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; comparevar("var1 and var2", $var1, $var2); comparevar("var2 and var3", $var2, $var3); comparevar("var3 and var2", $var3, $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)
8.3.60.0160.00716.75
8.3.50.0080.00922.82
8.3.40.0150.00618.70
8.3.30.0090.00619.21
8.3.20.0000.00720.34
8.3.10.0080.00023.61
8.3.00.0030.00519.26
8.2.180.0110.00418.29
8.2.170.0120.00322.96
8.2.160.0140.00020.45
8.2.150.0000.00824.18
8.2.140.0080.00024.66
8.2.130.0030.00526.16
8.2.120.0050.00319.25
8.2.110.0090.00021.19
8.2.100.0090.00317.91
8.2.90.0000.00819.27
8.2.80.0040.00417.97
8.2.70.0030.00617.63
8.2.60.0030.00617.93
8.2.50.0040.00418.07
8.2.40.0100.00018.34
8.2.30.0090.00018.21
8.2.20.0070.00017.79
8.2.10.0000.00718.05
8.2.00.0040.00417.89
8.1.280.0060.01225.92
8.1.270.0030.00623.96
8.1.260.0040.00426.35
8.1.250.0000.00828.09
8.1.240.0030.00721.13
8.1.230.0080.00417.42
8.1.220.0000.00817.78
8.1.210.0050.00318.77
8.1.200.0030.00617.36
8.1.190.0030.00617.23
8.1.180.0060.00318.10
8.1.170.0030.00518.65
8.1.160.0090.00021.90
8.1.150.0070.00018.99
8.1.140.0030.00617.49
8.1.130.0030.00317.79
8.1.120.0070.00017.44
8.1.110.0040.00417.45
8.1.100.0000.00717.39
8.1.90.0080.00017.39
8.1.80.0040.00417.40
8.1.70.0040.00417.45
8.1.60.0060.00317.68
8.1.50.0040.00417.61
8.1.40.0040.00417.54
8.1.30.0030.00517.54
8.1.20.0030.00517.64
8.1.10.0020.00517.56
8.1.00.0000.00717.38
8.0.300.0030.00518.77
8.0.290.0030.00616.88
8.0.280.0000.00718.39
8.0.270.0040.00417.21
8.0.260.0050.00217.21
8.0.250.0000.00717.07
8.0.240.0040.00417.05
8.0.230.0040.00416.93
8.0.220.0000.00716.90
8.0.210.0040.00316.88
8.0.200.0040.00416.99
8.0.190.0040.00417.06
8.0.180.0050.00317.06
8.0.170.0040.00417.00
8.0.160.0000.00716.99
8.0.150.0030.00516.96
8.0.140.0040.00416.71
8.0.130.0000.00613.44
8.0.120.0080.00016.96
8.0.110.0040.00416.92
8.0.100.0080.00017.11
8.0.90.0070.00016.84
8.0.80.0000.01517.06
8.0.70.0000.00716.98
8.0.60.0070.00016.86
8.0.50.0000.00817.05
8.0.30.0080.01117.17
8.0.20.0110.01017.40
8.0.10.0030.00517.13
8.0.00.0070.01116.81
7.4.330.0060.00015.00
7.4.320.0000.00716.51
7.4.300.0000.00616.68
7.4.290.0000.00816.50
7.4.280.0000.00816.68
7.4.270.0070.00016.54
7.4.260.0040.00416.49
7.4.250.0080.00016.62
7.4.240.0030.00516.55
7.4.230.0000.00716.53
7.4.220.0090.00916.63
7.4.210.0080.00816.65
7.4.200.0070.00016.72
7.4.160.0060.01216.77
7.4.150.0100.01017.40
7.4.140.0120.00817.86
7.4.130.0050.01416.52
7.4.120.0090.01116.65
7.4.110.0100.00716.52
7.4.100.0120.00616.71
7.4.90.0090.00916.63
7.4.80.0050.01419.39
7.4.70.0150.00216.53
7.4.60.0060.01116.70
7.4.50.0000.00516.79
7.4.40.0080.01216.81
7.4.30.0110.00616.49
7.4.00.0100.00715.09
7.3.330.0060.00013.46
7.3.320.0000.00613.44
7.3.310.0070.00016.50
7.3.300.0040.00416.41
7.3.290.0030.01816.57
7.3.280.0040.01016.47
7.3.270.0100.00717.40
7.3.260.0080.01216.45
7.3.250.0140.00816.67
7.3.240.0120.00616.57
7.3.230.0080.00816.71
7.3.210.0110.00616.44
7.3.200.0100.01319.39
7.3.190.0070.01416.44
7.3.180.0030.01216.38
7.3.170.0150.00616.70
7.3.160.0120.00416.70
7.3.120.0090.00915.11
7.3.110.0110.00714.99
7.3.100.0000.01415.13
7.3.90.0140.00414.89
7.3.80.0070.00714.89
7.3.70.0070.00714.73
7.3.60.0060.00715.00
7.3.50.0060.00914.92
7.3.40.0030.01014.82
7.3.30.0070.00714.89
7.3.20.0000.01516.57
7.3.10.0090.00616.34
7.3.00.0100.00316.66
7.2.330.0140.00316.66
7.2.320.0080.00816.40
7.2.310.0130.00616.48
7.2.300.0070.01016.74
7.2.290.0160.00416.42
7.2.250.0070.01014.75
7.2.240.0030.01715.30
7.2.230.0030.01415.03
7.2.220.0060.01014.96
7.2.210.0040.01515.13
7.2.200.0080.00414.89
7.2.190.0100.00714.84
7.2.180.0140.00315.02
7.2.170.0130.00014.85
7.2.80.0080.00416.74
7.2.60.0040.01216.80
7.2.00.0040.01219.10
7.1.330.0090.00315.80
7.1.320.0090.00615.51
7.1.310.0070.01015.41
7.1.300.0070.00416.02
7.1.290.0070.00715.66
7.1.280.0080.00415.79
7.1.270.0080.00415.90
7.1.260.0090.00615.74
7.1.200.0070.00715.74
7.1.100.0090.00318.11
7.1.70.0030.00717.12
7.1.60.0140.01019.46
7.1.50.0110.01116.86
7.1.00.0070.07322.33
7.0.200.0030.01016.86
7.0.140.0030.07322.09
7.0.60.0030.04019.95
7.0.50.0100.07017.88
7.0.40.0030.05720.13
7.0.30.0300.08020.07
7.0.20.0100.05320.25
7.0.10.0000.05020.10
7.0.00.0100.05320.29
5.6.280.0070.07020.79
5.6.210.0100.07020.72
5.6.200.0000.06318.23
5.6.190.0030.04720.34
5.6.180.2830.04320.54
5.6.170.0200.05020.55
5.6.160.0100.04320.54
5.6.150.0100.07718.14
5.6.140.0100.07718.13
5.6.130.0100.08018.23
5.6.120.0200.07020.74
5.6.110.0030.04320.91
5.6.100.0130.08021.00
5.6.90.0070.09020.91
5.6.80.0170.05720.43
5.5.350.0330.07320.45
5.5.340.0070.08318.07
5.5.330.0030.05020.21
5.5.320.0370.07020.38
5.5.310.0330.03320.26
5.5.300.0030.04717.99
5.5.290.0200.06317.96
5.5.280.0030.04020.99
5.5.270.0170.04720.79
5.5.260.0200.07320.77
5.5.250.0030.04320.51
5.5.240.0130.08020.37
5.4.450.0270.04319.21
5.4.440.0270.04719.47
5.4.430.0230.04319.38
5.4.420.0200.04319.64
5.4.410.0200.05319.41
5.4.400.0430.03719.18
5.4.390.0170.04318.99
5.4.380.0430.05718.78
5.4.370.0430.04718.78
5.4.360.0500.04018.55
5.4.350.0270.06318.83
5.4.340.0400.05018.74
5.4.320.0080.03412.52
5.4.310.0040.04012.52
5.4.300.0080.03512.52
5.4.290.0040.04012.51
5.4.280.0040.03812.41
5.4.270.0040.03812.41
5.4.260.0060.04212.41
5.4.250.0050.03912.41
5.4.240.0070.03512.41
5.4.230.0050.04012.40
5.4.220.0080.03512.40
5.4.210.0100.03212.41
5.4.200.0040.04012.40
5.4.190.0070.03512.39
5.4.180.0060.04312.40
5.4.170.0060.05112.41
5.4.160.0120.03012.40
5.4.150.0090.03312.40
5.4.140.0070.03812.09
5.4.130.0080.03712.07
5.4.120.0060.03612.03
5.4.110.0020.04012.02
5.4.100.0070.04412.03
5.4.90.0050.04812.02
5.4.80.0100.03412.02
5.4.70.0030.03812.02
5.4.60.0050.03612.02
5.4.50.0080.03512.02
5.4.40.0060.03812.00
5.4.30.0070.03412.00
5.4.20.0030.03812.01
5.4.10.0070.03412.01
5.4.00.0040.03811.50
5.3.290.0050.04112.80
5.3.280.0060.03712.71
5.3.270.0060.03812.73
5.3.260.0040.04112.72
5.3.250.0060.03712.72
5.3.240.0040.03912.72
5.3.230.0050.03912.71
5.3.220.0050.03812.68
5.3.210.0060.03912.68
5.3.200.0050.03812.68
5.3.190.0060.03612.68
5.3.180.0040.03812.67
5.3.170.0080.03412.67
5.3.160.0100.03512.68
5.3.150.0050.03712.67
5.3.140.0070.03612.66
5.3.130.0040.04012.66
5.3.120.0060.04012.66
5.3.110.0060.03912.66
5.3.100.0050.03712.14
5.3.90.0050.03712.12
5.3.80.0040.03812.11
5.3.70.0060.04112.11
5.3.60.0090.04112.10
5.3.50.0070.03912.04
5.3.40.0060.03612.04
5.3.30.0050.03612.00
5.3.20.0110.03011.78
5.3.10.0070.03411.75
5.3.00.0060.03611.74
5.2.170.0060.0299.24
5.2.160.0080.0269.24
5.2.150.0090.0359.24
5.2.140.0060.0299.24
5.2.130.0080.0529.20
5.2.120.0030.0319.20
5.2.110.0080.0259.20
5.2.100.0040.0339.20
5.2.90.0060.0369.20
5.2.80.0070.0389.19
5.2.70.0070.0439.19
5.2.60.0020.0339.14
5.2.50.0060.0299.12
5.2.40.0070.0279.09
5.2.30.0010.0349.07
5.2.20.0040.0309.05
5.2.10.0070.0258.98
5.2.00.0030.0318.84
5.1.60.0060.0268.13
5.1.50.0020.0358.12
5.1.40.0050.0238.10
5.1.30.0040.0428.45
5.1.20.0030.0368.47
5.1.10.0040.0478.20
5.1.00.0060.0248.20
5.0.50.0060.0356.69
5.0.40.0030.0206.55
5.0.30.0040.0426.36
5.0.20.0060.0166.34
5.0.10.0030.0206.32
5.0.00.0080.0416.32
4.4.90.0020.0164.78
4.4.80.0030.0154.75
4.4.70.0030.0154.76
4.4.60.0070.0114.76
4.4.50.0020.0164.77
4.4.40.0030.0254.71
4.4.30.0020.0164.76
4.4.20.0060.0244.84
4.4.10.0050.0204.84
4.4.00.0020.0264.76
4.3.110.0020.0164.67
4.3.100.0040.0144.66
4.3.90.0020.0164.63
4.3.80.0040.0304.61
4.3.70.0040.0174.63
4.3.60.0050.0264.63
4.3.50.0030.0194.62
4.3.40.0040.0334.55
4.3.30.0030.0223.36
4.3.20.0020.0213.35
4.3.10.0030.0253.30
4.3.00.0030.02015.68

preferences:
42.77 ms | 401 KiB | 5 Q