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")); echo $q; $g.=substr($q,0,8); } //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)
8.3.60.0100.01018.43
8.3.50.0090.00921.94
8.3.40.0000.01518.84
8.3.30.0110.01119.05
8.3.20.0030.01420.21
8.3.10.0000.00823.52
8.3.00.0080.00021.02
8.2.180.0060.00918.16
8.2.170.0150.00622.96
8.2.160.0160.00320.29
8.2.150.0080.00824.18
8.2.140.0040.00424.66
8.2.130.0070.00726.16
8.2.120.0080.00318.90
8.2.110.0040.00422.25
8.2.100.0090.00318.03
8.2.90.0030.00519.35
8.2.80.0040.00417.97
8.2.70.0040.00417.62
8.2.60.0030.00617.93
8.2.50.0060.00318.07
8.2.40.0080.00020.85
8.2.30.0000.00818.21
8.2.20.0040.00417.68
8.2.10.0070.00018.11
8.2.00.0050.00217.73
8.1.280.0090.00625.92
8.1.270.0040.00424.02
8.1.260.0000.00726.35
8.1.250.0050.00328.09
8.1.240.0100.00023.79
8.1.230.0000.01119.02
8.1.220.0040.00417.74
8.1.210.0030.00518.77
8.1.200.0100.00017.35
8.1.190.0060.00317.10
8.1.180.0050.00218.10
8.1.170.0040.00418.65
8.1.160.0000.00721.82
8.1.150.0080.00018.61
8.1.140.0000.00717.38
8.1.130.0030.00317.73
8.1.120.0000.00717.30
8.1.110.0040.00417.29
8.1.100.0000.00817.24
8.1.90.0030.00317.25
8.1.80.0000.00717.42
8.1.70.0040.00417.28
8.1.60.0000.00917.50
8.1.50.0030.00517.36
8.1.40.0040.00417.43
8.1.30.0040.00417.59
8.1.20.0040.00417.44
8.1.10.0000.00817.48
8.1.00.0070.00017.45
8.0.300.0050.00318.77
8.0.290.0000.00817.05
8.0.280.0030.00318.44
8.0.270.0000.00717.24
8.0.260.0030.00317.18
8.0.250.0030.00316.86
8.0.240.0000.00716.92
8.0.230.0080.00016.82
8.0.220.0080.00016.82
8.0.210.0040.00416.70
8.0.200.0000.00716.88
8.0.190.0000.00716.84
8.0.180.0080.00316.84
8.0.170.0040.00416.72
8.0.160.0030.00316.80
8.0.150.0070.00016.78
8.0.140.0030.00516.78
8.0.130.0000.00613.24
8.0.120.0030.00516.78
8.0.110.0040.00416.77
8.0.100.0050.00216.81
8.0.90.0000.00716.68
8.0.80.0030.01816.88
8.0.70.0040.00416.69
8.0.60.0040.00416.94
8.0.50.0000.00816.84
8.0.30.0140.00517.01
8.0.20.0110.01017.40
8.0.10.0040.00416.86
8.0.00.0100.00816.67
7.4.330.0000.00515.09
7.4.320.0030.00316.44
7.4.300.0000.00616.51
7.4.290.0000.00716.48
7.4.280.0100.00016.45
7.4.270.0090.00016.56
7.4.260.0060.00316.39
7.4.250.0040.00416.40
7.4.240.0000.00716.46
7.4.230.0000.00716.60
7.4.220.0160.01016.53
7.4.210.0100.01016.39
7.4.200.0000.00716.41
7.4.190.0030.00316.49
7.4.160.0150.00016.28
7.4.150.0100.01017.40
7.4.140.0130.00617.86
7.4.130.0100.00716.55
7.4.120.0090.01016.49
7.4.110.0090.00916.52
7.4.100.0150.00616.38
7.4.90.0080.00816.58
7.4.80.0120.00619.39
7.4.70.0080.00816.48
7.4.60.0060.01016.41
7.4.50.0040.00016.29
7.4.40.0060.01516.64
7.4.30.0120.00616.36
7.4.00.0070.00715.13
7.3.330.0030.00313.18
7.3.320.0030.00313.11
7.3.310.0040.00416.39
7.3.300.0030.00316.30
7.3.290.0100.00316.42
7.3.280.0100.00816.38
7.3.270.0070.01017.40
7.3.260.0040.01216.29
7.3.250.0150.00516.44
7.3.240.0180.00316.48
7.3.230.0100.00716.57
7.3.210.0070.01016.21
7.3.200.0070.01019.39
7.3.190.0130.00416.26
7.3.180.0030.01216.40
7.3.170.0060.01016.39
7.3.160.0100.00716.57
7.3.120.0130.00015.04
7.3.10.0260.00715.80
7.3.00.0380.00516.63
7.2.330.0070.01016.51
7.2.320.0070.01016.45
7.2.310.0090.00916.34
7.2.300.0070.01016.57
7.2.290.0080.01216.64
7.2.130.0200.00516.39
7.2.120.0110.00716.34
7.2.110.0350.00816.67
7.2.100.0130.00516.72
7.2.90.0290.00516.76
7.2.80.0230.00816.43
7.2.70.0150.00716.70
7.2.60.0110.00616.35
7.2.50.0170.00616.65
7.2.40.0090.00516.41
7.2.30.0210.00916.83
7.2.20.0130.01116.75
7.2.10.0250.00516.67
7.2.00.0120.00717.70
7.1.250.0200.00715.58
7.1.240.0070.00715.75
7.1.230.0170.00015.74
7.1.220.0050.00515.75
7.1.210.0070.00715.72
7.1.200.0050.00815.61
7.1.190.0100.00615.52
7.1.180.0030.00715.60
7.1.170.0000.00915.75
7.1.160.0100.00315.86
7.1.150.0060.00315.75
7.1.140.0030.00715.71
7.1.130.0000.01215.57
7.1.120.0140.00315.87
7.1.110.0060.00615.79
7.1.100.0020.00917.07
7.1.90.0000.01115.70
7.1.80.0070.01015.67
7.1.70.0060.00716.54
7.1.60.0090.00917.68
7.1.50.0170.00925.25
7.1.40.0040.01115.63
7.1.30.0060.00915.66
7.1.20.0040.01115.65
7.1.10.0070.00715.85
7.1.00.0070.03919.07
7.0.330.0040.00815.16
7.0.320.0000.00915.29
7.0.310.0070.00315.40
7.0.300.0040.00415.30
7.0.290.0060.00915.18
7.0.280.0090.00014.96
7.0.270.0000.00915.25
7.0.260.0030.01015.02
7.0.250.0000.00815.10
7.0.240.0090.00315.32
7.0.230.0070.00415.45
7.0.220.0060.00615.01
7.0.210.0030.00715.43
7.0.200.0080.00615.99
7.0.190.0160.00315.25
7.0.180.0000.01315.39
7.0.170.0000.00915.32
7.0.160.0000.00815.50
7.0.150.0110.00715.08
7.0.140.0030.04018.48
7.0.130.0060.00615.25
7.0.120.0090.00315.38
7.0.110.0040.00715.28
7.0.100.0090.00615.44
7.0.90.0060.00615.47
7.0.80.0090.00915.05
7.0.70.0060.00315.38
7.0.60.0070.04317.63
7.0.50.0060.02216.68
7.0.40.0030.03216.71
7.0.30.0300.03116.79
7.0.20.0190.03516.71
7.0.10.0050.03016.64
7.0.00.0160.03316.83
5.6.380.0100.00714.50
5.6.370.0180.00013.85
5.6.360.0110.00014.01
5.6.350.0120.00414.49
5.6.340.0130.00014.35
5.6.330.0000.01514.20
5.6.320.0110.00414.42
5.6.310.0080.00814.29
5.6.300.0060.00614.23
5.6.290.0040.00814.59
5.6.280.0030.03817.54
5.6.270.0110.00314.06
5.6.260.0050.00814.46
5.6.250.0100.00614.12
5.6.240.0100.00614.11
5.6.230.0070.01014.10
5.6.220.0000.01914.04
5.6.210.0100.03817.56
5.6.200.0030.03916.15
5.6.190.0130.03817.29
5.6.180.0110.03317.53
5.6.170.0120.04817.60
5.6.160.0090.04617.37
5.6.150.0110.02316.25
5.6.140.0080.02816.18
5.6.130.0060.02316.25
5.6.120.0170.03217.58
5.6.110.0120.04317.65
5.6.100.0140.02617.62
5.6.90.0110.02217.66
5.6.80.0120.04517.18
5.6.70.0040.01214.02
5.6.60.0100.01314.04
5.6.50.0120.01314.60
5.6.40.0070.00714.24
5.6.30.0160.00713.80
5.6.20.0120.00913.86
5.6.10.0200.00314.05
5.6.00.0130.00514.10
5.5.380.0070.00710.64
5.5.370.0030.00910.80
5.5.360.0030.01011.11
5.5.350.0060.02515.69
5.5.340.0020.02714.54
5.5.330.0070.04315.50
5.5.320.0170.03815.73
5.5.310.0170.02715.73
5.5.300.0070.02214.57
5.5.290.0050.04614.63
5.5.280.0140.02815.74
5.5.270.0050.04715.72
5.5.260.0060.04615.74
5.5.250.0070.04715.70
5.5.240.0070.04515.54
5.5.230.0080.00310.72
5.5.220.0150.00210.86
5.5.210.0100.00710.77
5.5.200.0130.00810.89
5.5.190.0180.00210.78
5.5.180.0120.00410.75
5.5.170.0300.00310.71
5.5.160.0140.00711.18
5.5.150.0250.00011.25
5.5.140.0110.00311.18
5.5.130.0130.00410.93
5.5.120.0110.00410.76
5.5.110.0110.00510.66
5.5.100.0060.00610.65
5.5.90.0110.00511.07
5.5.80.0130.00310.94
5.5.70.0040.00410.79
5.5.60.0030.00811.00
5.5.50.0070.00711.09
5.5.40.0060.00610.72
5.5.30.0040.00811.07
5.5.20.0160.00411.07
5.5.10.0070.00311.07
5.5.00.0090.00610.93
5.4.450.0270.02018.50
5.4.440.0160.02515.38
5.4.430.0310.02518.38
5.4.420.0250.02318.12
5.4.410.0180.02318.13
5.4.400.0220.01818.13
5.4.390.0240.02515.10
5.4.380.0160.03014.66
5.4.370.0160.03614.84
5.4.360.0190.02614.88
5.4.350.0240.03314.74
5.4.340.0110.03114.59
5.4.330.0140.00410.92
5.4.320.0060.02511.71
5.4.310.0080.02511.58
5.4.300.0050.02011.59
5.4.290.0070.01911.65
5.4.280.0070.02011.54
5.4.270.0100.01811.54
5.4.260.0040.02411.52
5.4.250.0080.02111.60
5.4.240.0110.02611.44
5.4.230.0070.02111.65
5.4.220.0130.02011.64
5.4.210.0210.01611.58
5.4.200.0130.02511.49
5.4.190.0200.02111.62
5.4.180.0160.02111.63
5.4.170.0160.01911.62
5.4.160.0080.02211.66
5.4.150.0100.01911.61
5.4.140.0180.01911.55
5.4.130.0190.01911.61
5.4.120.0170.01911.44
5.4.110.0160.02011.50
5.4.100.0200.01911.51
5.4.90.0090.02011.58
5.4.80.0080.02211.44
5.4.70.0090.02111.49
5.4.60.0090.01911.29
5.4.50.0030.02511.26
5.4.40.0080.02111.46
5.4.30.0050.01911.53
5.4.20.0070.01811.43
5.4.10.0050.01911.36
5.4.00.0050.02011.08
5.3.290.0110.02811.74
5.3.280.0210.02011.64
5.3.270.0190.02311.67
5.3.260.0100.02111.68
5.3.250.0060.02211.61
5.3.240.0110.02411.58
5.3.230.0140.02011.60
5.3.220.0180.02011.51
5.3.210.0150.02111.57
5.3.200.0140.02011.56
5.3.190.0080.02311.55
5.3.180.0070.01911.62
5.3.170.0070.01811.59
5.3.160.0060.02211.63
5.3.150.0020.03011.57
5.3.140.0030.02511.45
5.3.130.0070.01911.55
5.3.120.0060.02111.62
5.3.110.0040.02511.49
5.3.100.0040.02411.22
5.3.90.0070.02011.31
5.3.80.0060.02211.09
5.3.70.0030.02311.23
5.3.60.0070.01911.18
5.3.50.0040.02011.22
5.3.40.0070.02011.18
5.3.30.0060.02211.07
5.3.20.0070.02010.99
5.3.10.0040.01910.91
5.3.00.0040.02810.98
5.2.170.0020.0199.36
5.2.160.0060.0159.37
5.2.150.0080.0149.37
5.2.140.0030.0209.29
5.2.130.0030.0199.22
5.2.120.0030.0179.34
5.2.110.0060.0169.32
5.2.100.0020.0179.32
5.2.90.0060.0209.26
5.2.80.0020.0219.24
5.2.70.0050.0169.19
5.2.60.0060.0169.03
5.2.50.0050.0159.26
5.2.40.0020.0179.21
5.2.30.0040.0179.17
5.2.20.0060.0168.99
5.2.10.0020.0249.02
5.2.00.0020.0228.99
5.1.60.0050.0158.20
5.1.50.0040.0158.33
5.1.40.0040.0168.33
5.1.30.0030.0188.59
5.1.20.0030.0158.51
5.1.10.0020.0168.35
5.1.00.0050.0148.23
5.0.50.0020.0137.47
5.0.40.0040.0137.40
5.0.30.0050.0217.31
5.0.20.0020.0147.29
5.0.10.0030.0157.28
5.0.00.0020.0217.28
4.4.90.0020.0106.55
4.4.80.0030.0106.54
4.4.70.0010.0126.54
4.4.60.0040.0076.54
4.4.50.0010.0116.55
4.4.40.0020.0146.52
4.4.30.0020.0116.54
4.4.20.0040.0106.59
4.4.10.0050.0076.59
4.4.00.0040.0186.54
4.3.110.0020.0126.50
4.3.100.0020.0106.50
4.3.90.0020.0136.48
4.3.80.0040.0166.46
4.3.70.0020.0116.48
4.3.60.0010.0116.48
4.3.50.0020.0116.48
4.3.40.0020.0136.43
4.3.30.0030.0105.80
4.3.20.0010.0115.79
4.3.10.0020.0115.78
4.3.00.0050.01014.60

preferences:
36.79 ms | 401 KiB | 5 Q