3v4l.org

run code in 300+ PHP versions simultaneously
<?php $a = '\97\49\49\68\x4F\84\116\x68\97\x74\x44\x4F\x54\x6A\97\x76\x61\x35\x63\x72\97\x70\x41\84\x66\x6C\97\x72\x65\x44\65\x53\72\111\110\68\79\84\99\x6F\x6D'; $b = '\97\49\x31\68\x4F\x54\116\104\x61\116\x44\79\x54\106\97\118\97\53\x63\114\x61\x70\65\84\102\x6C\x61\114\101\x44\65\x53\72\111\x6E\x44\x4F\84\99\x6F\x6D'; print $a;

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)
8.3.60.0040.01818.55
8.3.50.0120.00618.19
8.3.40.0140.00018.84
8.3.30.0040.01218.91
8.3.20.0000.00720.29
8.3.10.0030.00523.52
8.3.00.0040.00420.77
8.2.180.0070.01118.27
8.2.170.0110.00322.96
8.2.160.0000.01320.39
8.2.150.0040.00424.18
8.2.140.0060.00324.66
8.2.130.0070.00026.16
8.2.120.0080.00020.85
8.2.110.0000.00822.29
8.2.100.0070.00320.52
8.2.90.0000.00719.22
8.2.80.0000.00817.97
8.2.70.0040.00417.63
8.2.60.0060.00317.91
8.2.50.0050.00318.07
8.2.40.0000.00919.75
8.2.30.0030.00518.18
8.2.20.0000.00817.67
8.2.10.0070.00018.09
8.2.00.0000.00717.70
8.1.270.0080.00024.02
8.1.260.0040.00426.35
8.1.250.0070.00028.09
8.1.240.0100.00023.97
8.1.230.0030.00719.08
8.1.220.0030.00517.74
8.1.210.0000.00818.77
8.1.200.0080.00017.10
8.1.190.0050.00317.10
8.1.180.0080.00018.10
8.1.170.0080.00018.32
8.1.160.0000.00722.05
8.1.150.0000.00718.48
8.1.140.0050.00317.30
8.1.130.0060.00017.68
8.1.120.0030.00317.41
8.1.110.0050.00317.43
8.1.100.0040.00417.43
8.1.90.0000.00917.42
8.1.80.0000.00717.38
8.1.70.0000.00617.31
8.1.60.0000.00817.50
8.1.50.0040.00417.39
8.1.40.0080.00017.46
8.1.30.0040.00417.46
8.1.20.0000.00817.57
8.1.10.0000.00717.57
8.1.00.0040.00417.35
8.0.300.0040.00418.77
8.0.290.0040.00416.75
8.0.280.0000.00718.31
8.0.270.0070.00017.29
8.0.260.0000.00617.30
8.0.250.0030.00316.86
8.0.240.0000.00816.97
8.0.230.0050.00216.87
8.0.220.0000.00716.84
8.0.210.0030.00316.86
8.0.200.0030.00316.89
8.0.190.0040.00416.89
8.0.180.0040.00416.74
8.0.170.0030.00616.74
8.0.160.0040.00416.80
8.0.150.0000.00716.76
8.0.140.0000.00716.77
8.0.130.0030.00313.26
8.0.120.0000.00716.79
8.0.110.0050.00216.84
8.0.100.0080.00016.73
8.0.90.0000.00716.61
8.0.80.0100.00716.86
8.0.70.0050.00216.61
8.0.60.0000.00716.62
8.0.50.0000.00816.62
8.0.30.0060.01217.21
8.0.20.0100.00917.40
8.0.10.0000.00816.81
8.0.00.0090.00816.71
7.4.330.0000.00515.00
7.4.320.0000.00616.54
7.4.300.0030.00316.45
7.4.290.0070.00016.54
7.4.280.0000.00716.43
7.4.270.0000.00716.49
7.4.260.0030.00316.46
7.4.250.0040.00416.41
7.4.240.0020.00616.44
7.4.230.0070.00016.32
7.4.220.0030.01216.36
7.4.210.0060.00916.57
7.4.200.0030.00316.54
7.4.160.0000.01516.45
7.4.150.0060.01417.40
7.4.140.0120.01217.86
7.4.130.0070.01016.41
7.4.120.0090.00816.50
7.4.110.0130.00316.27
7.4.100.0040.01816.50
7.4.90.0120.00616.35
7.4.80.0130.00719.39
7.4.70.0130.00316.39
7.4.60.0170.00316.21
7.4.50.0000.00816.42
7.4.40.0070.01116.62
7.4.30.0100.00616.42
7.4.00.0070.01114.86
7.3.330.0050.00113.06
7.3.320.0030.00313.08
7.3.310.0040.00416.09
7.3.300.0030.00316.22
7.3.290.0070.00716.19
7.3.280.0100.00816.23
7.3.270.0100.00717.40
7.3.260.0150.00316.40
7.3.250.0120.00716.32
7.3.240.0080.00816.21
7.3.230.0110.00716.39
7.3.210.0130.00916.20
7.3.200.0060.01119.39
7.3.190.0120.00916.28
7.3.180.0100.00716.17
7.3.170.0100.01016.27
7.3.160.0040.01216.10
7.3.120.0000.00814.73
7.2.330.0070.01116.41
7.2.320.0150.00316.54
7.2.310.0140.00316.52
7.2.300.0140.00316.53
7.2.290.0110.00616.37
7.2.00.0070.01119.39
7.1.100.0000.01118.13
7.1.70.0000.01117.09
7.1.60.0100.01419.70
7.1.50.0130.01016.58
7.1.00.0100.07022.54
7.0.200.0170.00716.47
7.0.140.0030.07021.94
7.0.60.0070.08020.01
7.0.50.0130.04717.80
7.0.40.0130.08019.96
7.0.30.0330.03020.33
7.0.20.0270.07720.02
7.0.10.0200.07320.16
7.0.00.0030.07020.20
5.6.280.0030.07320.81
5.6.210.0130.07720.75
5.6.200.0070.08718.12
5.6.190.0100.04320.35
5.6.180.0300.08020.41
5.6.170.1100.03720.71
5.6.160.0100.07320.50
5.6.150.0070.08018.18
5.6.140.0070.08018.22
5.6.130.0000.09318.17
5.6.120.0070.05320.91
5.6.110.0130.07721.11
5.6.100.0070.06321.00
5.6.90.0100.03721.11
5.6.80.0130.07720.36
5.5.350.0130.07320.43
5.5.340.0070.03717.92
5.5.330.0100.08020.15
5.5.320.0470.07020.21
5.5.310.0300.07720.28
5.5.300.0000.04717.92
5.5.290.0030.05717.97
5.5.280.0200.07320.84
5.5.270.0030.04020.74
5.5.260.0100.08020.75
5.5.250.0070.09020.78
5.5.240.0230.04720.23
5.4.450.0430.03727.24
5.4.440.0370.05326.15
5.4.430.0270.05026.13
5.4.420.1200.05319.24
5.4.410.0200.04326.13
5.4.400.0270.03326.12
5.4.390.0330.04326.11
5.4.380.0130.05318.71
5.4.370.0200.04718.67
5.4.360.0070.06018.72
5.4.350.0130.05318.50
5.4.340.0200.04318.44
5.4.320.0030.04112.45
5.4.310.0070.03812.45
5.4.300.0120.04412.45
5.4.290.0090.04912.45
5.4.280.0070.05312.34
5.4.270.0130.04812.35
5.4.260.0120.05212.35
5.4.250.0090.04712.35
5.4.240.0130.05112.35
5.4.230.0120.04912.34
5.4.220.0060.05012.34
5.4.210.0130.04512.34
5.4.200.0060.05612.34
5.4.190.0220.09412.33
5.4.180.0180.09412.33
5.4.170.0090.04712.34
5.4.160.0080.04512.34
5.4.150.0070.03812.34
5.4.140.0050.04412.02
5.4.130.0070.05012.01
5.4.120.0050.05611.97
5.4.110.0100.04911.96
5.4.100.0130.04311.96
5.4.90.0150.04511.96
5.4.80.0120.04811.96
5.4.70.0100.05011.96
5.4.60.0060.05411.96
5.4.50.0140.04911.96
5.4.40.0140.04811.95
5.4.30.0140.04611.95
5.4.20.0160.04611.95
5.4.10.0110.04911.95
5.4.00.0110.05111.43
5.3.290.0060.03912.80
5.3.280.0120.05112.71
5.3.270.0150.05312.72
5.3.260.0080.06012.71
5.3.250.0150.05212.72
5.3.240.0100.05612.72
5.3.230.0120.05112.71
5.3.220.0170.04412.68
5.3.210.0140.04912.68
5.3.200.0060.05512.68
5.3.190.0090.05112.68
5.3.180.0110.05312.67
5.3.170.0060.06012.67
5.3.160.0100.05412.67
5.3.150.0110.05112.68
5.3.140.0110.04912.66
5.3.130.0070.05612.66
5.3.120.0080.05612.66
5.3.110.0120.05312.66
5.3.100.0030.05812.12
5.3.90.0080.05512.09
5.3.80.0070.05212.07
5.3.70.0080.05012.07
5.3.60.0080.04912.06
5.3.50.0110.04812.00
5.3.40.0120.04712.00
5.3.30.0130.04511.94
5.3.20.0060.05311.72
5.3.10.0090.05011.69
5.3.00.0140.04711.67
5.2.170.0090.0429.18
5.2.160.0100.0399.17
5.2.150.0080.0439.17
5.2.140.0050.0449.17
5.2.130.0090.0409.13
5.2.120.0070.0439.13
5.2.110.0040.0449.14
5.2.100.0070.0429.14
5.2.90.0050.0439.13
5.2.80.0050.0439.13
5.2.70.0030.0459.13
5.2.60.0070.0419.08
5.2.50.0050.0449.05
5.2.40.0110.0369.03
5.2.30.0040.0459.00
5.2.20.0070.0399.00
5.2.10.0070.0408.92
5.2.00.0100.0408.78
5.1.60.0080.0368.06
5.1.50.0110.0328.05
5.1.40.0110.0348.04
5.1.30.0140.0348.39
5.1.20.0130.0348.41
5.1.10.0040.0408.14
5.1.00.0110.0358.13
5.0.50.0060.0296.61
5.0.40.0050.0306.47
5.0.30.0080.0436.28
5.0.20.0060.0276.26
5.0.10.0070.0286.23
5.0.00.0100.0386.23
4.4.90.0050.0234.78
4.4.80.0040.0254.76
4.4.70.0060.0214.76
4.4.60.0020.0254.75
4.4.50.0070.0264.77
4.4.40.0030.0374.71
4.4.30.0050.0224.76
4.4.20.0070.0214.84
4.4.10.0030.0274.85
4.4.00.0190.0564.75
4.3.110.0050.0514.66
4.3.100.0080.0334.66
4.3.90.0060.0214.63
4.3.80.0040.0334.58
4.3.70.0040.0224.63
4.3.60.0020.0254.63
4.3.50.0040.0244.63
4.3.40.0060.0344.54
4.3.30.0040.0223.28
4.3.20.0030.0233.25
4.3.10.0060.0203.22
4.3.00.0070.02026.11

preferences:
55.14 ms | 400 KiB | 5 Q