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("start 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, $var2); if (($var2 < $var3) and ($var4 > $var3) and ($var2 == $var4)) { say("($var2 < $var3) and ($var4 > $var3) and ($var2 == $var4)"); } 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)
8.3.60.0110.00816.75
8.3.50.0080.00822.93
8.3.40.0180.00418.96
8.3.30.0110.00718.88
8.3.20.0080.00020.29
8.3.10.0040.00423.66
8.3.00.0050.00319.38
8.2.180.0130.00318.16
8.2.170.0070.00722.96
8.2.160.0130.00320.39
8.2.150.0080.00024.18
8.2.140.0060.00324.66
8.2.130.0070.00326.16
8.2.120.0090.00021.05
8.2.110.0060.00320.34
8.2.100.0110.00018.09
8.2.90.0000.01119.04
8.2.80.0050.00317.97
8.2.70.0030.00617.75
8.2.60.0080.00018.03
8.2.50.0000.00918.07
8.2.40.0040.00818.22
8.2.30.0030.00517.97
8.2.20.0000.00817.73
8.2.10.0040.00418.11
8.2.00.0000.00917.77
8.1.280.0120.00625.92
8.1.270.0070.00323.99
8.1.260.0000.00826.35
8.1.250.0000.00828.09
8.1.240.0030.00622.06
8.1.230.0040.00818.99
8.1.220.0080.00017.74
8.1.210.0080.00018.77
8.1.200.0000.01117.23
8.1.190.0060.00317.35
8.1.180.0080.00018.10
8.1.170.0040.00418.65
8.1.160.0000.00822.02
8.1.150.0050.00218.82
8.1.140.0030.00617.47
8.1.130.0070.00017.88
8.1.120.0040.00417.41
8.1.110.0030.00517.55
8.1.100.0000.00817.52
8.1.90.0000.00717.51
8.1.80.0040.00417.49
8.1.70.0030.00317.44
8.1.60.0080.00017.59
8.1.50.0080.00017.55
8.1.40.0000.00817.58
8.1.30.0030.00617.59
8.1.20.0060.00317.68
8.1.10.0000.00717.54
8.1.00.0040.00417.38
8.0.300.0040.00418.77
8.0.290.0040.00416.88
8.0.280.0040.00418.54
8.0.270.0070.00017.20
8.0.260.0030.00317.29
8.0.250.0000.00716.95
8.0.240.0030.00617.11
8.0.230.0040.00417.06
8.0.220.0000.00817.02
8.0.210.0070.00016.95
8.0.200.0000.00716.95
8.0.190.0000.00817.01
8.0.180.0050.00517.04
8.0.170.0000.00817.03
8.0.160.0040.00416.82
8.0.150.0040.00416.95
8.0.140.0040.00416.92
8.0.130.0030.00313.39
8.0.120.0030.00516.93
8.0.110.0000.00816.89
8.0.100.0040.00416.91
8.0.90.0000.00716.94
8.0.80.0060.00917.02
8.0.70.0040.00417.00
8.0.60.0000.00816.96
8.0.50.0040.00416.95
8.0.30.0090.01017.13
8.0.20.0120.00717.40
8.0.10.0000.00717.00
8.0.00.0090.01216.93
7.4.330.0070.00015.00
7.4.320.0030.00316.64
7.4.300.0000.00616.49
7.4.290.0030.00316.59
7.4.280.0000.00716.62
7.4.270.0000.00716.60
7.4.260.0070.00016.53
7.4.250.0030.00516.60
7.4.240.0040.00416.60
7.4.230.0000.00716.67
7.4.220.0170.00316.61
7.4.210.0080.00616.58
7.4.200.0040.00416.48
7.4.160.0120.00416.52
7.4.150.0090.00917.40
7.4.140.0150.00317.86
7.4.130.0090.01016.51
7.4.120.0080.00916.65
7.4.110.0090.00916.68
7.4.100.0150.00316.53
7.4.90.0110.00616.38
7.4.80.0060.01519.39
7.4.70.0100.00716.58
7.4.60.0130.00316.57
7.4.50.0080.00016.69
7.4.40.0090.01516.46
7.4.30.0070.01016.73
7.4.00.0080.00814.95
7.3.330.0000.00513.49
7.3.320.0000.00613.34
7.3.310.0030.00316.36
7.3.300.0030.00316.32
7.3.290.0070.01616.49
7.3.280.0110.00716.47
7.3.270.0110.00717.40
7.3.260.0110.00716.70
7.3.250.0090.01116.40
7.3.240.0060.01616.68
7.3.230.0120.00616.59
7.3.210.0100.00716.60
7.3.200.0100.00719.39
7.3.190.0060.01116.41
7.3.180.0080.00816.43
7.3.170.0060.00916.57
7.3.160.0060.01116.52
7.3.120.0050.01215.06
7.3.110.0040.01414.84
7.3.100.0110.00614.90
7.3.90.0070.00914.83
7.3.80.0050.00614.85
7.3.70.0050.00814.79
7.3.60.0040.00814.86
7.3.50.0060.00814.89
7.3.40.0020.01614.93
7.3.30.0070.00514.88
7.3.20.0030.01016.77
7.3.10.0050.00916.72
7.3.00.0040.01316.67
7.2.330.0030.01516.31
7.2.320.0100.00716.82
7.2.310.0100.01616.63
7.2.300.0030.01416.28
7.2.290.0130.01016.58
7.2.250.0080.00915.18
7.2.240.0060.01215.05
7.2.230.0090.00715.13
7.2.220.0070.00515.21
7.2.210.0050.01414.97
7.2.200.0110.00515.13
7.2.190.0030.00914.94
7.2.180.0050.00714.88
7.2.170.0060.01015.08
7.2.160.0060.01214.72
7.2.150.0090.00616.77
7.2.140.0070.00716.96
7.2.130.0100.00316.88
7.2.120.0070.00716.65
7.2.110.0110.00417.03
7.2.100.0100.00616.86
7.2.90.0070.01117.06
7.2.80.0100.01016.72
7.2.70.0060.00916.90
7.2.60.0080.00816.91
7.2.50.0070.01016.69
7.2.40.0060.01116.89
7.2.30.0030.01216.89
7.2.20.0060.00916.66
7.2.10.0160.00016.78
7.2.00.0070.00517.95
7.1.330.0100.00615.87
7.1.320.0050.00515.74
7.1.310.0060.00815.60
7.1.300.0030.00915.52
7.1.290.0050.00915.79
7.1.280.0080.00515.79
7.1.270.0050.00415.72
7.1.260.0060.00615.85
7.1.250.0060.00815.67
7.1.240.0030.00515.78
7.1.230.0060.00615.76
7.1.220.0030.00715.87
7.1.210.0030.01315.81
7.1.200.0050.00515.83
7.1.190.0060.00915.80
7.1.180.0070.00315.50
7.1.170.0060.00615.94
7.1.160.0060.00615.87
7.1.150.0030.01115.67
7.1.140.0080.00815.76
7.1.130.0030.01415.97
7.1.120.0030.01015.71
7.1.110.0060.00615.77
7.1.100.0030.01216.66
7.1.90.0080.00815.89
7.1.80.0100.00615.93
7.1.70.0030.00916.61
7.1.60.0080.00717.56
7.1.50.0180.00724.93
7.1.40.0090.00615.48
7.1.30.0070.00415.90
7.1.20.0090.00615.75
7.1.10.0040.00715.51
7.1.00.0030.04419.15
7.0.330.0070.00715.49
7.0.320.0000.01315.28
7.0.310.0040.00715.64
7.0.300.0000.01215.43
7.0.290.0050.00515.41
7.0.280.0030.01015.35
7.0.270.0060.00915.55
7.0.260.0090.00615.52
7.0.250.0060.00615.51
7.0.240.0140.00315.48
7.0.230.0060.01015.18
7.0.220.0030.01215.45
7.0.210.0000.00915.43
7.0.200.0030.00816.15
7.0.190.0070.00715.52
7.0.180.0040.00815.64
7.0.170.0080.00415.36
7.0.160.0100.00715.51
7.0.150.0040.00815.28
7.0.140.0050.03718.79
7.0.130.0030.00915.52
7.0.120.0030.01015.13
7.0.110.0100.00715.49
7.0.100.0030.01015.38
7.0.90.0060.00615.27
7.0.80.0030.00615.62
7.0.70.0000.01015.25
7.0.60.0070.03317.77
7.0.50.0110.03816.71
7.0.40.0080.04716.83
7.0.30.0120.03216.85
7.0.20.0150.04516.95
7.0.10.0100.04716.85
7.0.00.0050.02516.77
5.6.400.0030.01214.73
5.6.390.0100.00314.70
5.6.380.0060.00914.26
5.6.370.0030.01014.16
5.6.360.0100.00414.70
5.6.350.0000.01314.23
5.6.340.0030.00914.63
5.6.330.0030.01214.29
5.6.320.0090.00614.14
5.6.310.0070.00714.57
5.6.300.0140.00014.73
5.6.290.0030.01014.13
5.6.280.0080.03917.73
5.6.270.0080.00814.65
5.6.260.0070.00714.41
5.6.250.0000.01114.21
5.6.240.0070.01014.10
5.6.230.0030.01014.25
5.6.220.0080.00514.26
5.6.210.0080.04117.44
5.6.200.0080.04016.34
5.6.190.0100.04317.35
5.6.180.0200.03817.48
5.6.170.0200.04217.37
5.6.160.0050.04017.44
5.6.150.0030.03516.31
5.6.140.0090.04216.30
5.6.130.0070.04016.29
5.6.120.0130.03317.83
5.6.110.0080.03117.62
5.6.100.0070.03917.79
5.6.90.0090.02217.80
5.6.80.0070.02217.38
5.6.70.0100.00714.02
5.6.60.0060.01014.25
5.6.50.0040.01114.54
5.6.40.0040.00814.39
5.6.30.0100.00714.54
5.6.20.0080.00814.07
5.6.10.0130.00614.25
5.6.00.0090.00914.37
5.5.380.0000.01314.55
5.5.370.0030.00914.02
5.5.360.0000.00914.18
5.5.350.0120.01817.31
5.5.340.0020.02616.17
5.5.330.0060.02617.08
5.5.320.0100.02717.42
5.5.310.0170.03817.43
5.5.300.0080.03816.17
5.5.290.0080.03516.11
5.5.280.0080.03417.51
5.5.270.0100.04217.63
5.5.260.0030.05017.74
5.5.250.0030.04017.31
5.5.240.0050.02017.13
5.5.230.0030.01214.38
5.5.220.0060.01014.21
5.5.210.0040.01114.16
5.5.200.0030.00614.13
5.5.190.0030.01314.19
5.5.180.0030.01314.13
5.5.170.0030.01314.13
5.5.160.0130.00314.20
5.5.150.0070.00714.25
5.5.140.0030.01013.89
5.5.130.0070.00714.36
5.5.120.0030.00714.11
5.5.110.0000.01014.18
5.5.100.0090.00614.21
5.5.90.0030.00914.00
5.5.80.0070.00714.37
5.5.70.0000.01014.20
5.5.60.0060.00914.30
5.5.50.0030.01014.33
5.5.40.0040.01213.80
5.5.30.0120.00014.34
5.5.20.0040.01414.21
5.5.10.0130.00614.19
5.5.00.0110.00713.85
5.4.450.0300.03215.43
5.4.440.0370.03815.54
5.4.430.0360.03915.60
5.4.420.0110.02815.54
5.4.410.0480.02515.43
5.4.400.0120.02515.41
5.4.390.0360.03515.34
5.4.380.0320.03515.06
5.4.370.0230.02615.00
5.4.360.0200.02915.14
5.4.350.0230.02915.17
5.4.340.0200.04015.06
5.4.330.0070.00711.51
5.4.320.0080.02412.02
5.4.310.0060.02612.01
5.4.300.0020.02412.02
5.4.290.0060.02512.01
5.4.280.0040.02211.96
5.4.270.0060.01911.96
5.4.260.0040.02111.96
5.4.250.0030.02411.96
5.4.240.0050.02211.96
5.4.230.0070.02111.96
5.4.220.0050.02111.96
5.4.210.0070.02611.96
5.4.200.0050.02611.96
5.4.190.0070.02311.96
5.4.180.0030.02511.96
5.4.170.0060.02711.96
5.4.160.0110.02111.96
5.4.150.0080.02211.96
5.4.140.0060.02411.80
5.4.130.0030.02211.79
5.4.120.0060.02111.77
5.4.110.0050.02211.77
5.4.100.0080.02311.77
5.4.90.0100.02711.77
5.4.80.0080.02311.77
5.4.70.0060.02111.77
5.4.60.0060.02111.77
5.4.50.0060.01911.77
5.4.40.0040.02111.76
5.4.30.0040.02211.76
5.4.20.0050.02011.76
5.4.10.0050.02011.76
5.4.00.0060.02011.51
5.3.290.0050.04012.80
5.3.280.0050.04012.70
5.3.270.0060.04112.72
5.3.260.0100.04012.72
5.3.250.0070.03612.72
5.3.240.0100.03412.71
5.3.230.0040.03912.70
5.3.220.0040.03912.68
5.3.210.0060.03912.68
5.3.200.0080.03712.68
5.3.190.0110.04412.67
5.3.180.0060.03912.67
5.3.170.0100.03912.67
5.3.160.0030.04312.68
5.3.150.0080.03912.67
5.3.140.0080.03812.66
5.3.130.0080.03612.66
5.3.120.0060.03712.66
5.3.110.0100.04512.66
5.3.100.0080.05012.15
5.3.90.0080.03812.13
5.3.80.0040.04812.12
5.3.70.0090.03812.12
5.3.60.0090.03712.11
5.3.50.0050.05012.05
5.3.40.0090.03912.05
5.3.30.0090.03712.01
5.3.20.0060.03611.79
5.3.10.0070.03311.76
5.3.00.0090.03511.74
5.2.170.0070.0359.25
5.2.160.0080.0299.24
5.2.150.0070.0319.25
5.2.140.0030.0329.24
5.2.130.0090.0329.20
5.2.120.0060.0289.20
5.2.110.0070.0349.21
5.2.100.0060.0359.20
5.2.90.0050.0359.21
5.2.80.0030.0359.20
5.2.70.0030.0399.20
5.2.60.0050.0349.16
5.2.50.0030.0389.13
5.2.40.0090.0349.10
5.2.30.0060.0329.07
5.2.20.0050.0299.07
5.2.10.0060.0288.98
5.2.00.0040.0338.85
5.1.60.0030.0278.13
5.1.50.0050.0258.14
5.1.40.0040.0248.11
5.1.30.0050.0258.46
5.1.20.0060.0328.48
5.1.10.0050.0338.21
5.1.00.0080.0328.21
5.0.50.0020.0266.70
5.0.40.0070.0166.57
5.0.30.0030.0406.37
5.0.20.0060.0226.35
5.0.10.0040.0216.34
5.0.00.0040.0356.32
4.4.90.0030.0174.78
4.4.80.0060.0204.75
4.4.70.0050.0194.76
4.4.60.0050.0194.76
4.4.50.0040.0204.77
4.4.40.0020.0284.71
4.4.30.0040.0204.76
4.4.20.0040.0174.85
4.4.10.0000.0184.85
4.4.00.0050.0234.76
4.3.110.0020.0164.67
4.3.100.0030.0144.67
4.3.90.0010.0194.63
4.3.80.0030.0274.63
4.3.70.0040.0134.63
4.3.60.0050.0124.63
4.3.50.0030.0154.62
4.3.40.0030.0244.57
4.3.30.0040.0143.38
4.3.20.0020.0173.36
4.3.10.0020.0163.32
4.3.00.0200.0137.55

preferences:
41.37 ms | 401 KiB | 5 Q