3v4l.org

run code in 300+ PHP versions simultaneously
<?php function ccMasking($number, $maskingCharacter = 'X') { return substr($number, 0, 4) . str_repeat($maskingCharacter, strlen($number) - 8) . substr($number, -4); } var_dump(ccMasking('Johannes Eriksson'));

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)
8.3.60.0030.01216.63
8.3.50.0030.01016.24
8.3.40.0090.01318.67
8.3.30.0070.00718.59
8.3.20.0070.00721.90
8.3.10.0080.00021.73
8.3.00.0080.00019.56
8.2.180.0070.00718.16
8.2.170.0080.00822.96
8.2.160.0070.00719.29
8.2.150.0040.00424.18
8.2.140.0000.00824.66
8.2.130.0050.00322.20
8.2.120.0040.00426.35
8.2.110.0070.00322.24
8.2.100.0090.00317.58
8.2.90.0080.00018.92
8.2.80.0050.00317.97
8.2.70.0030.00517.21
8.2.60.0090.00017.91
8.2.50.0030.00518.10
8.2.40.0070.00020.63
8.2.30.0040.00419.18
8.2.20.0050.00317.92
8.2.10.0030.00617.84
8.2.00.0000.00717.80
8.1.280.0140.00325.92
8.1.270.0040.00423.92
8.1.260.0080.00026.35
8.1.250.0080.00028.09
8.1.240.0070.01120.87
8.1.230.0030.00717.58
8.1.220.0050.00317.74
8.1.210.0040.00418.77
8.1.200.0060.00317.10
8.1.190.0050.00317.10
8.1.180.0050.00318.10
8.1.170.0050.00318.73
8.1.160.0000.00818.79
8.1.150.0050.00218.76
8.1.140.0040.00419.56
8.1.130.0000.00718.82
8.1.120.0000.00717.33
8.1.110.0040.00417.27
8.1.100.0040.00317.30
8.1.90.0040.00417.40
8.1.80.0090.00017.38
8.1.70.0040.00417.33
8.1.60.0040.00417.44
8.1.50.0040.00417.35
8.1.40.0040.00417.45
8.1.30.0040.00417.63
8.1.20.0040.00417.47
8.1.10.0050.00317.44
8.1.00.0020.00517.40
8.0.300.0000.00718.77
8.0.290.0050.00316.63
8.0.280.0000.00618.29
8.0.270.0070.00017.23
8.0.260.0040.00417.29
8.0.250.0000.00716.91
8.0.240.0060.00316.78
8.0.230.0000.00716.86
8.0.220.0000.00716.86
8.0.210.0000.00816.86
8.0.200.0050.00216.88
8.0.190.0040.00416.85
8.0.180.0040.00416.89
8.0.170.0000.00716.86
8.0.160.0040.00416.71
8.0.150.0040.00416.65
8.0.140.0000.00716.75
8.0.130.0060.00013.30
8.0.120.0040.00416.68
8.0.110.0000.00716.93
8.0.100.0040.00416.75
8.0.90.0040.00416.68
8.0.80.0050.01116.81
8.0.70.0070.00016.60
8.0.60.0040.00416.65
8.0.50.0000.00716.73
8.0.30.0110.00416.93
8.0.20.0110.00817.40
8.0.10.0000.00717.00
8.0.00.0150.00316.70
7.4.330.0050.00015.55
7.4.320.0030.00316.51
7.4.300.0030.00316.44
7.4.290.0000.00716.40
7.4.280.0030.00616.36
7.4.270.0070.00016.54
7.4.260.0030.00316.45
7.4.250.0000.00716.53
7.4.240.0070.00016.43
7.4.230.0000.00716.54
7.4.220.0150.00316.33
7.4.210.0030.01116.33
7.4.200.0040.00416.63
7.4.160.0070.00816.41
7.4.150.0060.01217.40
7.4.140.0140.00517.86
7.4.130.0090.00916.39
7.4.120.0150.00516.43
7.4.110.0150.00416.39
7.4.100.0060.01616.38
7.4.90.0170.00016.30
7.4.80.0090.00919.39
7.4.70.0090.01516.43
7.4.60.0100.00616.50
7.4.50.0070.00716.71
7.4.40.0130.01316.47
7.4.30.0060.01016.34
7.4.00.0070.01114.91
7.3.330.0030.00313.30
7.3.320.0000.00613.12
7.3.310.0000.00616.31
7.3.300.0030.00316.13
7.3.290.0050.00916.32
7.3.280.0070.01016.29
7.3.270.0070.01717.40
7.3.260.0100.00816.52
7.3.250.0140.00616.48
7.3.240.0070.01016.47
7.3.230.0100.00716.48
7.3.210.0100.00716.60
7.3.200.0060.00916.36
7.3.190.0060.00916.37
7.3.180.0120.00616.36
7.3.170.0150.00316.30
7.3.160.0090.00616.32
7.3.120.0000.01714.84
7.3.110.0070.01115.06
7.3.100.0000.01014.60
7.3.90.0070.00715.01
7.3.80.0110.00314.78
7.3.70.0120.00014.92
7.3.60.0000.00914.86
7.3.50.0070.00714.97
7.3.40.0030.01214.64
7.3.30.0100.00714.92
7.3.20.0070.00716.81
7.3.10.0120.00316.67
7.3.00.0070.00416.85
7.2.330.0160.00316.70
7.2.320.0170.00216.42
7.2.310.0070.01016.73
7.2.300.0130.01016.70
7.2.290.0090.00616.36
7.2.250.0110.00715.01
7.2.240.0060.01314.71
7.2.230.0060.01014.85
7.2.220.0040.01115.12
7.2.210.0060.01014.83
7.2.200.0040.01115.09
7.2.190.0050.00514.99
7.2.180.0060.00914.95
7.2.170.0000.01414.71
7.2.60.0090.00316.86
7.2.00.0070.01319.42
7.1.330.0070.00715.91
7.1.320.0090.00615.86
7.1.310.0090.00615.74
7.1.300.0080.00315.95
7.1.290.0030.01315.70
7.1.280.0070.00715.70
7.1.270.0030.01015.68
7.1.260.0000.01015.61
7.1.200.0000.01115.88
7.1.100.0060.00318.21
7.1.70.0050.00517.18
7.1.60.0040.00817.22
7.1.50.0170.01034.45
7.1.40.0200.00734.26
7.1.30.0170.00734.23
7.1.20.0230.00034.33
7.1.10.0030.00716.36
7.1.00.0030.00716.27
7.0.200.0030.00616.48
7.0.190.0100.00016.54
7.0.180.0330.00716.10
7.0.170.0000.01016.26
7.0.160.0030.00716.02
7.0.150.0030.00716.11
7.0.140.0030.00716.15
7.0.130.0070.00316.30
7.0.120.0070.00316.14
7.0.110.0000.01016.16
7.0.100.0070.00716.06
7.0.90.0030.00716.20
7.0.80.0000.01016.21
7.0.70.0070.00316.40
7.0.60.0000.01015.84
7.0.50.0000.01016.27
7.0.40.0030.01016.28
7.0.30.0000.01016.38
7.0.20.0070.01716.05
7.0.10.0030.00716.24
7.0.00.0030.00716.23

preferences:
58.9 ms | 401 KiB | 5 Q