3v4l.org

run code in 300+ PHP versions simultaneously
<?php //$s="0?kgwLX371\23\5z62e2:Wn0@l.1?\4j64A403{3\5S1'\13"; $s="aaaaaa"; $q="str_replace"; echo strlen($g); /* $g = ""; while (strlen($g)<strlen($s)) { echo "aaa"; //$q = pack("H*",md5($g.$q."q1w2e3r4")); $g.=substr($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
8.3.50.0090.01422.05
8.3.40.0070.01118.71
8.3.30.0060.01318.90
8.3.20.0090.00920.04
8.3.10.0090.00923.48
8.3.00.0030.01520.95
8.2.180.0110.01118.14
8.2.170.0140.00022.96
8.2.160.0090.00920.43
8.2.150.0090.00924.18
8.2.140.0030.00624.66
8.2.130.0060.01226.16
8.2.120.0040.00420.78
8.2.110.0060.00321.08
8.2.100.0060.00617.71
8.2.90.0030.00517.84
8.2.80.0080.00517.97
8.2.70.0050.00317.75
8.2.60.0050.00319.66
8.2.50.0050.00318.07
8.2.40.0040.00421.11
8.2.30.0030.00618.11
8.2.20.0040.00417.61
8.2.10.0070.00017.86
8.2.00.0040.00417.71
8.1.280.0170.00325.92
8.1.270.0040.00423.96
8.1.260.0030.01626.35
8.1.250.0040.00428.09
8.1.240.0100.00320.56
8.1.230.0080.00320.97
8.1.220.0050.00317.78
8.1.210.0000.00818.77
8.1.200.0090.00017.23
8.1.190.0040.00417.22
8.1.180.0030.00518.10
8.1.170.0060.00318.43
8.1.160.0020.00521.88
8.1.150.0030.00618.43
8.1.140.0040.00417.32
8.1.130.0000.00717.80
8.1.120.0070.00017.42
8.1.110.0040.00417.37
8.1.100.0070.00017.38
8.1.90.0000.00717.40
8.1.80.0070.00017.32
8.1.70.0040.00417.33
8.1.60.0000.00817.49
8.1.50.0080.00017.47
8.1.40.0040.00417.43
8.1.30.0000.00817.53
8.1.20.0030.00617.46
8.1.10.0040.00417.52
8.1.00.0000.00817.36
8.0.300.0040.00419.77
8.0.290.0040.00417.05
8.0.280.0070.00018.35
8.0.270.0070.00017.29
8.0.260.0030.00317.11
8.0.250.0000.00716.88
8.0.240.0040.00416.91
8.0.230.0000.00716.88
8.0.220.0000.00616.86
8.0.210.0030.00316.76
8.0.200.0000.00616.91
8.0.190.0030.00316.83
8.0.180.0040.00416.81
8.0.170.0000.00816.80
8.0.160.0000.00716.95
8.0.150.0040.00416.69
8.0.140.0030.00316.79
8.0.130.0000.00713.32
8.0.120.0080.00016.82
8.0.110.0040.00416.87
8.0.100.0040.00416.76
8.0.90.0070.00016.83
8.0.80.0070.01016.83
8.0.70.0030.00316.98
8.0.60.0000.00716.93
8.0.50.0000.00816.91
8.0.30.0130.00517.04
8.0.20.0110.00817.40
8.0.10.0070.00016.89
8.0.00.0100.00816.64
7.4.330.0000.00515.00
7.4.320.0000.00616.41
7.4.300.0000.00716.42
7.4.290.0070.00016.42
7.4.280.0070.00016.42
7.4.270.0030.00316.56
7.4.260.0050.00216.50
7.4.250.0040.00416.39
7.4.240.0040.00416.35
7.4.230.0030.00316.18
7.4.220.0070.01116.34
7.4.210.0060.00916.51
7.4.200.0040.00416.51
7.4.190.0000.00716.37
7.4.160.0060.00916.67
7.4.150.0170.00717.40
7.4.140.0060.01217.86
7.4.130.0100.00716.45
7.4.120.0110.00816.63
7.4.110.0090.01216.35
7.4.100.0180.00716.45
7.4.90.0110.00716.57
7.4.80.0090.01219.39
7.4.70.0100.01016.49
7.4.60.0130.00316.59
7.4.50.0030.00616.22
7.4.40.0060.01116.16
7.4.30.0080.01116.71
7.4.00.0030.01014.74
7.3.330.0000.00513.14
7.3.320.0050.00013.18
7.3.310.0040.00416.32
7.3.300.0060.00016.19
7.3.290.0080.00516.30
7.3.280.0130.00616.26
7.3.270.0070.01017.40
7.3.260.0180.00016.45
7.3.250.0080.01216.49
7.3.240.0130.01016.22
7.3.230.0080.00916.47
7.3.210.0080.00916.47
7.3.200.0120.00419.39
7.3.190.0130.00716.27
7.3.180.0090.00616.33
7.3.170.0090.00616.42
7.3.160.0070.01016.41
7.3.120.0110.00314.95
7.3.10.0030.01015.95
7.3.00.0000.01516.39
7.2.330.0100.00716.50
7.2.320.0180.00616.11
7.2.310.0080.00916.37
7.2.300.0050.01116.51
7.2.290.0100.01016.51
7.2.130.0110.00716.71
7.2.120.0030.01316.47
7.2.110.0000.00816.48
7.2.100.0030.00716.60
7.2.90.0070.01016.70
7.2.80.0150.00416.52
7.2.70.0000.00916.33
7.2.60.0070.00816.53
7.2.50.0090.00916.71
7.2.40.0070.00416.63
7.2.30.0030.00816.50
7.2.20.0000.01116.64
7.2.10.0050.00516.43
7.2.00.0060.00618.02
7.1.250.0090.00015.41
7.1.200.0180.01215.30
7.1.100.0120.00017.98
7.1.70.0040.00417.16
7.1.60.0070.01819.70
7.1.50.0270.01034.73
7.1.00.0000.08022.37
7.0.200.0060.00616.64
7.0.140.0000.07722.18
7.0.60.0030.08319.77
7.0.50.0070.08017.90
7.0.40.0070.09019.96
7.0.30.0300.05720.21
7.0.20.0300.08020.01
7.0.10.0130.07720.21
7.0.00.0100.04020.09
5.6.280.0070.07020.92
5.6.210.0170.07720.51
5.6.200.0030.04718.22
5.6.190.0070.07320.48
5.6.180.0570.06020.56
5.6.170.0330.07720.47
5.6.160.0070.07320.39
5.6.150.0030.03718.11
5.6.140.0030.07018.18
5.6.130.0100.06018.14
5.6.120.0100.07721.14
5.6.110.0100.08021.04
5.6.100.0070.06320.98
5.6.90.0030.08721.12
5.6.80.0070.05720.36
5.5.350.3530.03320.38
5.5.340.0030.04018.00
5.5.330.0070.08320.36
5.5.320.0230.04320.32
5.5.310.0270.05320.27
5.5.300.0100.07318.00
5.5.290.0070.08317.98
5.5.280.0100.08320.87
5.5.270.0100.04720.72
5.5.260.0100.08020.78
5.5.250.0130.07020.69
5.5.240.0000.08020.18
5.4.450.0330.03719.46
5.4.440.0370.05319.24
5.4.430.0430.06319.43
5.4.420.0230.04719.25
5.4.410.0300.03719.39
5.4.400.0330.03318.78
5.4.390.0330.03319.16
5.4.380.0430.05318.80
5.4.370.0300.03719.07
5.4.360.0330.07019.25
5.4.350.0330.04319.08
5.4.340.0300.04319.07
5.4.320.0370.06019.18
5.4.310.0270.04018.93
5.4.300.0300.06019.15
5.4.290.0430.06019.09
5.4.280.0330.04718.95
5.4.270.0300.04019.11
5.4.260.0430.05718.95
5.4.250.0470.04019.11
5.4.240.0430.05319.07
5.4.230.0470.04318.77
5.4.220.0400.05019.19
5.4.210.0430.05319.23
5.4.200.0370.06319.23
5.4.190.0500.03319.09
5.4.180.0470.06018.94
5.4.170.0270.04319.06
5.4.160.0300.04019.02
5.4.150.0400.07319.22
5.4.140.0300.04316.23
5.4.130.0400.06716.54
5.4.120.0430.07016.22
5.4.110.0470.05716.38
5.4.100.0500.04316.33
5.4.90.0500.05316.45
5.4.80.0470.06316.17
5.4.70.0370.06716.41
5.4.60.0300.03716.19
5.4.50.0430.03716.27
5.4.40.0470.05016.15
5.4.30.0500.05716.39
5.4.20.0400.05016.16
5.4.10.0370.04016.19
5.4.00.0470.06715.75
5.3.290.0530.07714.50
5.3.280.0370.04014.45
5.3.270.0530.06014.55
5.3.260.0530.05314.69
5.3.250.0470.06314.45
5.3.240.0430.06014.48
5.3.230.0500.07014.69
5.3.220.0400.04714.65
5.3.210.0400.07014.46
5.3.200.0430.04314.41
5.3.190.0470.05714.51
5.3.180.0400.03714.61
5.3.170.0430.06714.50
5.3.160.0430.03314.65
5.3.150.0470.06314.60
5.3.140.0430.04314.65
5.3.130.0370.07714.51
5.3.120.0470.06714.45
5.3.110.0430.04314.39
5.3.100.0400.03713.91
5.3.90.0330.04013.89
5.3.80.0330.03713.86
5.3.70.0230.04314.11
5.3.60.0300.03314.05
5.3.50.0270.03713.89
5.3.40.0300.03714.03
5.3.30.0330.03013.86
5.3.20.0270.03713.63
5.3.10.0270.03713.53
5.3.00.0270.03713.56
5.2.170.0270.02711.76
5.2.160.0200.03011.76
5.2.150.0330.02711.76
5.2.140.0300.02711.76
5.2.130.0200.03311.76
5.2.120.0200.03711.76
5.2.110.0170.03311.76
5.2.100.0230.02711.76
5.2.90.0230.02711.76
5.2.80.0200.03011.76
5.2.70.0300.03011.76
5.2.60.0200.03311.76
5.2.50.0270.04011.76
5.2.40.0170.03311.76
5.2.30.0170.03011.76
5.2.20.0230.05311.76
5.2.10.0200.03011.76
5.2.00.0200.02711.76
5.1.60.0200.02711.76
5.1.50.0200.02311.76
5.1.40.0200.03011.76
5.1.30.0170.02711.76
5.1.20.0230.02311.76
5.1.10.0200.02711.76
5.1.00.0200.02311.76
5.0.50.0130.01711.76
5.0.40.0100.02011.76
5.0.30.0130.02711.76
5.0.20.0100.02011.76
5.0.10.0070.02311.76
5.0.00.0130.02711.76
4.4.90.0100.01311.76
4.4.80.0200.01011.76
4.4.70.0070.01711.76
4.4.60.0170.01311.76
4.4.50.0100.01311.76
4.4.40.0130.02011.76
4.4.30.0100.01711.76
4.4.20.0170.01311.76
4.4.10.0130.01711.76
4.4.00.0100.02311.76
4.3.110.0030.02011.76
4.3.100.0130.01011.76
4.3.90.0100.01711.76
4.3.80.0100.02311.76
4.3.70.0100.01711.76
4.3.60.0100.01311.76
4.3.50.0100.01311.76
4.3.40.0130.02311.76
4.3.30.0070.01311.76
4.3.20.0030.01711.76
4.3.10.0030.01711.76
4.3.00.0030.01711.76

preferences:
40.73 ms | 401 KiB | 5 Q