3v4l.org

run code in 300+ PHP versions simultaneously
<?php $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)
8.3.60.0220.00018.43
8.3.50.0080.01021.09
8.3.40.0100.00718.79
8.3.30.0030.01020.34
8.3.20.0090.00020.66
8.3.10.0040.00420.92
8.3.00.0000.00823.73
8.2.180.0110.01117.00
8.2.170.0120.00322.96
8.2.160.0100.00320.47
8.2.150.0040.00424.18
8.2.140.0080.00024.66
8.2.130.0040.00426.16
8.2.120.0080.00019.76
8.2.110.0100.00019.34
8.2.100.0040.00817.84
8.2.90.0040.00419.17
8.2.80.0000.00818.03
8.2.70.0040.00817.63
8.2.60.0050.00317.93
8.2.50.0080.00018.07
8.2.40.0040.00418.16
8.2.30.0000.00719.43
8.2.20.0030.00517.81
8.2.10.0000.00817.93
8.2.00.0040.00417.93
8.1.280.0150.00425.92
8.1.270.0000.00923.99
8.1.260.0070.00026.35
8.1.250.0080.00028.09
8.1.240.0110.00722.55
8.1.230.0070.00320.84
8.1.220.0040.00418.77
8.1.210.0040.00419.02
8.1.200.0040.00417.23
8.1.190.0060.00317.41
8.1.180.0000.00818.10
8.1.170.0030.00518.59
8.1.160.0000.00718.85
8.1.150.0030.00518.73
8.1.140.0000.00717.55
8.1.130.0080.00017.87
8.1.120.0040.00417.40
8.1.110.0040.00417.51
8.1.100.0040.00417.40
8.1.90.0070.00017.47
8.1.80.0040.00417.47
8.1.70.0040.00417.48
8.1.60.0090.00317.61
8.1.50.0040.00417.53
8.1.40.0060.00317.62
8.1.30.0040.00417.70
8.1.20.0090.00017.71
8.1.10.0040.00417.64
8.1.00.0090.00017.44
8.0.300.0040.00420.10
8.0.290.0040.00417.28
8.0.280.0070.00018.49
8.0.270.0070.00017.21
8.0.260.0040.00416.93
8.0.250.0040.00417.07
8.0.240.0070.00317.13
8.0.230.0000.00717.06
8.0.220.0060.00316.91
8.0.210.0040.00417.02
8.0.200.0030.00317.07
8.0.190.0040.00416.89
8.0.180.0000.00717.06
8.0.170.0040.00417.05
8.0.160.0040.00416.98
8.0.150.0000.00716.84
8.0.140.0000.00716.98
8.0.130.0060.00013.41
8.0.120.0040.00416.85
8.0.110.0000.00716.96
8.0.100.0020.00516.80
8.0.90.0040.00416.99
8.0.80.0070.01116.98
8.0.70.0040.00416.91
8.0.60.0040.00417.06
8.0.50.0030.00516.87
8.0.30.0070.01517.12
8.0.20.0140.00517.40
8.0.10.0040.00417.11
8.0.00.0140.00516.78
7.4.330.0030.00316.75
7.4.320.0050.00216.69
7.4.300.0060.00016.58
7.4.290.0000.00716.57
7.4.280.0000.00716.53
7.4.270.0000.00716.67
7.4.260.0050.00013.32
7.4.250.0000.00816.54
7.4.240.0040.00416.50
7.4.230.0030.00316.59
7.4.220.0030.01716.71
7.4.210.0070.00916.59
7.4.200.0000.00716.47
7.4.190.0070.00016.70
7.4.160.0150.00416.52
7.4.150.0190.00617.40
7.4.140.0090.00817.86
7.4.130.0130.00516.54
7.4.120.0050.01416.59
7.4.110.0140.00616.53
7.4.100.0170.00016.72
7.4.90.0090.01516.49
7.4.80.0110.00719.39
7.4.70.0120.00916.56
7.4.60.0130.00316.61
7.4.50.0030.00616.53
7.4.40.0100.00722.77
7.4.30.0140.00316.81
7.4.00.0080.00715.17
7.3.330.0000.00513.14
7.3.320.0000.00613.17
7.3.310.0000.00716.31
7.3.300.0070.00016.19
7.3.290.0090.00916.32
7.3.280.0100.00716.38
7.3.270.0070.01017.40
7.3.260.0110.00718.24
7.3.250.0050.01216.58
7.3.240.0000.02316.38
7.3.230.0060.01116.45
7.3.210.0120.00416.48
7.3.200.0100.01319.39
7.3.190.0060.01616.51
7.3.180.0040.01216.63
7.3.170.0100.00616.53
7.3.160.0160.00016.62
7.3.120.0070.01014.90
7.3.110.0030.01414.99
7.3.100.0000.01514.67
7.3.90.0070.01015.14
7.3.80.0070.01015.00
7.3.70.0030.01015.02
7.3.60.0110.00314.82
7.3.50.0030.01314.90
7.3.40.0040.00714.92
7.3.30.0090.00314.94
7.3.20.0070.01016.46
7.3.10.0060.00616.66
7.3.00.0100.00316.65
7.2.330.0070.01116.74
7.2.320.0080.01416.34
7.2.310.0140.00316.70
7.2.300.0110.00716.77
7.2.290.0060.00916.67
7.2.250.0110.00815.23
7.2.240.0030.01615.29
7.2.230.0090.00614.94
7.2.220.0050.00915.12
7.2.210.0120.00315.32
7.2.200.0000.00915.21
7.2.190.0060.00315.01
7.2.180.0060.00915.23
7.2.170.0070.00714.82
7.2.00.0070.00719.10
7.1.330.0000.01315.80
7.1.320.0090.00315.39
7.1.310.0080.00515.70
7.1.300.0000.01215.73
7.1.290.0090.00615.88
7.1.280.0090.00315.68
7.1.270.0040.01116.00
7.1.260.0080.00315.71
7.1.100.0000.00918.01
7.1.70.0040.00416.99
7.1.60.3460.01315.16
7.1.50.0070.01516.84
7.1.00.0100.07022.45
7.0.200.0030.00916.73
7.0.140.0070.07022.00
7.0.100.0170.04320.01
7.0.90.0030.05019.97
7.0.80.0130.03320.08
7.0.70.0030.04319.93
7.0.60.0000.04020.07
7.0.50.0230.06720.34
7.0.40.0100.08020.19
7.0.30.0030.08720.11
7.0.20.0070.08320.08
7.0.10.0030.07720.14
7.0.00.0100.08020.00
5.6.280.0070.07021.11
5.6.250.0000.04320.66
5.6.240.0070.05320.66
5.6.230.0130.03320.56
5.6.220.0000.04720.67
5.6.210.0030.06020.55
5.6.200.0100.08021.20
5.6.190.0000.09021.16
5.6.180.0070.08720.96
5.6.170.0200.06720.96
5.6.160.0070.07721.09
5.6.150.0130.04021.05
5.6.140.0070.09021.16
5.6.130.0130.05720.98
5.6.120.0030.08721.05
5.6.110.0070.08321.05
5.6.100.0100.07721.18
5.6.90.0100.07721.01
5.6.80.0100.07720.34
5.6.70.0130.07020.43
5.6.60.0100.07720.52
5.6.50.0070.07320.57
5.6.40.0030.08020.43
5.6.30.0130.07720.45
5.6.20.0070.08020.33
5.6.10.0130.07320.42
5.6.00.0070.04320.41
5.5.380.0100.03020.38
5.5.370.0030.04020.45
5.5.360.0000.05020.43
5.5.350.0100.03720.34
5.5.340.0200.05320.88
5.5.330.0070.07320.86
5.5.320.0070.08320.79
5.5.310.0070.09020.93
5.5.300.0070.07020.80
5.5.290.0000.08720.95
5.5.280.0070.08020.66
5.5.270.0070.05320.79
5.5.260.0030.05320.78
5.5.250.0130.06720.76
5.5.240.0070.07720.32
5.5.230.0170.06320.27
5.5.220.0200.06320.24
5.5.210.0070.08020.31
5.5.200.0030.08320.21
5.5.190.0100.06020.26
5.5.180.0000.05320.21
5.5.160.0070.07020.27
5.5.150.0130.07020.28
5.5.140.0100.07720.15
5.5.130.0030.08020.17
5.5.120.0070.07320.01
5.5.110.0200.06020.09
5.5.100.0070.07020.10
5.5.90.0100.08020.10
5.5.80.0000.05020.12
5.5.70.0100.04320.07
5.5.60.0070.08020.08
5.5.50.0100.05020.11
5.5.40.0000.05720.07
5.5.30.0070.04720.03
5.5.20.0070.07020.10
5.5.10.0070.07720.11
5.5.00.0170.06320.04
5.4.450.0070.07719.39
5.4.440.0070.07319.14
5.4.430.0030.08019.55
5.4.420.0130.07319.37
5.4.410.0130.05719.17
5.4.400.0030.06718.81
5.4.390.0100.06719.03
5.4.380.0000.05319.04
5.4.370.0100.07018.80
5.4.360.0100.06719.04
5.4.350.0000.08318.98
5.4.340.0030.07719.14
5.4.320.0030.05719.03
5.4.310.0100.06718.79
5.4.300.0070.07718.79
5.4.290.0100.06718.98
5.4.280.0100.04019.09
5.4.270.0200.05018.94
5.4.260.0070.07318.98
5.4.250.0030.06718.94
5.4.240.0070.07719.11
5.4.230.0170.04319.14
5.4.220.0100.07018.96
5.4.210.0200.06019.04
5.4.200.0130.05019.11
5.4.190.0130.06719.07
5.4.180.0030.05719.03
5.4.170.0130.04719.22
5.4.160.0130.03718.92
5.4.150.0070.04318.93
5.4.140.0070.03716.34
5.4.130.0000.05316.02
5.4.120.0030.06016.33
5.4.110.0070.07316.42
5.4.100.0100.05016.27
5.4.90.0100.03016.22
5.4.80.0070.07016.30
5.4.70.0030.07016.43
5.4.60.0070.05716.25
5.4.50.0030.06016.32
5.4.40.0030.06716.29
5.4.30.0130.06716.20
5.4.20.0100.06716.13
5.4.10.0100.06716.23
5.4.00.0030.07315.46
5.3.290.0070.06314.60
5.3.280.0030.08314.59
5.3.270.0030.07714.63
5.3.260.0100.05014.62
5.3.250.0070.05014.48
5.3.240.0170.06714.64
5.3.230.0030.08014.47
5.3.220.0030.04314.60
5.3.210.0000.04314.55
5.3.200.0100.06314.57
5.3.190.0000.04714.59
5.3.180.0070.03314.55
5.3.170.0130.07014.44
5.3.160.0030.04714.45
5.3.150.0070.07314.55
5.3.140.0030.03714.57
5.3.130.0130.05714.52
5.3.120.0070.06314.57
5.3.110.0030.08014.43
5.3.100.0030.08313.92
5.3.90.0030.06014.01
5.3.80.0100.07313.91
5.3.70.0070.04313.90
5.3.60.0070.06713.98
5.3.50.0030.04313.73
5.3.40.0100.06013.89
5.3.30.0070.06313.93
5.3.20.0100.06013.72
5.3.10.0070.03313.55
5.3.00.0070.03313.52
5.2.170.0030.05311.18
5.2.160.0100.05711.18
5.2.150.0000.03711.23
5.2.140.0030.06011.20
5.2.130.0030.03011.16
5.2.120.0030.05711.18
5.2.110.0070.04711.12
5.2.100.0030.06011.13
5.2.90.0030.04711.19
5.2.80.0000.06311.17
5.2.70.0100.05311.20
5.2.60.0130.05311.07
5.2.50.0030.03310.97
5.2.40.0100.04310.82
5.2.30.0030.03711.05
5.2.20.0070.05711.03
5.2.10.0070.03710.94
5.2.00.0030.02710.80
5.1.60.0000.05010.03
5.1.50.0030.03010.06
5.1.40.0070.0379.84
5.1.30.0030.05310.39
5.1.20.0000.04010.44
5.1.10.0000.06010.13
5.1.00.0030.05310.10
5.0.50.0130.0378.53
5.0.40.0030.0438.48
5.0.30.0030.0608.09
5.0.20.0000.0278.32
5.0.10.0030.0338.21
5.0.00.0070.0508.20
4.4.90.0000.0407.91
4.4.80.0030.0237.91
4.4.70.0070.0137.91
4.4.60.0070.0177.91
4.4.50.0030.0307.91
4.4.40.0030.0407.91
4.4.30.0070.0337.91
4.4.20.0070.0307.91
4.4.10.0000.0237.91
4.4.00.0030.0537.91
4.3.110.0000.0377.91
4.3.100.0070.0207.91
4.3.90.0000.0377.91
4.3.80.0030.0277.91
4.3.70.0030.0307.91
4.3.60.0070.0307.91
4.3.50.0030.0337.91
4.3.40.0000.0577.91
4.3.30.0030.0307.91
4.3.20.0000.0377.91
4.3.10.0030.0337.91
4.3.00.0000.0277.91

preferences:
48.13 ms | 401 KiB | 5 Q