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 var1", $var3, $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, $arg2) { say($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)
8.3.60.0160.00316.63
8.3.50.0080.00922.99
8.3.40.0120.00318.67
8.3.30.0110.00419.10
8.3.20.0070.00020.16
8.3.10.0040.00423.52
8.3.00.0080.00019.38
8.2.180.0130.00318.04
8.2.170.0070.00722.96
8.2.160.0080.00820.52
8.2.150.0050.00324.18
8.2.140.0060.00324.66
8.2.130.0040.00426.16
8.2.120.0000.00820.96
8.2.110.0060.00320.45
8.2.100.0040.00817.72
8.2.90.0060.00319.10
8.2.80.0050.00317.97
8.2.70.0030.00517.75
8.2.60.0040.00417.93
8.2.50.0040.00418.07
8.2.40.0060.00618.16
8.2.30.0080.00018.14
8.2.20.0050.00317.83
8.2.10.0070.00018.03
8.2.00.0040.00417.89
8.1.280.0090.00625.92
8.1.270.0040.00423.84
8.1.260.0070.00026.35
8.1.250.0000.00728.09
8.1.240.0130.00323.98
8.1.230.0040.00719.01
8.1.220.0040.00417.74
8.1.210.0080.00018.77
8.1.200.0030.00617.23
8.1.190.0040.00417.12
8.1.180.0030.00618.10
8.1.170.0040.00418.63
8.1.160.0080.00022.09
8.1.150.0040.00418.87
8.1.140.0090.00017.48
8.1.130.0030.00317.89
8.1.120.0030.00317.45
8.1.110.0000.00717.43
8.1.100.0030.00517.45
8.1.90.0000.00717.38
8.1.80.0070.00017.51
8.1.70.0030.00317.41
8.1.60.0030.00617.61
8.1.50.0000.00817.40
8.1.40.0000.00717.52
8.1.30.0060.00317.61
8.1.20.0000.00717.64
8.1.10.0000.00717.51
8.1.00.0030.00517.33
8.0.300.0000.00720.07
8.0.290.0040.00416.75
8.0.280.0070.00018.47
8.0.270.0030.00317.29
8.0.260.0000.00717.24
8.0.250.0030.00417.03
8.0.240.0040.00417.04
8.0.230.0000.00717.05
8.0.220.0070.00016.89
8.0.210.0040.00417.02
8.0.200.0030.00316.96
8.0.190.0040.00417.04
8.0.180.0000.01016.98
8.0.170.0000.00816.92
8.0.160.0040.00416.85
8.0.150.0000.00717.00
8.0.140.0070.00016.76
8.0.130.0040.00413.38
8.0.120.0080.00016.91
8.0.110.0040.00416.97
8.0.100.0040.00416.88
8.0.90.0040.00416.78
8.0.80.0120.00416.94
8.0.70.0000.00716.82
8.0.60.0050.00316.94
8.0.50.0000.00817.02
8.0.30.0120.00817.27
8.0.20.0090.01117.40
8.0.10.0090.00017.14
8.0.00.0070.01116.69
7.4.330.0070.00015.00
7.4.320.0000.00616.39
7.4.300.0000.00616.61
7.4.290.0070.00016.59
7.4.280.0040.00416.65
7.4.270.0030.00316.63
7.4.260.0040.00416.63
7.4.250.0040.00416.61
7.4.240.0020.00616.63
7.4.230.0070.00016.44
7.4.220.0070.01116.48
7.4.210.0050.01016.60
7.4.200.0000.00716.67
7.4.160.0120.00616.53
7.4.150.0070.01117.40
7.4.140.0130.00517.86
7.4.130.0130.00716.57
7.4.120.0110.01316.60
7.4.110.0130.00516.70
7.4.100.0090.00916.64
7.4.90.0030.01316.46
7.4.80.0090.00919.39
7.4.70.0120.00616.49
7.4.60.0080.01316.68
7.4.50.0060.00016.38
7.4.40.0060.01216.39
7.4.30.0130.00716.56
7.4.00.0100.00714.70
7.3.330.0000.00613.40
7.3.320.0030.00313.40
7.3.310.0070.00016.32
7.3.300.0070.00016.33
7.3.290.0080.00816.43
7.3.280.0030.01216.42
7.3.270.0110.00617.40
7.3.260.0170.00416.44
7.3.250.0130.00516.52
7.3.240.0030.01416.40
7.3.230.0090.00916.39
7.3.210.0170.00016.70
7.3.200.0140.00519.39
7.3.190.0090.01216.40
7.3.180.0100.01316.44
7.3.170.0030.01216.46
7.3.160.0100.00616.53
7.2.330.0090.00916.47
7.2.320.0070.01016.43
7.2.310.0030.02016.59
7.2.300.0070.01016.63
7.2.290.0000.01716.77
7.2.60.0080.00316.82
7.2.00.0040.00819.21
7.1.200.0070.00315.68
7.1.70.0000.01116.82
7.1.60.0040.00817.01
7.1.50.0030.01416.98
7.1.00.0070.07322.40
7.0.200.0000.01316.87
7.0.140.0030.07322.23
7.0.60.0070.08319.88
7.0.50.0070.06717.89
7.0.40.0100.04020.09
7.0.30.0430.05720.21
7.0.20.0330.07320.30
7.0.10.0100.08720.23
7.0.00.0200.05320.09
5.6.280.0000.07721.00
5.6.210.0100.07320.76
5.6.200.0100.05318.22
5.6.190.0070.07720.42
5.6.180.0270.08320.61
5.6.170.0330.07720.47
5.6.160.0170.06720.46
5.6.150.0100.07318.15
5.6.140.0000.04718.15
5.6.130.0130.06718.29
5.6.120.0030.05021.06
5.6.110.0030.04321.16
5.6.100.0100.08021.02
5.6.90.0030.07721.09
5.6.80.0170.07020.42
5.5.350.0130.07720.54
5.5.340.0030.04318.00
5.5.330.0030.05320.43
5.5.320.0070.05020.19
5.5.310.0200.07720.36
5.5.300.0030.08718.04
5.5.290.0000.04717.98
5.5.280.0030.04320.66
5.5.270.0070.07020.90
5.5.260.0130.07720.89
5.5.250.0100.08320.79
5.5.240.3370.04020.05
5.4.450.0330.06319.55
5.4.440.0270.06019.20
5.4.430.0370.07019.54
5.4.420.0330.04019.45
5.4.410.0270.04319.42
5.4.400.0330.04319.32
5.4.390.0400.05719.09
5.4.380.0430.06019.19
5.4.370.0300.04319.23
5.4.360.0230.07318.98
5.4.350.0270.08019.06
5.4.340.0270.07719.15
5.4.320.0300.06319.25
5.4.310.0300.04319.08
5.4.300.0370.06719.16
5.4.290.0230.03719.09
5.4.280.0330.06319.10
5.4.270.0230.03319.31
5.4.260.0300.03719.09
5.4.250.0330.05719.08
5.4.240.0230.04719.24
5.4.230.0270.04018.99
5.4.220.0330.05719.15
5.4.210.0200.06319.07
5.4.200.0270.03719.24
5.4.190.0330.03718.97
5.4.180.0270.03719.00
5.4.170.0500.05019.21
5.4.160.0500.02719.18
5.4.150.0270.04319.20
5.4.140.0300.03316.44
5.4.130.0370.04316.39
5.4.120.0300.03316.33
5.4.110.0300.03316.51
5.4.100.0270.04316.64
5.4.90.0370.06016.45
5.4.80.0330.05016.22
5.4.70.0330.05716.29
5.4.60.0170.04716.54
5.4.50.0230.03316.14
5.4.40.0270.06716.24
5.4.30.0230.06016.53
5.4.20.0270.07016.54
5.4.10.0270.06716.51
5.4.00.0270.03315.78
5.3.290.0230.04014.57
5.3.280.0430.03314.61
5.3.270.0430.05314.86
5.3.260.0300.04014.60
5.3.250.0330.04014.61
5.3.240.0230.07714.71
5.3.230.0300.08014.76
5.3.220.0270.03714.48
5.3.210.0200.05714.79
5.3.200.0200.04014.59
5.3.190.0300.04014.65
5.3.180.0400.06714.54
5.3.170.0270.05714.54
5.3.160.0170.04314.65
5.3.150.0300.06014.62
5.3.140.0230.04714.54
5.3.130.0300.05014.56
5.3.120.0300.06014.53
5.3.110.0230.04314.53
5.3.100.0400.03314.01
5.3.90.0270.03013.93
5.3.80.0200.03714.10
5.3.70.0230.04013.93
5.3.60.0230.04314.23
5.3.50.0200.04014.04
5.3.40.0200.03313.87
5.3.30.0170.03714.00
5.3.20.0270.02713.86
5.3.10.0130.04313.68
5.3.00.0200.03013.66
5.2.170.0170.02312.82
5.2.160.0130.03012.82
5.2.150.0130.03012.82
5.2.140.0100.03312.82
5.2.130.0270.02712.82
5.2.120.0130.02712.82
5.2.110.0170.02712.82
5.2.100.0170.03012.82
5.2.90.0100.03312.82
5.2.80.0130.03012.82
5.2.70.0170.02712.82
5.2.60.0100.03312.82
5.2.50.0170.03712.82
5.2.40.0130.02712.82
5.2.30.0170.02312.82
5.2.20.0100.03012.82
5.2.10.0170.02712.82
5.2.00.0100.03312.82
5.1.60.0130.02712.82
5.1.50.0130.02312.82
5.1.40.0100.02712.82
5.1.30.0100.02712.82
5.1.20.0130.02312.82
5.1.10.0200.01712.82
5.1.00.0100.02712.82
5.0.50.0100.02012.82
5.0.40.0100.01712.82
5.0.30.0100.02712.82
5.0.20.0070.02012.82
5.0.10.0070.02012.82
5.0.00.0070.03012.82
4.4.90.0030.02012.82
4.4.80.0100.01312.82
4.4.70.0070.01312.82
4.4.60.0030.01712.82
4.4.50.0030.01712.82
4.4.40.0100.02012.82
4.4.30.0030.01712.82
4.4.20.0070.01312.82
4.4.10.0030.01712.82
4.4.00.0030.02712.82
4.3.110.0030.02012.82
4.3.100.0070.01712.82
4.3.90.0030.01712.82
4.3.80.0070.02312.82
4.3.70.0100.01012.82
4.3.60.0030.03712.82
4.3.50.0130.02712.82
4.3.40.0100.04012.82
4.3.30.0030.02312.82
4.3.20.0030.02312.82
4.3.10.0030.01712.82
4.3.00.0000.01712.82

preferences:
43.8 ms | 401 KiB | 5 Q