3v4l.org

run code in 300+ PHP versions simultaneously
<?php $string = '56A19E6D77828333'; var_export(preg_replace('~.{4}\K(?!$)~', ' ', $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)
8.5.10.0040.00416.68
8.5.00.0140.00720.21
8.4.160.0090.01222.10
8.4.150.0020.00114.05
8.4.140.0160.00517.46
8.4.130.0110.01018.75
8.4.120.0110.00924.15
8.4.110.0080.01418.64
8.4.100.0110.00918.73
8.4.90.0120.00820.64
8.4.80.0130.00620.29
8.4.70.0130.00818.89
8.4.60.0120.00818.77
8.4.50.0080.00918.49
8.4.40.0060.00319.49
8.4.30.0120.00417.67
8.4.20.0030.00718.66
8.4.10.0060.00317.72
8.3.280.0120.00818.56
8.3.270.0120.00816.43
8.3.260.0130.00616.62
8.3.250.0110.00719.03
8.3.240.0040.00416.97
8.3.230.0130.00616.50
8.3.220.0090.01018.90
8.3.210.0110.00818.56
8.3.200.0040.00516.79
8.3.190.0050.00416.93
8.3.180.0090.01018.88
8.3.170.0110.00720.66
8.3.160.0160.00316.90
8.3.150.0120.00317.29
8.3.140.0070.01116.78
8.3.130.0080.00018.65
8.3.120.0030.00618.77
8.3.110.0090.00020.94
8.3.100.0090.00024.06
8.3.90.0050.00526.77
8.3.80.0040.00416.75
8.3.70.0110.01116.63
8.3.60.0160.00618.43
8.3.50.0110.00417.31
8.3.40.0110.00418.82
8.3.30.0090.00618.80
8.3.20.0050.00318.91
8.3.10.0080.00023.66
8.3.00.0000.00820.99
8.2.290.0160.00320.41
8.2.280.0140.00820.17
8.2.270.0030.01617.05
8.2.260.0110.00418.78
8.2.250.0040.00417.40
8.2.240.0060.00318.86
8.2.230.0060.00322.58
8.2.220.0000.00837.54
8.2.210.0050.00226.77
8.2.200.0050.00516.75
8.2.190.0140.00416.88
8.2.180.0090.00916.75
8.2.170.0000.01522.96
8.2.160.0030.01020.52
8.2.150.0040.00424.18
8.2.140.0000.00724.66
8.2.130.0000.00826.16
8.2.120.0070.00019.65
8.2.110.0060.00322.20
8.2.100.0040.00817.84
8.2.90.0060.00318.09
8.2.80.0090.00017.97
8.2.70.0060.00317.92
8.2.60.0070.00017.91
8.2.50.0090.00018.10
8.2.40.0040.00419.30
8.2.30.0040.00419.13
8.2.20.0030.00518.11
8.2.10.0040.00418.06
8.2.00.0000.00817.66
8.1.330.0090.01021.68
8.1.320.0100.00616.48
8.1.310.0070.01120.02
8.1.300.0120.00620.22
8.1.290.0030.00630.84
8.1.280.0090.00625.92
8.1.270.0040.00418.77
8.1.260.0030.00526.35
8.1.250.0030.00528.09
8.1.240.0100.00722.14
8.1.230.0070.00320.91
8.1.220.0040.00417.74
8.1.210.0030.00618.95
8.1.200.0030.00617.35
8.1.190.0030.00617.25
8.1.180.0000.00818.10
8.1.170.0000.00818.65
8.1.160.0000.00718.83
8.1.150.0070.00018.70
8.1.140.0030.00320.23
8.1.130.0000.00820.04
8.1.120.0000.00717.55
8.1.110.0000.00717.52
8.1.100.0070.00017.46
8.1.90.0040.00417.53
8.1.80.0040.00417.54
8.1.70.0050.00217.46
8.1.60.0060.00317.56
8.1.50.0080.00017.60
8.1.40.0000.00817.60
8.1.30.0000.00717.73
8.1.20.0040.00417.73
8.1.10.0000.00817.60
8.1.00.0030.00617.44
8.0.300.0000.00819.98
8.0.290.0000.00716.88
8.0.280.0040.00418.34
8.0.270.0030.00317.21
8.0.260.0000.00620.22
8.0.250.0030.00516.99
8.0.240.0000.00817.12
8.0.230.0050.00317.10
8.0.220.0070.00317.01
8.0.210.0000.00816.91
8.0.200.0050.00317.04
8.0.190.0070.00017.14
8.0.180.0040.00416.96
8.0.170.0040.00417.06
8.0.160.0000.00716.92
8.0.150.0000.00717.08
8.0.140.0040.00416.85
8.0.130.0000.00513.54
8.0.120.0000.00717.03
8.0.110.0000.00717.10
8.0.100.0070.00016.88
8.0.90.0000.00817.07
8.0.80.0070.00816.97
8.0.70.0040.00416.86
8.0.60.0000.00716.99
8.0.50.0000.00716.91
8.0.30.0120.00517.00
8.0.20.0190.00717.40
8.0.10.0040.00416.96
8.0.00.0070.01116.84
7.4.330.0000.00515.55
7.4.320.0000.00616.69
7.4.300.0060.00416.65
7.4.290.0000.00816.76
7.4.280.0000.00716.74
7.4.270.0070.00016.72
7.4.260.0030.00716.73
7.4.250.0040.00416.74
7.4.240.0020.00516.79
7.4.230.0000.00716.64
7.4.220.0000.00816.73
7.4.210.0060.01216.75
7.4.200.0000.00716.75
7.4.160.0080.01016.58
7.4.140.0080.00917.86
7.4.130.0100.00716.61
7.4.120.0070.01216.59
7.4.110.0090.00916.71
7.4.100.0100.00716.85
7.4.90.0070.01116.51
7.4.80.0150.00619.39
7.4.70.0120.01216.44
7.4.60.0130.00316.63
7.4.50.0030.01216.54
7.4.40.0090.01316.61
7.4.00.0070.00714.76
7.3.330.0000.00513.18
7.3.320.0030.00313.32
7.3.310.0000.00616.20
7.3.300.0000.00716.36
7.3.290.0070.00016.31
7.3.280.0110.00516.34
7.3.260.0110.01016.53
7.3.240.0090.01016.43
7.3.230.0040.01516.61
7.3.210.0120.00916.32
7.3.200.0110.00416.50
7.3.190.0090.00916.30
7.3.180.0100.01016.71
7.3.170.0120.00916.58
7.3.160.0080.00816.48
7.2.330.0070.01016.57
7.2.320.0060.01216.52
7.2.310.0090.00916.59
7.2.300.0130.00316.63
7.2.290.0000.01616.47
7.2.110.3400.00314.38
7.2.100.0380.00014.50
7.2.90.0070.01314.98
7.2.80.2030.01014.71
7.2.70.0160.00515.10
7.2.60.0280.01215.16
7.2.50.0870.00615.00
7.2.40.0970.01015.05
7.2.30.0550.00914.95
7.2.20.0160.01015.08
7.2.10.0910.00615.09
7.2.00.0160.00815.07
7.1.230.3470.00713.94
7.1.220.0220.00714.13
7.1.210.0580.01214.17
7.1.200.0430.00714.09
7.1.190.0150.00613.77
7.1.180.0570.00913.79
7.1.170.2420.00714.02
7.1.160.0640.00313.93
7.1.150.0510.00013.95
7.1.140.0100.01314.05
7.1.130.0100.01414.02
7.1.120.0130.01314.08
7.1.110.4080.01314.09
7.1.100.1440.00614.16
7.1.90.0140.00013.79
7.1.80.0580.01014.11
7.1.70.0160.00013.90
7.1.60.0200.01031.77
7.1.50.0290.00432.02
7.1.40.0270.00531.96
7.1.30.1140.00032.09
7.1.20.0830.00432.06
7.1.10.0100.00513.80
7.1.00.0500.00313.82
5.6.380.0150.00014.41

preferences:
34.1 ms | 403 KiB | 5 Q