3v4l.org

run code in 300+ PHP versions simultaneously
<?php //I'm a comment $i = 'this is a test'; $string = $i . 'just do it'; //I'm a comment2 $a = '12345'; $b = md5($a); echo $string; echo $b; return true;

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)
8.3.40.0110.00418.67
8.3.30.0070.00718.85
8.3.20.0040.00420.04
8.3.10.0040.00421.79
8.3.00.0040.00417.80
8.2.170.0040.01122.96
8.2.160.0080.00820.24
8.2.150.0040.00424.18
8.2.140.0040.00424.66
8.2.130.0000.00726.16
8.2.120.0040.00420.94
8.2.110.0060.00320.58
8.2.100.0040.00817.72
8.2.90.0000.00817.63
8.2.80.0030.00518.79
8.2.70.0060.00318.04
8.2.60.0000.00818.16
8.2.50.0000.00918.10
8.2.40.0040.00419.34
8.2.30.0070.00019.24
8.2.20.0000.00717.59
8.2.10.0040.00418.11
8.2.00.0000.00817.84
8.1.270.0030.00523.96
8.1.260.0080.00026.35
8.1.250.0050.00328.09
8.1.240.0100.00023.95
8.1.230.0080.00322.10
8.1.220.0040.00417.77
8.1.210.0060.00318.77
8.1.200.0100.00017.35
8.1.190.0030.00717.23
8.1.180.0070.00018.69
8.1.170.0050.00318.39
8.1.160.0030.00618.92
8.1.150.0040.00418.84
8.1.140.0040.00417.44
8.1.130.0030.00317.81
8.1.120.0020.00517.28
8.1.110.0040.00417.37
8.1.100.0000.00717.23
8.1.90.0000.00717.40
8.1.80.0000.00717.40
8.1.70.0030.00317.34
8.1.60.0040.00417.39
8.1.50.0000.00717.42
8.1.40.0030.00517.50
8.1.30.0090.00017.46
8.1.20.0000.00817.54
8.1.10.0040.00417.36
8.1.00.0000.00917.30
8.0.300.0040.00418.77
8.0.290.0040.00416.63
8.0.280.0040.00418.49
8.0.270.0050.00217.12
8.0.260.0030.00317.30
8.0.250.0000.00716.92
8.0.240.0000.00816.81
8.0.230.0000.00816.78
8.0.220.0000.00716.85
8.0.210.0000.00716.87
8.0.200.0000.00616.98
8.0.190.0070.00016.89
8.0.180.0040.00416.83
8.0.170.0040.00416.73
8.0.160.0030.00616.85
8.0.150.0080.00016.77
8.0.140.0000.00716.87
8.0.130.0030.00313.25
8.0.120.0000.00816.87
8.0.110.0030.00616.92
8.0.100.0000.00716.69
8.0.90.0070.00016.71
8.0.80.0070.01416.93
8.0.70.0030.00516.74
8.0.60.0000.00716.86
8.0.50.0040.00416.89
8.0.30.0120.00617.11
8.0.20.0160.00717.40
8.0.10.0040.00416.82
8.0.00.0070.01016.61
7.4.330.0060.00015.00
7.4.320.0060.00016.33
7.4.300.0030.00516.52
7.4.290.0030.00316.34
7.4.280.0000.00716.33
7.4.270.0000.00716.42
7.4.260.0000.00716.43
7.4.250.0040.00416.40
7.4.240.0020.00616.48
7.4.230.0000.00716.31
7.4.220.0060.01316.39
7.4.210.0140.00016.50
7.4.200.0000.00716.41
7.4.160.0040.01216.44
7.4.150.0140.01017.40
7.4.140.0130.00817.86
7.4.130.0080.01016.53
7.4.120.0130.01116.48
7.4.110.0090.00916.48
7.4.100.0070.01116.61
7.4.90.0060.01016.49
7.4.80.0090.00919.39
7.4.70.0060.01216.44
7.4.60.0090.00616.62
7.4.50.0040.00416.38
7.4.40.0150.00916.58
7.4.30.0080.00816.50
7.4.00.0000.01714.77
7.3.330.0000.00712.95
7.3.320.0050.00013.02
7.3.310.0000.00716.04
7.3.300.0070.00016.08
7.3.290.0100.00316.22
7.3.280.0070.01116.16
7.3.270.0140.00417.40
7.3.260.0100.01016.11
7.3.250.0110.00616.18
7.3.240.0110.00716.25
7.3.230.0100.00716.39
7.3.210.0070.01016.51
7.3.200.0140.00719.39
7.3.190.0110.00816.16
7.3.180.0120.00916.36
7.3.170.0030.01416.45
7.3.160.0060.01016.25
7.2.330.0100.00716.32
7.2.320.0120.00616.67
7.2.310.0070.01016.39
7.2.300.0070.01016.34
7.2.290.0030.01316.46
7.2.60.0110.00016.92
7.1.200.0000.01315.23
7.1.100.1860.01018.28
7.1.70.0000.01117.37
7.1.60.0170.01019.40
7.1.50.0040.01817.01
7.1.00.0100.07022.40
7.0.200.0030.00616.46
7.0.140.0000.06721.90
7.0.100.0070.03020.06
7.0.90.0070.04019.95
7.0.80.0100.08019.96
7.0.70.0200.06719.89
7.0.60.0230.04720.06
7.0.50.0230.07320.32
7.0.40.0030.06320.18
7.0.30.0070.07720.19
7.0.20.0030.08720.00
7.0.10.0100.07020.09
7.0.00.0070.08020.04
5.6.280.0030.07321.06
5.6.250.0130.03320.66
5.6.240.0030.03720.69
5.6.230.0030.05020.59
5.6.220.0000.04720.70
5.6.210.0100.08020.60
5.6.200.0200.06721.05
5.6.190.0100.06321.02
5.6.180.0100.07021.08
5.6.170.0070.08321.01
5.6.160.0000.08720.93
5.6.150.0030.06020.95
5.6.140.0130.07321.00
5.6.130.0100.08021.00
5.6.120.0100.08021.07
5.6.110.0100.07720.87
5.6.100.0100.08320.89
5.6.90.0130.05321.02
5.6.80.0030.08720.34
5.6.70.0170.06020.39
5.6.60.0100.04020.39
5.6.50.0100.06020.45
5.6.40.0070.03720.36
5.6.30.0070.03720.52
5.6.20.0070.06720.46
5.6.10.0100.06720.29
5.6.00.0070.07320.29
5.5.380.0070.05320.35
5.5.370.0100.05020.34
5.5.360.0070.08020.50
5.5.350.0030.08720.41
5.5.340.0200.06320.92
5.5.330.0030.08720.88
5.5.320.0070.05320.91
5.5.310.0100.05720.91
5.5.300.0100.08020.86
5.5.290.0000.05020.82
5.5.280.0070.06320.90
5.5.270.0170.07020.82
5.5.260.0130.07320.90
5.5.250.0200.07020.73
5.5.240.0100.06320.11
5.5.230.0030.04320.11
5.5.220.0200.06720.01
5.5.210.0100.06020.25
5.5.200.0100.04720.22
5.5.190.0130.07320.16
5.5.180.0030.07020.17
5.5.160.0070.06320.23
5.5.150.0030.06720.26
5.5.140.0130.06719.94
5.5.130.0100.07720.10
5.5.120.0000.08020.11
5.5.110.0030.05320.24
5.5.100.0030.08020.07
5.5.90.0030.06019.95
5.5.80.0030.06720.10
5.5.70.0100.07320.09
5.5.60.0100.08020.02
5.5.50.0070.04720.07
5.5.40.0100.07319.91
5.5.30.0030.08320.14
5.5.20.0030.07020.04
5.5.10.0130.06320.00
5.5.00.0030.05720.02
5.4.450.0100.04019.11
5.4.440.0130.06319.37
5.4.430.0130.08019.13
5.4.420.0100.08319.30
5.4.410.0130.05319.00
5.4.400.0130.06319.05
5.4.390.0000.05019.07
5.4.380.0030.07018.81
5.4.370.0070.04019.05
5.4.360.0130.06718.78
5.4.350.0070.03718.98
5.4.340.0030.07019.04
5.4.320.0030.07718.96
5.4.310.0170.06719.14
5.4.300.0070.03719.03
5.4.290.0000.07319.14
5.4.280.0070.06319.11
5.4.270.0030.07719.04
5.4.260.0200.06319.05
5.4.250.0130.06318.80
5.4.240.0130.05318.96
5.4.230.0100.07019.02
5.4.220.0070.08019.02
5.4.210.0070.07719.19
5.4.200.0070.08318.93
5.4.190.0000.05018.95
5.4.180.0030.07719.01
5.4.170.0200.06318.96
5.4.160.0070.05018.92
5.4.150.0070.04319.09
5.4.140.0100.03316.22
5.4.130.0100.05016.29
5.4.120.0100.05716.23
5.4.110.0000.07716.34
5.4.100.0000.04316.25
5.4.90.0000.07716.23
5.4.80.0100.06316.43
5.4.70.0200.05716.42
5.4.60.0070.05316.23
5.4.50.0070.07316.39
5.4.40.0130.03316.36
5.4.30.0070.06716.28
5.4.20.0070.07316.23
5.4.10.0000.04716.18
5.4.00.0100.06715.52
5.3.290.0070.07314.61
5.3.280.0100.07714.50
5.3.270.0070.07714.53
5.3.260.0100.04714.57
5.3.250.0100.07014.44
5.3.240.0000.05714.51
5.3.230.0130.06714.43
5.3.220.0000.08314.38
5.3.210.0000.08014.42
5.3.200.0030.07314.54
5.3.190.0070.06314.42
5.3.180.0100.06714.54
5.3.170.0130.06714.54
5.3.160.0130.03714.52
5.3.150.0070.08014.41
5.3.140.0100.06714.38
5.3.130.0130.07014.54
5.3.120.0000.04714.41
5.3.110.0030.04314.55
5.3.100.0130.06313.86
5.3.90.0030.05713.88
5.3.80.0000.06313.77
5.3.70.0100.06714.01
5.3.60.0070.06713.96
5.3.50.0070.08013.80
5.3.40.0200.06013.92
5.3.30.0100.07313.91
5.3.20.0070.04713.64
5.3.10.0130.05713.40
5.3.00.0000.07713.54
5.2.170.0070.03311.59
5.2.160.0100.03711.59
5.2.150.0070.06311.59
5.2.140.0070.04311.59
5.2.130.0030.06011.59
5.2.120.0030.06711.59
5.2.110.0070.05711.59
5.2.100.0100.05311.59
5.2.90.0030.03311.59
5.2.80.0070.06711.59
5.2.70.0000.06711.59
5.2.60.0100.06011.59
5.2.50.0030.06011.59
5.2.40.0030.06311.59
5.2.30.0130.05011.59
5.2.20.0000.03711.59
5.2.10.0030.04711.59
5.2.00.0030.06311.59
5.1.60.0070.04711.59
5.1.50.0070.03011.59
5.1.40.0130.04011.59
5.1.30.0070.04711.59
5.1.20.0000.06011.59
5.1.10.0030.05011.59
5.1.00.0170.04311.59
5.0.50.0030.04711.59
5.0.40.0070.03711.59
5.0.30.0070.03011.59
5.0.20.0030.02711.59
5.0.10.0030.04011.59
5.0.00.0070.05711.59
4.4.90.0000.03011.59
4.4.80.0070.03011.59
4.4.70.0070.03311.59
4.4.60.0000.03011.59
4.4.50.0000.03711.59
4.4.40.0000.03711.59
4.4.30.0130.01711.59
4.4.20.0030.03311.59
4.4.10.0000.02011.59
4.4.00.0100.03711.59
4.3.110.0100.01011.59
4.3.100.0070.03011.59
4.3.90.0030.03311.59
4.3.80.0030.05011.59
4.3.70.0100.03011.59
4.3.60.0030.03311.59
4.3.50.0030.02011.59
4.3.40.0000.03311.59
4.3.30.0000.03711.59
4.3.20.0000.03311.59
4.3.10.0070.02711.59
4.3.00.0030.03011.59

preferences:
43.78 ms | 400 KiB | 5 Q