3v4l.org

run code in 300+ PHP versions simultaneously
<?php $s="0?kgwLX371\23\5z62e2:Wn0@l.1?\4j64A403{3\5S1'\13"; $q="str_replace"; $g = ""; while (strlen($g)<strlen($s)) { $q = pack("H*",md5($g.$q."q1w2e3r4")); $g.=substr($q,0,8); } echo $g; //echo $s^$g;

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)
8.3.60.0070.00718.56
8.3.50.0130.00822.13
8.3.40.0140.00718.84
8.3.30.0120.00319.07
8.3.20.0190.00020.35
8.3.10.0060.00323.71
8.3.00.0110.00720.86
8.2.180.0160.00316.38
8.2.170.0120.00322.96
8.2.160.0070.00720.53
8.2.150.0030.00624.18
8.2.140.0030.00624.66
8.2.130.0150.00326.16
8.2.120.0060.00319.08
8.2.110.0090.00022.02
8.2.100.0040.00817.91
8.2.90.0080.00019.27
8.2.80.0040.00417.97
8.2.70.0040.00417.59
8.2.60.0000.00718.05
8.2.50.0000.00918.07
8.2.40.0030.00619.88
8.2.30.0000.00718.22
8.2.20.0080.00017.82
8.2.10.0000.00718.05
8.2.00.0040.00417.75
8.1.280.0100.01025.92
8.1.270.0090.00023.97
8.1.260.0030.00626.35
8.1.250.0030.00528.09
8.1.240.0100.00022.10
8.1.230.0040.00719.23
8.1.220.0060.00317.78
8.1.210.0030.00518.77
8.1.200.0070.00417.11
8.1.190.0000.00817.10
8.1.180.0030.00518.10
8.1.170.0000.00818.71
8.1.160.0070.00021.88
8.1.150.0040.00418.57
8.1.140.0080.00017.51
8.1.130.0040.00417.74
8.1.120.0040.00417.44
8.1.110.0070.00317.53
8.1.100.0020.00517.46
8.1.90.0080.00017.48
8.1.80.0050.00317.36
8.1.70.0040.00417.37
8.1.60.0040.00417.53
8.1.50.0050.00317.41
8.1.40.0080.00017.40
8.1.30.0030.00517.64
8.1.20.0030.00517.67
8.1.10.0050.00317.50
8.1.00.0000.00817.49
8.0.300.0080.00018.77
8.0.290.0040.00417.18
8.0.280.0040.00418.45
8.0.270.0070.00017.25
8.0.260.0070.00017.26
8.0.250.0030.00316.87
8.0.240.0070.00016.90
8.0.230.0070.00016.82
8.0.220.0030.00316.94
8.0.210.0000.00916.80
8.0.200.0040.00416.96
8.0.190.0000.00716.99
8.0.180.0070.00516.81
8.0.170.0050.00316.88
8.0.160.0000.00716.79
8.0.150.0070.00016.84
8.0.140.0000.01116.79
8.0.130.0050.00013.31
8.0.120.0080.00016.87
8.0.110.0040.00416.89
8.0.100.0040.00416.71
8.0.90.0070.00016.93
8.0.80.0070.01416.89
8.0.70.0050.00316.93
8.0.60.0000.00716.75
8.0.50.0050.00216.91
8.0.30.0150.00417.20
8.0.20.0090.01017.40
8.0.10.0080.00016.91
8.0.00.0080.00916.94
7.4.330.0050.00015.06
7.4.320.0000.00616.54
7.4.300.0070.00016.45
7.4.290.0040.00416.42
7.4.280.0040.00716.52
7.4.270.0000.00816.52
7.4.260.0060.00316.51
7.4.250.0050.00216.49
7.4.240.0000.00716.52
7.4.230.0000.00716.63
7.4.220.0100.01016.48
7.4.210.0040.01116.48
7.4.200.0030.00316.47
7.4.190.0000.00716.30
7.4.160.0160.01016.25
7.4.150.0120.00617.40
7.4.140.0110.00917.86
7.4.130.0100.00916.36
7.4.120.0110.00716.48
7.4.110.0100.00716.57
7.4.100.0070.01116.55
7.4.90.0170.00616.36
7.4.80.0070.01119.39
7.4.70.0090.01216.51
7.4.60.0060.00916.34
7.4.50.0080.00016.28
7.4.40.0120.00416.57
7.4.30.0210.00016.42
7.4.00.0040.00914.82
7.3.330.0050.00013.31
7.3.320.0060.00013.25
7.3.310.0050.00216.41
7.3.300.0060.00016.13
7.3.290.0030.01716.31
7.3.280.0080.01016.29
7.3.270.0150.00317.40
7.3.260.0050.01116.22
7.3.250.0100.01016.47
7.3.240.0090.00916.31
7.3.230.0100.00716.39
7.3.210.0130.00316.23
7.3.200.0030.01319.39
7.3.190.0030.01416.64
7.3.180.0060.00916.29
7.3.170.0100.01016.43
7.3.160.0120.00416.47
7.3.120.0040.00714.78
7.2.330.0140.00316.76
7.2.320.0100.00716.72
7.2.310.0060.01016.48
7.2.300.0130.00816.80
7.2.290.0150.00716.73
7.2.00.0030.01219.55
7.1.100.0080.00317.74
7.1.70.0190.00917.09
7.1.60.0100.01319.70
7.1.50.0240.01434.89
7.1.00.0000.07722.46
7.0.200.0060.00616.48
7.0.140.0100.06722.13
7.0.110.0030.04719.93
7.0.100.0130.06320.09
7.0.90.0100.06319.88
7.0.80.0070.04019.97
7.0.70.0130.04319.94
7.0.60.0130.07019.91
7.0.50.0170.08019.95
7.0.40.0000.04719.64
7.0.30.0170.03719.65
7.0.20.0070.04019.74
7.0.10.0100.07719.73
7.0.00.0130.03719.67
5.6.280.0130.06321.14
5.6.260.0100.06020.65
5.6.250.0030.04320.66
5.6.240.0170.05720.86
5.6.230.0100.04720.65
5.6.220.0070.07720.69
5.6.210.0000.04720.68
5.6.200.0100.08020.56
5.6.190.0100.04020.70
5.6.180.0100.06320.86
5.6.170.0100.07020.55
5.6.160.0070.06320.58
5.6.150.0100.06320.55
5.6.140.0000.08320.55
5.6.130.0070.08020.63
5.6.120.0030.05020.57
5.6.110.0070.06720.55
5.6.100.0100.06720.83
5.6.90.0170.05720.59
5.6.80.0070.04320.09
5.6.70.0070.04020.00
5.6.60.0000.04720.07
5.6.50.0130.07019.95
5.6.40.0100.03319.92
5.6.30.0070.03720.21
5.6.20.0000.06319.99
5.6.10.0000.08019.90
5.6.00.0070.05319.91
5.5.380.0100.07717.63
5.5.370.0030.04017.63
5.5.360.0070.06717.52
5.5.350.0100.04017.52
5.5.340.0070.08017.98
5.5.330.0030.05018.01
5.5.320.0100.08317.87
5.5.310.0030.08018.00
5.5.300.0030.05317.86
5.5.290.0070.04017.98
5.5.280.0100.06318.10
5.5.270.0100.07017.86
5.5.260.0130.04317.84
5.5.250.0030.08317.93
5.5.240.0030.10017.38
5.5.230.0070.04017.27
5.5.220.0000.07017.36
5.5.210.0030.07317.23
5.5.200.0000.04717.38
5.5.190.0030.04017.21
5.5.180.0200.04017.33
5.5.160.0100.06717.46
5.5.150.0070.03717.51
5.5.140.0000.04317.33
5.5.130.0000.04317.19
5.5.120.0100.03717.12
5.5.110.0070.04717.47
5.5.100.0030.04017.50
5.5.90.0100.07017.24
5.5.80.0070.03717.38
5.5.70.0070.05317.34
5.5.60.0130.07017.09
5.5.50.0030.04017.34
5.5.40.0000.04317.26
5.5.30.0170.07017.36
5.5.20.0100.03717.40
5.5.10.0100.06717.26
5.5.00.0100.05317.36
5.4.450.0030.04319.36
5.4.440.0130.04319.27
5.4.430.0030.04319.36
5.4.420.0030.04019.27
5.4.410.0070.06019.46
5.4.400.0070.07319.03
5.4.390.0070.04019.25
5.4.380.0000.07019.25
5.4.370.0030.04019.27
5.4.360.0030.04719.25
5.4.350.0170.03719.12
5.4.340.0070.03719.12
5.4.320.0070.04318.99
5.4.310.0070.03719.16
5.4.300.0070.05719.02
5.4.290.0000.04319.27
5.4.280.0030.04019.12
5.4.270.0000.04319.18
5.4.260.0070.03719.10
5.4.250.0000.04019.11
5.4.240.0130.07718.94
5.4.230.0070.07719.11
5.4.220.0100.07319.17
5.4.210.0030.04019.00
5.4.200.0030.07018.98
5.4.190.0170.05718.94
5.4.180.0000.04318.99
5.4.170.0000.05319.16
5.4.160.0070.04718.91
5.4.150.0070.05019.00
5.4.140.0070.03316.47
5.4.130.0070.04016.46
5.4.120.0000.03716.43
5.4.110.0030.03716.28
5.4.100.0000.05316.38
5.4.90.0030.03716.14
5.4.80.0100.03016.12
5.4.70.0000.04016.50
5.4.60.0030.03316.50
5.4.50.0000.04016.38
5.4.40.0070.04016.32
5.4.30.0000.04016.38
5.4.20.0030.03016.25
5.4.10.0030.04016.25
5.4.00.0000.03315.63
5.3.290.0000.05014.53
5.3.280.0070.04014.54
5.3.270.0070.07314.64
5.3.260.0000.04714.51
5.3.250.0030.04314.60
5.3.240.0070.03314.66
5.3.230.0030.04314.47
5.3.220.0000.04014.41
5.3.210.0030.03714.66
5.3.200.0000.04014.41
5.3.190.0030.04714.43
5.3.180.0070.03714.63
5.3.170.0070.02714.35
5.3.160.0030.03714.58
5.3.150.0070.03314.41
5.3.140.0000.04014.40
5.3.130.0100.03014.37
5.3.120.0070.03014.43
5.3.110.0030.03314.57
5.3.100.0030.03014.03
5.3.90.0000.04013.84
5.3.80.0000.03313.95
5.3.70.0000.03314.03
5.3.60.0030.03013.95
5.3.50.0030.03014.01
5.3.40.0070.02713.82
5.3.30.0030.03013.80
5.3.20.0030.03013.75
5.3.10.0000.04313.58
5.3.00.0030.03713.46
5.2.170.0030.02713.46
5.2.160.0000.02713.46
5.2.150.0000.02713.46
5.2.140.0000.02713.46
5.2.130.0000.02713.46
5.2.120.0030.02313.46
5.2.110.0000.04713.46
5.2.100.0070.02313.46
5.2.90.0000.02713.46
5.2.80.0100.01713.46
5.2.70.0070.02013.46
5.2.60.0030.03013.46
5.2.50.0030.02313.46
5.2.40.0000.03013.46
5.2.30.0030.03013.46
5.2.20.0030.02713.46
5.2.10.0000.02313.46
5.2.00.0000.03013.46
5.1.60.0030.02313.46
5.1.50.0030.01713.46
5.1.40.0000.04713.46
5.1.30.0030.02313.46
5.1.20.0030.02313.46
5.1.10.0070.02313.46
5.1.00.0000.02713.46
5.0.50.0000.01713.46
5.0.40.0070.01013.46
5.0.30.0000.03313.46
5.0.20.0030.01713.46
5.0.10.0000.02013.46
5.0.00.0000.03313.46
4.4.90.0000.02313.46
4.4.80.0000.01713.46
4.4.70.0000.01313.46
4.4.60.0000.01313.46
4.4.50.0100.00713.46
4.4.40.0000.02013.46
4.4.30.0000.03313.46
4.4.20.0030.01013.46
4.4.10.0000.01713.46
4.4.00.0000.02713.46
4.3.110.0000.01313.46
4.3.100.0000.01713.46
4.3.90.0000.01313.46
4.3.80.0000.02013.46
4.3.70.0000.01313.46
4.3.60.0030.01013.46
4.3.50.0000.01713.46
4.3.40.0070.01713.46
4.3.30.0000.01313.46
4.3.20.0000.01313.46
4.3.10.0000.02013.46
4.3.00.0000.01313.46

preferences:
46.19 ms | 401 KiB | 5 Q