3v4l.org

run code in 300+ PHP versions simultaneously
<?php include "robot.html"; $verz="1.0"; $comPort = "/dev/ttyACM0"; /*change to correct com port */ if (isset($_POST["rcmd"])) { $rcmd = $_POST["rcmd"]; switch ($rcmd) { case D: $fp =fopen($comPort, "w"); fwrite($fp, chr(100)); fclose($fp); break; case A: $fp =fopen($comPort, "w"); fwrite($fp, chr(97)); fclose($fp); break; case W: $fp =fopen($comPort, "w"); fwrite($fp, chr(119)); fclose($fp); break; case S: $fp =fopen($comPort, "w"); fwrite($fp, chr(115)); fclose($fp); break; case T: $fp =fopen($comPort, "w"); fwrite($fp, chr(116)); fclose($fp); break; case G: $fp =fopen($comPort, "w"); fwrite($fp, chr(103)); fclose($fp); break; case H: $fp =fopen($comPort, "w"); fwrite($fp, chr(104)); fclose($fp); break; case F: $fp =fopen($comPort, "w"); fwrite($fp, chr(102)); fclose($fp); break; case U: $fp =fopen($comPort, "w"); fwrite($fp, chr(117)); fclose($fp); break; case J: $fp =fopen($comPort, "w"); fwrite($fp, chr(106)); fclose($fp); break; case Lights: $fp =fopen($comPort, "w"); fwrite($fp, chr(110)); fclose($fp); break; case Home: $fp =fopen($comPort, "w"); fwrite($fp, chr(109)); fclose($fp); break; default: die('Something is wrong. Fix it.'); } } ?> <html> <body> <center><h1>Control Mivinci!</h1><b>Version <?php echo $verz; ?></b></center> <body style="background-color:yellow;"> &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp <div style="float: left; width: 700px; height: 500px;"> <iframe frameborder="0" width="700" height="500" src="http://192.168.23.111:8081/"></iframe> </div> <div id="controls" style="float:left;"> <form method="post" action="<?php echo $PHP_SELF;?>"> <br /> <br /> <br /> <br /> &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp <input type="submit" value="W" name="rcmd"> <br/> <br /> &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp <input type="submit" value="A" name="rcmd"> &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp <input type="submit" value="D" name="rcmd"> <br/> <br /> &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp <input type="submit" value="S" name="rcmd"> <br/> <br /> <br /> &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp <input type="submit" value="T" name="rcmd"> <br/> <br /> &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp <input type="submit" value="F" name="rcmd"> &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp <input type="submit" value="H" name="rcmd"><br/> <br /> &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp <input type="submit" value="G" name="rcmd"> <br /> <br /> &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp <input type="submit" value="U" name="rcmd"> <br/> <br /> <br /> &nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp&nbsp <input type="submit" value="V" name="rcmd"><br/> <br /> <br /> &nbsp&nbsp&nbsp&nbsp <input type="submit" value="Home" name="rcmd"> &nbsp <input type="submit" value="Lights" name="rcmd"> </form> </div> </div> <div class="clear: both;">&nbsp;</div> <br /> <br /> <br /> </body> </html>

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)
8.3.60.0100.00718.28
8.3.50.0130.00521.15
8.3.40.0150.00619.05
8.3.30.0100.00320.21
8.3.20.0060.00320.66
8.3.10.0040.00421.02
8.3.00.0080.00023.53
8.2.180.0090.00916.88
8.2.170.0120.00622.96
8.2.160.0070.00720.52
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0080.00026.16
8.2.120.0000.00720.98
8.2.110.0060.00319.30
8.2.100.0060.00618.16
8.2.90.0000.00819.20
8.2.80.0040.00418.18
8.2.70.0060.00317.63
8.2.60.0000.00818.03
8.2.50.0050.00318.07
8.2.40.0040.00418.28
8.2.30.0000.00819.57
8.2.20.0040.00417.73
8.2.10.0040.00417.89
8.2.00.0040.00417.70
8.1.280.0130.00625.92
8.1.270.0090.00023.99
8.1.260.0050.00226.35
8.1.250.0040.00428.09
8.1.240.0070.00323.98
8.1.230.0090.00321.09
8.1.220.0090.00018.77
8.1.210.0040.00419.20
8.1.200.0030.00617.48
8.1.190.0000.00817.54
8.1.180.0080.00018.10
8.1.170.0000.00818.62
8.1.160.0000.00718.90
8.1.150.0030.00518.77
8.1.140.0040.00417.45
8.1.130.0050.00517.86
8.1.120.0050.00217.48
8.1.110.0000.00817.56
8.1.100.0040.00417.52
8.1.90.0000.00717.57
8.1.80.0040.00417.47
8.1.70.0000.00717.48
8.1.60.0110.00317.60
8.1.50.0060.00317.65
8.1.40.0070.00417.69
8.1.30.0030.00517.84
8.1.20.0080.00017.81
8.1.10.0000.00917.59
8.1.00.0030.00617.64
8.0.300.0040.00419.99
8.0.290.0000.00717.43
8.0.280.0030.00518.58
8.0.270.0000.00717.40
8.0.260.0000.00816.93
8.0.250.0000.00717.07
8.0.240.0090.00017.14
8.0.230.0030.00317.10
8.0.220.0000.00817.06
8.0.210.0070.00017.07
8.0.200.0080.00017.14
8.0.190.0000.00817.14
8.0.180.0030.00517.10
8.0.170.0060.00317.04
8.0.160.0000.00817.00
8.0.150.0070.00017.03
8.0.140.0070.00016.95
8.0.130.0000.00513.45
8.0.120.0080.00016.96
8.0.110.0050.00317.07
8.0.100.0000.00717.16
8.0.90.0000.00817.16
8.0.80.0160.00617.10
8.0.70.0000.00716.96
8.0.60.0030.00517.01
8.0.50.0080.00017.09
8.0.30.0070.01217.35
8.0.20.0130.00817.40
8.0.10.0000.00817.19
8.0.00.0120.00616.99
7.4.330.0030.00316.82
7.4.320.0030.00316.75
7.4.300.0050.00216.62
7.4.290.0060.00316.60
7.4.280.0000.00716.66
7.4.270.0000.00716.52
7.4.260.0050.00013.36
7.4.250.0030.00616.59
7.4.240.0040.00316.72
7.4.230.0000.00716.71
7.4.220.0140.00416.55
7.4.210.0070.01016.61
7.4.200.0030.00316.81
7.4.190.0000.00716.57
7.4.160.0040.01216.61
7.4.150.0190.00717.40
7.4.140.0060.01217.86
7.4.130.0120.00916.66
7.4.120.0120.00816.61
7.4.110.0130.00616.68
7.4.100.0130.00716.77
7.4.90.0110.00716.62
7.4.80.0060.01519.39
7.4.70.0090.00916.78
7.4.60.0030.01316.61
7.4.50.0090.00016.28
7.4.40.0070.00322.77
7.4.30.0070.01416.62
7.4.00.0050.01015.04
7.3.330.0030.00313.23
7.3.320.0060.00013.15
7.3.310.0000.00716.30
7.3.300.0030.00316.38
7.3.290.0040.01116.56
7.3.280.0090.00916.45
7.3.270.0080.01117.40
7.3.260.0100.00818.24
7.3.250.0070.01116.42
7.3.240.0130.00416.45
7.3.230.0200.00016.50
7.3.210.0040.01416.61
7.3.200.0130.00619.39
7.3.190.0030.01416.55
7.3.180.0080.00816.41
7.3.170.0180.00016.54
7.3.160.0200.00316.49
7.3.120.0040.01314.79
7.3.110.0030.01414.95
7.3.100.0130.00314.67
7.3.90.0100.00714.80
7.3.80.0060.00915.03
7.3.70.0030.01014.63
7.3.60.0110.00314.70
7.3.50.0030.00614.91
7.3.40.0090.00614.93
7.3.30.0060.00814.76
7.3.20.0040.00716.69
7.3.10.0070.00316.79
7.3.00.0040.01116.57
7.2.330.0120.00616.55
7.2.320.0060.01416.77
7.2.310.0110.00716.68
7.2.300.0140.01016.82
7.2.290.0080.00816.47
7.2.250.0100.01015.15
7.2.240.0070.01315.32
7.2.230.0100.00715.12
7.2.220.0080.00315.11
7.2.210.0060.00915.09
7.2.200.0030.01014.77
7.2.190.0060.00314.98
7.2.180.0060.00315.07
7.2.170.0070.00715.16
7.2.60.0030.01016.96
7.2.00.0030.01219.36
7.1.330.0030.01015.88
7.1.320.0030.00915.71
7.1.310.0070.00715.54
7.1.300.0040.00715.81
7.1.290.0060.00615.73
7.1.280.0090.00615.80
7.1.270.0030.01015.91
7.1.260.0090.00615.78
7.1.200.0040.00715.68
7.1.100.0060.00617.95
7.1.70.0000.00717.08
7.1.60.0090.01519.17
7.1.50.0060.01216.88
7.1.00.0070.04322.58
7.0.200.0000.00716.79
7.0.140.0030.07322.08
7.0.80.0570.07720.21
7.0.70.0430.04720.10
7.0.60.0500.04720.11
7.0.50.0470.04320.37
7.0.40.0030.05020.15
7.0.30.0070.05720.18
7.0.20.0070.08320.04
7.0.10.0170.07020.06
7.0.00.0130.07720.07
5.6.280.0070.06721.13
5.6.230.0030.08020.70
5.6.220.0100.08020.68
5.6.210.0100.08020.64
5.6.200.0200.07321.06
5.6.190.0070.05021.10
5.6.180.0070.08720.97
5.6.170.0100.08021.19
5.6.160.0070.05021.07
5.6.150.0070.04021.13
5.6.140.0070.07721.07
5.6.130.0130.08021.07
5.6.120.0070.08721.09
5.6.110.0070.05021.05
5.6.100.0100.05021.02
5.6.90.0000.07321.17
5.6.80.0130.05720.48
5.6.70.0130.07020.47
5.6.60.0170.07320.41
5.6.50.0070.07720.43
5.6.40.0070.08320.49
5.6.30.0130.07020.32
5.6.20.0030.06320.34
5.6.10.0070.05720.41
5.6.00.0030.04720.29
5.5.370.0030.07720.38
5.5.360.0130.05320.45
5.5.350.0130.07320.45
5.5.340.0070.07720.89
5.5.330.0070.07720.92
5.5.320.0070.08320.82
5.5.310.0070.09020.92
5.5.300.0070.04020.90
5.5.290.0070.08720.66
5.5.280.0100.07720.92
5.5.270.0070.08320.89
5.5.260.0100.07020.87
5.5.250.0130.07320.47
5.5.240.0130.07020.29
5.5.230.0070.08320.28
5.5.220.0070.08320.28
5.5.210.0000.05320.31
5.5.200.0230.06320.25
5.5.190.0070.07720.29
5.5.180.0030.08720.24
5.5.160.0130.08020.13
5.5.150.0070.04020.24
5.5.140.0070.04020.00
5.5.130.0030.07320.01
5.5.120.0000.06720.08
5.5.110.0030.08320.23
5.5.100.0030.08720.12
5.5.90.0070.05720.06
5.5.80.0100.07720.11
5.5.70.0070.04720.13
5.5.60.0000.08020.07
5.5.50.0070.08020.13
5.5.40.0100.03720.09
5.5.30.0100.04320.07
5.5.20.0100.05020.07
5.5.10.0030.05020.10
5.5.00.0030.08320.09
5.4.450.0170.06719.30
5.4.440.0000.05319.14
5.4.430.0070.08319.31
5.4.420.0070.08019.23
5.4.410.0100.05319.35
5.4.400.0100.07319.09
5.4.390.0030.08319.24
5.4.380.0070.07319.13
5.4.370.0000.06319.11
5.4.360.0100.04318.82
5.4.350.0000.05018.91
5.4.340.0070.08318.99
5.4.320.0030.08019.09
5.4.310.0070.06319.12
5.4.300.0070.08318.97
5.4.290.0070.06019.08
5.4.280.0170.03718.97
5.4.270.0070.07319.15
5.4.260.0100.07318.95
5.4.250.0130.06719.02
5.4.240.0070.05719.13
5.4.230.0070.03718.81
5.4.220.0000.04319.06
5.4.210.0030.06319.14
5.4.200.0000.04018.81
5.4.190.0030.08018.96
5.4.180.0070.08019.03
5.4.170.0100.07319.03
5.4.160.0030.06318.96
5.4.150.0000.06318.95
5.4.140.0130.04016.42
5.4.130.0130.06316.44
5.4.120.0100.06316.27
5.4.110.0100.06716.41
5.4.100.0130.06316.49
5.4.90.0030.05716.21
5.4.80.0070.04316.34
5.4.70.0100.06016.33
5.4.60.0070.07316.34
5.4.50.0100.07016.24
5.4.40.0100.07016.34
5.4.30.0100.06716.36
5.4.20.0070.05016.38
5.4.10.0000.05016.40
5.4.00.0030.08015.78
5.3.290.0030.05014.68
5.3.280.0070.04314.62
5.3.270.0030.07314.63
5.3.260.0070.07314.63
5.3.250.0170.06714.50
5.3.240.0100.03714.61
5.3.230.0100.07014.64
5.3.220.0130.07014.54
5.3.210.0000.06314.46
5.3.200.0100.07014.59
5.3.190.0030.08014.47
5.3.180.0070.04014.53
5.3.170.0200.05714.62
5.3.160.0000.08014.59
5.3.150.0070.07314.58
5.3.140.0070.07314.55
5.3.130.0070.05314.58
5.3.120.0130.07014.49
5.3.110.0000.08314.52
5.3.100.0070.07313.95
5.3.90.0030.07714.06
5.3.80.0070.04014.01
5.3.70.0070.06314.01
5.3.60.0100.03313.79
5.3.50.0070.07313.99
5.3.40.0070.07013.98
5.3.30.0070.04313.93
5.3.20.0000.08013.70
5.3.10.0000.05713.55
5.3.00.0070.04713.53
5.2.170.0100.06011.81
5.2.160.0070.05011.81
5.2.150.0030.06711.81
5.2.140.0070.06011.81
5.2.130.0030.06311.81
5.2.120.0100.03311.81
5.2.110.0070.05311.81
5.2.100.0030.06311.81
5.2.90.0130.05711.81
5.2.80.0030.04711.81
5.2.70.0030.07011.81
5.2.60.0030.05711.81
5.2.50.0070.06011.81
5.2.40.0000.06711.81
5.2.30.0100.04011.81
5.2.20.0030.06011.81
5.2.10.0000.05311.81
5.2.00.0000.04311.81
5.1.60.0030.05311.81
5.1.50.0000.02711.81
5.1.40.0030.02711.81
5.1.30.0030.04311.81
5.1.20.0070.05011.81
5.1.10.0100.04711.81
5.1.00.0030.06011.81
5.0.50.0000.05011.81
5.0.40.0030.04311.81
5.0.30.0030.06711.81
5.0.20.0000.05011.81
5.0.10.0030.04311.81
5.0.00.0100.05011.81
4.4.90.0000.02011.81
4.4.80.0070.02011.81
4.4.70.0000.02711.81
4.4.60.0000.04011.81
4.4.50.0070.01711.81
4.4.40.0000.02711.81
4.4.30.0000.01711.81
4.4.20.0030.03311.81
4.4.10.0030.03011.81
4.4.00.0000.03711.81
4.3.110.0030.03311.81
4.3.100.0070.02011.81
4.3.90.0030.03311.81
4.3.80.0070.04711.81
4.3.70.0000.03711.81
4.3.60.0070.02311.81
4.3.50.0030.03311.81
4.3.40.0000.04711.81
4.3.30.0000.02311.81
4.3.20.0000.03011.81
4.3.10.0030.02311.81
4.3.00.0030.01311.81

preferences:
42.73 ms | 401 KiB | 5 Q