3v4l.org

run code in 300+ PHP versions simultaneously
<?php $var1 = '123'; $var2 = '456A'; $var3 = '78'; $var4 = (int) $var2; $var5 = (float) $var2; $var6 = $var2 + 0; $var7 = 0 + $var2; # the weird bit: say("string comparison?"); comparevar("var2 and var3", $var2, $var3); comparevar("var3 and var2", $var3, $var2); say("number comarison?"); comparevar("var3 and var4", $var3, $var4); comparevar("var4 and var3", $var4, $var3); comparevar("var2 and var4", $var2, $var4); comparevar("var4 and var2", $var4, $var2); say("end weird bit"); comparevar("var1 and var2", $var1, $var2); comparevar("var3 and var1", $var3, $var1); comparevar("var2 and var1", $var2, $var1); comparevar("var4 and var5", $var4, $var5); comparevar("var5 and var6", $var5, $var6); comparevar("var6 and var7", $var6, $var7); comparevar("var2 and var4", $var2, $var4); comparevar("var2 and var5", $var2, $var5); comparevar("var2 and var6", $var2, $var6); function comparevar($tag, $arg1, $arg2) { echo("$tag: "); if ($arg1 === $arg2) { say("$arg1 === $arg2"); } if ($arg1 == $arg2) { say("$arg1 == $arg2"); } if ($arg1 < $arg2) { say("$arg1 < $arg2"); } if ($arg1 > $arg2) { say("$arg1 > $arg2"); } } function say($str) { echo $str, "\n"; }

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)
8.3.60.0140.00716.63
8.3.50.0060.01022.79
8.3.40.0090.00618.71
8.3.30.0040.01119.08
8.3.20.0000.00720.33
8.3.10.0050.00323.66
8.3.00.0040.00419.27
8.2.180.0060.00918.16
8.2.170.0140.00022.96
8.2.160.0120.00320.22
8.2.150.0050.00324.18
8.2.140.0040.00424.66
8.2.130.0030.00526.16
8.2.120.0100.00021.02
8.2.110.0090.00020.33
8.2.100.0060.00618.09
8.2.90.0030.00619.23
8.2.80.0030.00617.97
8.2.70.0000.00817.75
8.2.60.0050.00317.93
8.2.50.0030.00718.07
8.2.40.0060.00618.05
8.2.30.0000.00818.16
8.2.20.0000.00817.83
8.2.10.0040.00418.22
8.2.00.0000.00717.70
8.1.280.0190.00325.92
8.1.270.0030.00522.10
8.1.260.0000.00726.35
8.1.250.0000.00728.09
8.1.240.0070.00322.19
8.1.230.0000.01119.14
8.1.220.0080.00017.79
8.1.210.0040.00418.77
8.1.200.0030.00617.23
8.1.190.0060.00317.22
8.1.180.0040.00418.10
8.1.170.0000.00918.50
8.1.160.0080.00022.10
8.1.150.0000.00718.91
8.1.140.0110.00017.54
8.1.130.0000.00717.82
8.1.120.0040.00317.41
8.1.110.0000.00817.47
8.1.100.0040.00417.50
8.1.90.0030.00517.49
8.1.80.0040.00417.42
8.1.70.0030.00317.38
8.1.60.0040.00417.55
8.1.50.0000.00817.45
8.1.40.0040.00417.55
8.1.30.0030.00617.53
8.1.20.0040.00417.65
8.1.10.0000.00817.40
8.1.00.0080.00017.46
8.0.300.0020.00518.77
8.0.290.0080.00016.75
8.0.280.0070.00018.47
8.0.270.0040.00317.29
8.0.260.0000.00617.28
8.0.250.0000.00717.08
8.0.240.0000.00817.10
8.0.230.0000.00717.02
8.0.220.0000.00716.86
8.0.210.0070.00017.01
8.0.200.0030.00317.05
8.0.190.0050.00217.05
8.0.180.0030.00616.98
8.0.170.0040.00417.01
8.0.160.0000.00716.95
8.0.150.0000.00816.93
8.0.140.0000.00816.84
8.0.130.0020.00513.38
8.0.120.0030.00516.96
8.0.110.0050.00316.97
8.0.100.0030.00616.77
8.0.90.0000.00716.89
8.0.80.0080.00817.05
8.0.70.0000.00816.92
8.0.60.0050.00316.98
8.0.50.0040.00417.00
8.0.30.0060.01517.22
8.0.20.0070.01217.40
8.0.10.0000.00716.96
8.0.00.0060.01216.93
7.4.330.0000.00715.00
7.4.320.0000.00716.54
7.4.300.0060.00016.54
7.4.290.0000.00716.55
7.4.280.0040.00416.60
7.4.270.0000.00716.56
7.4.260.0040.00416.46
7.4.250.0000.00716.53
7.4.240.0030.00516.66
7.4.230.0030.00316.61
7.4.220.0090.00916.50
7.4.210.0100.01016.69
7.4.200.0030.00516.62
7.4.160.0060.01316.64
7.4.150.0110.01117.40
7.4.140.0110.00717.86
7.4.130.0090.01016.65
7.4.120.0080.00916.58
7.4.110.0080.01216.57
7.4.100.0140.00616.63
7.4.90.0070.01016.65
7.4.80.0000.01719.39
7.4.70.0070.01016.49
7.4.60.0070.01116.55
7.4.50.0050.00016.66
7.4.40.0080.00816.71
7.4.30.0030.01416.54
7.4.00.0110.00415.00
7.3.330.0000.00713.45
7.3.320.0050.00013.33
7.3.310.0050.00216.44
7.3.300.0000.00616.45
7.3.290.0000.01816.48
7.3.280.0090.00916.48
7.3.270.0140.00317.40
7.3.260.0110.00916.63
7.3.250.0120.00616.60
7.3.240.0120.00916.69
7.3.230.0060.00916.57
7.3.210.0110.00616.47
7.3.200.0150.00619.39
7.3.190.0030.02016.25
7.3.180.0090.00616.48
7.3.170.0090.00916.53
7.3.160.0110.00516.54
7.3.10.0030.01016.61
7.3.00.0040.00716.57
7.2.330.0080.01116.70
7.2.320.0070.01016.48
7.2.310.0070.01616.48
7.2.300.0070.01016.50
7.2.290.0090.01016.75
7.2.130.0090.00916.93
7.2.120.0030.00916.27
7.2.110.0080.00316.95
7.2.100.0000.00916.34
7.2.90.0100.00316.75
7.2.80.0160.00716.75
7.2.70.0110.00616.64
7.2.60.0100.00716.83
7.2.50.0030.01216.74
7.2.40.0030.01016.27
7.2.30.0030.01016.40
7.2.20.0130.00716.58
7.2.10.0140.00717.04
7.2.00.0070.00718.21
7.1.250.0130.00615.43
7.1.200.0110.00915.67
7.1.100.0050.00517.94
7.1.70.0000.01017.21
7.1.60.0040.01219.46
7.1.50.0200.00734.48
7.1.00.0000.07722.36
7.0.200.0050.00316.86
7.0.140.0130.06722.10
7.0.60.0030.04019.94
7.0.50.0030.04017.97
7.0.40.0030.08720.30
7.0.30.0500.07320.09
7.0.20.0070.05020.21
7.0.10.0030.07720.20
7.0.00.0070.06020.23
5.6.280.0100.06721.04
5.6.210.0200.06720.73
5.6.200.0130.07718.16
5.6.190.0100.08320.41
5.6.180.2970.04320.41
5.6.170.0370.07720.53
5.6.160.0070.08020.54
5.6.150.0000.09018.18
5.6.140.0130.07718.29
5.6.130.0000.08718.20
5.6.120.0100.04020.89
5.6.110.0000.04721.13
5.6.100.0130.07320.91
5.6.90.0070.07321.12
5.6.80.0130.07020.39
5.5.350.0300.07320.45
5.5.340.0100.08317.98
5.5.330.0070.04320.38
5.5.320.0370.05020.27
5.5.310.0170.04720.36
5.5.300.0000.08317.93
5.5.290.0070.06318.00
5.5.280.0200.02720.79
5.5.270.0100.07020.74
5.5.260.0070.05020.90
5.5.250.0070.03720.51
5.5.240.0200.07020.09
5.4.450.0200.04019.50
5.4.440.0400.04319.46
5.4.430.0500.04019.55
5.4.420.0830.04319.48
5.4.410.0430.02319.36
5.4.400.0170.04019.22
5.4.390.0400.04019.13
5.4.380.0270.05718.75
5.4.370.0430.06018.74
5.4.360.0170.06018.63
5.4.350.0400.06018.60
5.4.340.0500.04318.80
5.4.320.0070.05212.52
5.4.310.0040.04212.52
5.4.300.0090.03312.52
5.4.290.0050.03912.52
5.4.280.0050.04612.41
5.4.270.0100.03112.41
5.4.260.0050.03812.41
5.4.250.0040.03912.42
5.4.240.0070.03412.41
5.4.230.0060.03712.41
5.4.220.0060.04012.41
5.4.210.0080.04712.41
5.4.200.0060.04012.41
5.4.190.0060.03612.41
5.4.180.0090.03712.41
5.4.170.0030.03812.41
5.4.160.0050.03612.40
5.4.150.0050.03712.40
5.4.140.0050.03812.09
5.4.130.0060.03612.08
5.4.120.0050.03712.03
5.4.110.0050.03712.03
5.4.100.0050.03712.03
5.4.90.0030.03912.02
5.4.80.0070.03512.03
5.4.70.0070.03312.03
5.4.60.0030.03712.02
5.4.50.0090.03212.02
5.4.40.0070.03312.01
5.4.30.0080.03412.01
5.4.20.0080.03312.01
5.4.10.0040.03612.01
5.4.00.0060.03611.50
5.3.290.0060.04512.80
5.3.280.0060.03712.71
5.3.270.0060.03912.73
5.3.260.0040.04012.72
5.3.250.0080.04012.72
5.3.240.0060.03712.72
5.3.230.0040.04012.71
5.3.220.0070.03712.68
5.3.210.0040.04112.68
5.3.200.0040.03912.68
5.3.190.0080.03612.68
5.3.180.0060.03712.67
5.3.170.0090.03412.67
5.3.160.0060.03712.68
5.3.150.0060.03712.67
5.3.140.0080.03512.66
5.3.130.0050.04012.66
5.3.120.0060.03912.66
5.3.110.0090.03612.66
5.3.100.0060.03812.13
5.3.90.0050.03712.12
5.3.80.0030.03912.12
5.3.70.0080.03412.12
5.3.60.0040.03812.10
5.3.50.0050.03712.05
5.3.40.0040.04012.04
5.3.30.0020.03812.00
5.3.20.0070.03411.79
5.3.10.0060.03511.75
5.3.00.0030.04111.74
5.2.170.0030.0329.24
5.2.160.0040.0309.24
5.2.150.0050.0319.24
5.2.140.0060.0309.23
5.2.130.0040.0309.20
5.2.120.0060.0279.20
5.2.110.0060.0289.20
5.2.100.0020.0309.20
5.2.90.0010.0329.20
5.2.80.0060.0289.20
5.2.70.0060.0289.20
5.2.60.0020.0339.16
5.2.50.0050.0299.13
5.2.40.0050.0289.10
5.2.30.0070.0279.07
5.2.20.0070.0289.06
5.2.10.0040.0288.98
5.2.00.0070.0278.84
5.1.60.0050.0238.13
5.1.50.0070.0228.13
5.1.40.0000.0298.11
5.1.30.0040.0268.45
5.1.20.0060.0258.48
5.1.10.0020.0288.21
5.1.00.0060.0258.21
5.0.50.0050.0196.70
5.0.40.0030.0206.56
5.0.30.0040.0316.37
5.0.20.0040.0186.34
5.0.10.0030.0246.32
5.0.00.0030.0316.32
4.4.90.0040.0144.78
4.4.80.0030.0164.75
4.4.70.0010.0184.75
4.4.60.0040.0154.75
4.4.50.0030.0154.77
4.4.40.0030.0254.71
4.4.30.0000.0184.76
4.4.20.0030.0154.85
4.4.10.0000.0184.85
4.4.00.0030.0244.76
4.3.110.0040.0144.66
4.3.100.0060.0124.66
4.3.90.0040.0164.64
4.3.80.0040.0234.62
4.3.70.0030.0144.63
4.3.60.0000.0174.63
4.3.50.0010.0174.62
4.3.40.0040.0234.57
4.3.30.0030.0173.37
4.3.20.0010.0173.35
4.3.10.0010.0173.31
4.3.00.0030.01315.68

preferences:
43.38 ms | 401 KiB | 5 Q