3v4l.org

run code in 300+ PHP versions simultaneously
<?php $id="sadf"; $message=""; $rm_trash = preg_replace('#\/\*.*\*\/#U','',$id); var_dump($rm_trash); var_dump(preg_match('#^[^0-9]#',$rm_trash));

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)
8.3.60.0100.01018.55
8.3.50.0140.00721.09
8.3.40.0120.00618.79
8.3.30.0150.00018.63
8.3.20.0040.00418.82
8.3.10.0090.00020.97
8.3.00.0040.00423.52
8.2.180.0090.00916.75
8.2.170.0070.00722.96
8.2.160.0070.00720.34
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0000.00726.16
8.2.120.0040.00419.56
8.2.110.0050.00520.55
8.2.100.0070.00417.91
8.2.90.0050.00319.09
8.2.80.0030.00517.97
8.2.70.0040.00417.50
8.2.60.0040.00417.91
8.2.50.0040.00418.07
8.2.40.0000.00818.01
8.2.30.0000.00821.21
8.2.20.0000.00717.85
8.2.10.0040.00417.76
8.2.00.0040.00417.78
8.1.280.0120.00925.92
8.1.270.0080.00023.99
8.1.260.0080.00026.35
8.1.250.0030.00628.09
8.1.240.0130.00323.77
8.1.230.0030.00922.20
8.1.220.0000.00818.77
8.1.210.0060.00318.91
8.1.200.0060.00317.35
8.1.190.0040.00417.41
8.1.180.0030.00518.10
8.1.170.0060.00318.71
8.1.160.0040.00418.90
8.1.150.0000.00818.72
8.1.140.0040.00417.53
8.1.130.0070.00017.78
8.1.120.0000.00817.59
8.1.110.0000.01017.43
8.1.100.0040.00417.42
8.1.90.0030.00517.46
8.1.80.0040.00417.52
8.1.70.0030.00517.43
8.1.60.0030.00617.56
8.1.50.0080.00017.58
8.1.40.0000.00817.49
8.1.30.0000.00817.63
8.1.20.0030.00717.71
8.1.10.0040.00417.53
8.1.00.0000.00817.50
8.0.300.0000.00819.93
8.0.290.0040.00416.93
8.0.280.0030.00318.34
8.0.270.0070.00017.21
8.0.260.0060.00016.89
8.0.250.0000.00816.90
8.0.240.0000.00916.92
8.0.230.0030.00517.00
8.0.220.0030.00617.01
8.0.210.0070.00017.02
8.0.200.0030.00317.05
8.0.190.0050.00216.93
8.0.180.0000.00816.96
8.0.170.0070.00016.98
8.0.160.0050.00216.99
8.0.150.0070.00016.82
8.0.140.0000.00716.94
8.0.130.0060.00013.46
8.0.120.0030.00616.85
8.0.110.0050.00316.87
8.0.100.0040.00416.84
8.0.90.0040.00416.86
8.0.80.0100.01017.00
8.0.70.0000.00816.93
8.0.60.0030.00516.79
8.0.50.0040.00416.77
8.0.30.0110.00817.01
8.0.20.0150.00817.40
8.0.10.0020.00517.09
8.0.00.0060.01317.09
7.4.330.0030.00314.80
7.4.320.0030.00316.80
7.4.300.0060.00016.64
7.4.290.0040.00416.79
7.4.280.0000.00816.57
7.4.270.0030.00316.79
7.4.260.0030.00313.34
7.4.250.0040.00416.68
7.4.240.0000.00716.55
7.4.230.0040.00416.63
7.4.220.0060.01316.68
7.4.210.0070.00916.62
7.4.200.0040.00416.55
7.4.190.0040.00416.69
7.4.160.0120.00316.74
7.4.150.0150.00317.40
7.4.140.0070.01417.86
7.4.130.0090.00816.54
7.4.120.0100.00616.50
7.4.110.0100.00716.38
7.4.100.0130.00316.79
7.4.90.0090.00916.57
7.4.80.0030.01319.37
7.4.70.0120.00816.45
7.4.60.0040.01516.52
7.4.50.0030.00616.21
7.4.40.0000.01622.52
7.4.30.0030.01316.58
7.4.00.0070.01014.80
7.3.330.0000.00613.20
7.3.320.0060.00013.00
7.3.310.0000.00716.43
7.3.300.0000.00716.32
7.3.290.0140.00016.27
7.3.280.0100.00516.25
7.3.270.0150.00617.40
7.3.260.0080.01418.24
7.3.250.0110.01016.42
7.3.240.0030.01616.43
7.3.230.0130.00316.39
7.3.210.0060.01216.28
7.3.200.0160.00319.39
7.3.190.0070.01516.61
7.3.180.0030.01316.61
7.3.170.0140.00316.74
7.3.160.0150.00716.27
7.3.120.0070.01015.10
7.2.330.0100.00716.50
7.2.320.0090.00916.60
7.2.310.0090.00916.51
7.2.300.0110.00616.71
7.2.290.0140.00816.80
7.2.00.0040.00819.40
7.1.100.0000.01318.48
7.1.70.0000.01017.26
7.1.60.0130.01019.40
7.1.50.0140.01017.17
7.1.00.0070.06322.33
7.0.200.0000.00716.63
7.0.140.0030.07322.21
7.0.60.0000.08021.88
7.0.50.0030.08722.20
7.0.40.0070.07320.04
7.0.30.0030.08320.03
7.0.20.0100.08320.06
7.0.10.0030.08320.07
7.0.00.0100.07720.09
5.6.280.0070.07021.09
5.6.210.0000.08320.69
5.6.200.0100.05321.13
5.6.190.0000.07020.97
5.6.180.0070.07721.02
5.6.170.0030.08020.95
5.6.160.0030.08020.87
5.6.150.0200.04021.02
5.6.140.0170.04720.98
5.6.130.0030.04720.89
5.6.120.0030.03721.02
5.6.110.0070.03321.10
5.6.100.0030.04021.02
5.6.90.0070.03020.95
5.6.80.0100.03720.37
5.6.70.0100.02720.47
5.6.60.0100.03020.31
5.6.50.0070.03320.50
5.6.40.0100.02720.39
5.6.30.0030.03320.50
5.6.20.0030.04020.36
5.6.10.0070.03320.50
5.6.00.0030.04020.45
5.5.350.0070.07720.40
5.5.340.0030.06720.79
5.5.330.0070.05720.89
5.5.320.0030.08020.77
5.5.310.0000.07720.85
5.5.300.0100.04020.68
5.5.290.0070.04020.86
5.5.280.0070.04020.64
5.5.270.0070.04020.86
5.5.260.0030.04720.63
5.5.250.0030.03320.60
5.5.240.0030.04320.34
5.5.230.0070.03020.24
5.5.220.0030.03720.05
5.5.210.0030.03320.21
5.5.200.0070.03020.12
5.5.190.0070.03020.24
5.5.180.0130.02320.21
5.5.160.0100.06720.25
5.5.150.0100.04020.23
5.5.140.0070.04020.12
5.5.130.0000.03320.21
5.5.120.0070.03720.21
5.5.110.0070.03320.32
5.5.100.0070.04320.13
5.5.90.0000.04020.08
5.5.80.0000.07720.21
5.5.70.0070.07319.96
5.5.60.0230.06020.02
5.5.50.0030.07320.11
5.5.40.0030.07720.02
5.5.30.0030.06319.87
5.5.20.0000.07720.08
5.5.10.0030.08319.96
5.5.00.0070.06720.06
5.4.450.0070.04019.28
5.4.440.0030.03319.22
5.4.430.0070.03019.32
5.4.420.0000.04019.37
5.4.410.0070.02719.35
5.4.400.0130.02718.93
5.4.390.0000.03318.95
5.4.380.0030.03319.00
5.4.370.0100.03318.90
5.4.360.0070.03319.01
5.4.350.0130.02719.16
5.4.340.0000.03718.92
5.4.320.0130.02319.20
5.4.310.0070.03018.85
5.4.300.0070.03719.16
5.4.290.0000.03019.00
5.4.280.0030.03319.16
5.4.270.0030.04018.95
5.4.260.0000.06019.19
5.4.250.0030.03319.00
5.4.240.0000.03019.18
5.4.230.0030.07018.89
5.4.220.0100.06319.07
5.4.210.0100.07019.05
5.4.200.0030.06318.89
5.4.190.0000.07318.89
5.4.180.0030.07719.16
5.4.170.0130.04718.89
5.4.160.0000.07018.97
5.4.150.0030.07318.88
5.4.140.0100.05016.42
5.4.130.0000.07016.35
5.4.120.0070.05316.32
5.4.110.0030.06716.21
5.4.100.0070.06316.19
5.4.90.0100.06316.25
5.4.80.0070.05716.29
5.4.70.0070.06316.47
5.4.60.0100.06016.23
5.4.50.0030.07016.16
5.4.40.0100.06016.43
5.4.30.0030.05716.21
5.4.20.0100.05316.27
5.4.10.0030.07316.22
5.4.00.0000.06715.81
5.3.290.0000.03714.61
5.3.280.0030.04014.41
5.3.270.0000.07314.49
5.3.260.0100.06714.57
5.3.250.0030.06714.53
5.3.240.0030.07314.57
5.3.230.0030.07714.55
5.3.220.0000.07014.40
5.3.210.0100.05714.46
5.3.200.0030.07714.54
5.3.190.0070.05714.52
5.3.180.0000.07314.49
5.3.170.0070.07314.34
5.3.160.0000.08014.46
5.3.150.0000.07314.56
5.3.140.0030.07714.53
5.3.130.0000.07714.51
5.3.120.0100.07014.53
5.3.110.0000.07314.44
5.3.100.0030.07013.97
5.3.90.0030.07013.93
5.3.80.0070.07013.95
5.3.70.0070.06313.77
5.3.60.0000.07313.93
5.3.50.0000.05013.93
5.3.40.0030.06013.73
5.3.30.0030.07013.80
5.3.20.0030.06313.53
5.3.10.0070.06013.59
5.3.00.0000.07013.47
5.2.170.0030.06011.05
5.2.160.0030.06010.96
5.2.150.0070.06010.93
5.2.140.0000.05711.14
5.2.130.0030.06311.02
5.2.120.0030.06011.01
5.2.110.0030.06311.08
5.2.100.0030.06311.09
5.2.90.0030.06710.94
5.2.80.0000.06711.11
5.2.70.0070.05710.87
5.2.60.0000.05710.82
5.2.50.0030.06011.02
5.2.40.0070.05711.04
5.2.30.0000.05310.96
5.2.20.0030.05710.87
5.2.10.0070.05310.71
5.2.00.0070.05710.70
5.1.60.0030.05310.02
5.1.50.0030.0409.97
5.1.40.0070.03710.05
5.1.30.0000.04710.38
5.1.20.0000.03710.20
5.1.10.0100.04710.07
5.1.00.0030.04710.07
5.0.50.0000.0508.99
5.0.40.0030.0408.99
5.0.30.0000.0678.99
5.0.20.0070.0338.99
5.0.10.0070.0408.99
5.0.00.0070.0538.99
4.4.90.0000.0378.99
4.4.80.0030.0338.99
4.4.70.0030.0378.99
4.4.60.0000.0278.99
4.4.50.0000.0378.99
4.4.40.0000.0538.99
4.4.30.0030.0338.99
4.4.20.0000.0408.99
4.4.10.0070.0278.99
4.4.00.0000.0438.99
4.3.110.0000.0378.99
4.3.100.0070.0208.99
4.3.90.0030.0338.99
4.3.80.0030.0478.99
4.3.70.0030.0278.99
4.3.60.0030.0378.99
4.3.50.0000.0378.99
4.3.40.0030.0538.99
4.3.30.0000.0378.99
4.3.20.0000.0378.99
4.3.10.0000.0378.99
4.3.00.0000.0378.99

preferences:
42 ms | 401 KiB | 5 Q