3v4l.org

run code in 300+ PHP versions simultaneously
<?php $value = 'a, moder php framework.= is a must 1234'; $output = preg_replace('/^[a-zA-z\d]/', '_', $value); echo $output;

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)
8.3.60.0040.01716.75
8.3.50.0100.01016.60
8.3.40.0110.00418.85
8.3.30.0150.00618.97
8.3.20.0080.00020.21
8.3.10.0000.00823.66
8.3.00.0040.00420.97
8.2.180.0070.00718.79
8.2.170.0090.01222.96
8.2.160.0070.00722.44
8.2.150.0000.00824.18
8.2.140.0040.00424.66
8.2.130.0040.00422.30
8.2.120.0070.00026.35
8.2.110.0000.01020.14
8.2.100.0080.00317.91
8.2.90.0000.00919.15
8.2.80.0050.00317.97
8.2.70.0030.00517.88
8.2.60.0060.00317.91
8.2.50.0090.00018.10
8.2.40.0000.00822.32
8.2.30.0050.00219.25
8.2.20.0110.00017.93
8.2.10.0000.00818.08
8.2.00.0030.00618.11
8.1.280.0090.00925.92
8.1.270.0070.00023.79
8.1.260.0050.00326.35
8.1.250.0040.00428.09
8.1.240.0090.00020.89
8.1.230.0000.01119.16
8.1.220.0040.00417.74
8.1.210.0060.00318.77
8.1.200.0060.00317.25
8.1.190.0030.00617.10
8.1.180.0000.00818.10
8.1.170.0060.00318.71
8.1.160.0000.00719.07
8.1.150.0000.00820.63
8.1.140.0000.00719.54
8.1.130.0070.00018.84
8.1.120.0040.00417.55
8.1.110.0040.00417.60
8.1.100.0040.00417.56
8.1.90.0000.00717.50
8.1.80.0040.00417.50
8.1.70.0030.00317.44
8.1.60.0040.00417.65
8.1.50.0080.00017.61
8.1.40.0000.00817.61
8.1.30.0000.00817.63
8.1.20.0040.00417.71
8.1.10.0000.00817.67
8.1.00.0040.00417.45
8.0.300.0040.00418.77
8.0.290.0000.00716.75
8.0.280.0000.00818.37
8.0.270.0070.00017.27
8.0.260.0000.00616.92
8.0.250.0070.00017.09
8.0.240.0030.00517.00
8.0.230.0030.00317.07
8.0.220.0000.00716.98
8.0.210.0070.00016.86
8.0.200.0090.00016.98
8.0.190.0060.00317.04
8.0.180.0040.00416.88
8.0.170.0000.00817.01
8.0.160.0040.00416.87
8.0.150.0080.00316.82
8.0.140.0000.00716.92
8.0.130.0020.00813.39
8.0.120.0000.00816.99
8.0.110.0000.00816.95
8.0.100.0040.00417.03
8.0.90.0040.00416.77
8.0.80.0060.01216.98
8.0.70.0000.00716.96
8.0.60.0030.00516.97
8.0.50.0040.00416.83
8.0.30.0070.01217.31
8.0.20.0080.01117.40
8.0.10.0040.00416.96
8.0.00.0170.00017.08
7.4.330.0000.00515.55
7.4.320.0000.00616.57
7.4.300.0030.00316.56
7.4.290.0000.00816.74
7.4.280.0040.00416.73
7.4.270.0040.00416.63
7.4.260.0000.00716.62
7.4.250.0040.00416.64
7.4.240.0030.00316.65
7.4.230.0030.00316.86
7.4.220.0070.01016.79
7.4.210.0060.00916.82
7.4.200.0040.00416.78
7.4.160.0100.00616.81
7.4.150.0060.01317.40
7.4.140.0150.00417.86
7.4.130.0130.00916.59
7.4.120.0150.00616.65
7.4.110.0090.00916.72
7.4.100.0070.01016.62
7.4.90.0060.01016.76
7.4.80.0090.00919.39
7.4.70.0090.01316.64
7.4.60.0090.00816.55
7.4.50.0110.00416.53
7.4.40.0040.01216.59
7.4.30.0140.00716.53
7.4.00.0000.01715.25
7.3.330.0000.00613.20
7.3.320.0030.00313.19
7.3.310.0040.00416.27
7.3.300.0000.00716.29
7.3.290.0070.00916.38
7.3.280.0090.00816.34
7.3.270.0150.00317.40
7.3.260.0120.00616.60
7.3.250.0100.01216.45
7.3.240.0100.00716.43
7.3.230.0070.01516.67
7.3.210.0110.00516.56
7.3.200.0130.01316.47
7.3.190.0060.01116.62
7.3.180.0090.00616.59
7.3.170.0060.00916.58
7.3.160.0090.00616.40
7.2.330.0120.00716.87
7.2.320.0130.00916.84
7.2.310.0000.01816.68
7.2.300.0130.00916.71
7.2.290.0080.00816.65
7.2.60.0060.00816.86
7.2.00.0000.01219.48
7.1.200.0100.00915.89
7.1.100.0050.00218.42
7.1.70.0130.00017.48
7.1.60.0370.00733.36
7.1.50.0300.01333.09
7.1.40.0330.01332.77
7.1.30.0370.01032.59
7.1.20.0370.01032.95
7.1.10.0230.01014.82
7.1.00.0330.00315.04
7.0.200.0230.00714.93
7.0.190.0270.00715.11
7.0.180.0230.01314.60
7.0.170.0270.00714.52
7.0.160.0270.01014.46
7.0.150.0270.00714.57
7.0.140.0200.01314.65
7.0.130.0270.00714.74
7.0.120.0230.01014.74
7.0.110.0330.00314.74
7.0.100.0330.01014.61
7.0.90.0330.00714.48
7.0.80.0300.00714.67
7.0.70.0270.01014.78
7.0.60.0330.01014.68
7.0.50.1170.01014.96
7.0.40.0300.01014.94
7.0.30.0330.01015.04
7.0.20.0300.01014.66
7.0.10.0470.01314.85
7.0.00.0770.00714.73

preferences:
30.06 ms | 400 KiB | 5 Q