3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = 'foo_3456'; echo preg_replace('/[a-z]+_(\d+)/i', '${1}', $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)
8.5.00.0130.00820.11
8.4.150.0020.00114.05
8.4.140.0120.00817.72
8.4.130.0100.01017.64
8.4.120.0040.00520.64
8.4.110.0160.00622.24
8.4.100.0070.00218.13
8.4.90.0100.00817.62
8.4.80.0050.00317.88
8.4.70.0090.00717.86
8.4.60.0110.00517.95
8.4.50.0110.01118.07
8.4.40.0070.01017.84
8.4.30.0180.00417.98
8.4.20.0070.01417.83
8.4.10.0050.00317.73
8.3.280.0120.00818.50
8.3.270.0100.00916.51
8.3.260.0130.00716.73
8.3.250.0130.00618.91
8.3.240.0100.00916.59
8.3.230.0140.00616.60
8.3.220.0130.00418.73
8.3.210.0170.00516.79
8.3.200.0100.00816.60
8.3.190.0060.00416.51
8.3.180.0070.01316.59
8.3.170.0090.00916.61
8.3.160.0100.00717.24
8.3.150.0070.01419.04
8.3.140.0090.00620.69
8.3.130.0080.00818.59
8.3.120.0040.00718.75
8.3.110.0040.00420.94
8.3.100.0130.00324.06
8.3.90.0040.01426.77
8.3.80.0060.00316.75
8.3.70.0140.00716.58
8.3.60.0170.00318.56
8.3.50.0170.00722.13
8.3.40.0100.00618.61
8.3.30.0140.00018.88
8.3.20.0100.00720.13
8.3.10.0080.00018.91
8.3.00.0040.00420.64
8.2.290.0040.00520.69
8.2.280.0150.00518.61
8.2.270.0120.00616.88
8.2.260.0150.00017.00
8.2.250.0080.00016.47
8.2.240.0100.00717.40
8.2.230.0000.00922.58
8.2.220.0150.00437.54
8.2.210.0080.00026.77
8.2.200.0070.00316.88
8.2.190.0120.00916.63
8.2.180.0150.00325.92
8.2.170.0140.00319.08
8.2.160.0130.00322.96
8.2.150.0040.00425.66
8.2.140.0030.00624.66
8.2.130.0000.00819.02
8.2.120.0050.00226.35
8.2.110.0100.00021.25
8.2.100.0060.00617.84
8.2.90.0080.00019.08
8.2.80.0030.00617.97
8.2.70.0000.00817.75
8.2.60.0000.00818.04
8.2.50.0080.00018.09
8.2.40.0040.00420.39
8.2.30.0040.00419.34
8.2.20.0030.00617.85
8.2.10.0000.00717.94
8.2.00.0050.00218.01
8.1.330.0110.00716.57
8.1.320.0130.01116.25
8.1.310.0040.00416.76
8.1.300.0090.00019.69
8.1.290.0030.00630.84
8.1.280.0120.00325.92
8.1.270.0080.00023.79
8.1.260.0080.00028.09
8.1.250.0040.00428.09
8.1.240.0040.00821.02
8.1.230.0030.00920.82
8.1.220.0030.00617.74
8.1.210.0080.00018.77
8.1.200.0000.00817.35
8.1.190.0050.00317.25
8.1.180.0040.00418.10
8.1.170.0050.00318.59
8.1.160.0030.00520.96
8.1.150.0090.00018.73
8.1.140.0000.00919.58
8.1.130.0070.00017.63
8.1.120.0040.00417.45
8.1.110.0040.00417.49
8.1.100.0070.00017.60
8.1.90.0020.00517.54
8.1.80.0050.00317.51
8.1.70.0050.00217.52
8.1.60.0090.00617.58
8.1.50.0040.00417.53
8.1.40.0000.00717.62
8.1.30.0040.00417.74
8.1.20.0000.00717.73
8.1.10.0000.00717.55
8.1.00.0040.00417.48
8.0.300.0000.00918.77
8.0.290.0000.00816.88
8.0.280.0000.00718.46
8.0.270.0070.00017.21
8.0.260.0070.00017.18
8.0.250.0070.00016.99
8.0.240.0040.00417.10
8.0.230.0030.00316.91
8.0.220.0040.00416.95
8.0.210.0050.00216.96
8.0.200.0030.00317.07
8.0.190.0000.00717.02
8.0.180.0070.00016.90
8.0.170.0040.00417.00
8.0.160.0000.00716.86
8.0.150.0000.00716.95
8.0.140.0040.00416.97
8.0.130.0060.00013.41
8.0.120.0040.00416.84
8.0.110.0050.00316.82
8.0.100.0000.00717.02
8.0.90.0000.00816.95
8.0.80.0150.00516.88
8.0.70.0000.00816.98
8.0.60.0070.00017.04
8.0.50.0000.00716.85
8.0.30.0070.01217.13
8.0.20.0110.00717.42
8.0.10.0040.00417.08
8.0.00.0060.01016.90
7.4.330.0000.00415.08
7.4.320.0000.00716.55
7.4.300.0030.00316.50
7.4.290.0000.00716.70
7.4.280.0030.00516.54
7.4.270.0030.00316.71
7.4.260.0070.00016.75
7.4.250.0000.00716.67
7.4.240.0070.00016.61
7.4.230.0080.00016.85
7.4.220.0120.00916.62
7.4.210.0110.00316.82
7.4.200.0080.00016.84
7.4.160.0120.00316.60
7.4.150.0070.01017.40
7.4.140.0110.00817.86
7.4.130.0070.01016.71
7.4.120.0030.01416.50
7.4.110.0130.00316.51
7.4.100.0090.00916.66
7.4.90.0130.00316.68
7.4.80.0130.01019.39
7.4.70.0120.00416.74
7.4.60.0140.00316.79
7.4.50.0120.00516.48
7.4.40.0100.00716.79
7.4.30.0130.00716.80
7.4.00.0020.01214.98
7.3.330.0000.00513.07
7.3.320.0000.00613.18
7.3.310.0070.00016.39
7.3.300.0070.00016.25
7.3.290.0040.01116.26
7.3.280.0090.00616.32
7.3.270.0100.00717.40
7.3.260.0080.00816.50
7.3.250.0110.00816.39
7.3.240.0120.00716.46
7.3.230.0100.00716.59
7.3.210.0140.00316.73
7.3.200.0120.00616.73
7.3.190.0100.01016.50
7.3.180.0090.00616.37
7.3.170.0060.01016.55
7.3.160.0160.00016.58
7.3.120.0060.01014.61
7.3.110.0090.00914.88
7.3.100.0060.00915.07
7.3.90.0060.00615.01
7.3.80.0090.00614.89
7.3.70.0040.01114.70
7.3.60.0040.00814.95
7.3.50.0000.00914.78
7.3.40.0030.00615.02
7.3.30.0060.01214.72
7.3.20.0040.01116.82
7.3.10.0000.01316.97
7.3.00.0080.00516.80
7.2.330.0070.01016.76
7.2.320.0140.00316.69
7.2.310.0130.00416.57
7.2.300.0100.00716.67
7.2.290.0160.00016.78
7.2.250.0070.01415.19
7.2.240.0100.01015.14
7.2.230.0090.00614.77
7.2.220.0090.00415.14
7.2.210.0000.01315.16
7.2.200.0050.00814.96
7.2.190.0070.00714.88
7.2.180.0040.00815.13
7.2.170.0000.01314.84
7.2.60.0000.01717.01
7.2.00.0070.00719.12
7.1.330.0100.00315.74
7.1.320.0040.00415.61
7.1.310.0030.00916.07
7.1.300.0030.01215.62
7.1.290.0030.00616.03
7.1.280.0030.00615.88
7.1.270.0040.01115.87
7.1.260.0030.01015.82
7.1.200.0120.00015.93
7.1.100.0030.01318.11
7.1.70.0030.00617.21
7.1.60.0100.01619.77
7.1.00.0100.07022.30
7.0.200.1460.01015.10
7.0.60.0400.05020.06
7.0.50.0070.07317.80
7.0.40.0070.06320.23
7.0.30.0230.04720.04
7.0.20.0230.05720.13
7.0.10.0070.07720.10
7.0.00.0100.08320.33
5.6.280.0070.07021.01
5.6.210.0100.06320.72
5.6.200.0070.07018.16
5.6.190.0070.04020.77
5.6.180.0230.08020.33
5.6.170.0270.05020.51
5.6.160.0030.04020.70
5.6.150.0030.04018.13
5.6.140.0030.04718.15
5.6.130.0070.04018.18
5.6.120.0000.04721.14
5.6.110.0070.08721.12
5.6.100.0170.07720.88
5.6.90.0030.04020.95
5.6.80.0000.06720.48
5.5.350.0230.08020.39
5.5.340.0030.08317.92
5.5.330.0130.04720.15
5.5.320.0200.04020.29
5.5.310.0270.06720.11
5.5.300.0030.08317.98
5.5.290.0000.04717.99
5.5.280.0130.07720.88
5.5.270.0030.04020.75
5.5.260.0070.08720.88
5.5.250.0130.07320.57
5.5.240.0300.07320.03

preferences:
167.79 ms | 403 KiB | 5 Q