05013.90
5.3.30.0300.04713.88
5.3.20.0100.07313.66
5.3.10.0270.06013.69
5.3.00.0170.05313.71
5.2.170.0100.04711.07
5.2.160.0030.05311.07
5.2.150.0170.04711.13
5.2.140.0130.04711.11
5.2.130.0130.04011.05
5.2.120.0170.03711.23
5.2.110.0230.03711.01
5.2.100.0130.04011.16
5.2.90.0130.04311.13
5.2.80.0070.04711.08
5.2.70.0000.05311.13
5.2.60.0100.04711.00
5.2.50.0170.04311.00
5.2.40.0070.05010.98
5.2.30.0230.04310.92
5.2.20.0100.05310.94
5.2.10.0200.03710.97
5.2.00.0070.04310.67
5.1.60.0200.03010.03
5.1.50.0100.03710.05
5.1.40.0130.0409.99
5.1.30.0100.05310.48
5.1.20.0130.04010.40
5.1.10.0130.03710.19
5.1.00.0170.04710.10
5.0.50.0030.0338.56
5.0.40.0070.0308.38
5.0.30.0100.0538.20
5.0.20.0070.0378.38
5.0.10.0070.0338.28
5.0.00.0030.0478.28
4.4.90.0000.0275.93
4.4.80.0170.0305.88
4.4.70.0030.0335.88
4.4.60.0070.0235.91
4.4.50.0070.0275.90
4.4.40.0030.0375.81
4.4.30.0070.0305.92
4.4.20.0030.0335.93
4.4.10.0100.0175.95
4.4.00.0070.0375.90
4.3.110.0070.0305.84
4.3.100.0030.0305.75
4.3.90.0070.0275.79
4.3.80.0130.0275.83
4.3.70.0170.0205.81
4.3.60.0070.0205.91
4.3.50.0070.0305.89
4.3.40.0070.0405.78
4.3.30.0100.0174.66
4.3.20.0030.0234.54
4.3.10.0030.0234.48
4.3.00.0130.0207.60

preferences:
50.5 ms | 401 KiB | 5 Q