Php 如何将“id”增加到无穷大并打印相同的值范围
我有一个端口$id和$port值要在HTML表单中输入。然后,这两个输入将生成一个$key 在这里,当我输入$id=0和$port=1014到65535之间的值时,它应该生成从1到64的IP范围$key。它确实产生了它们Php 如何将“id”增加到无穷大并打印相同的值范围,php,Php,我有一个端口$id和$port值要在HTML表单中输入。然后,这两个输入将生成一个$key 在这里,当我输入$id=0和$port=1014到65535之间的值时,它应该生成从1到64的IP范围$key。它确实产生了它们 <div id="port" align="center"> <form action="NetRules.php" method="GET"> <input type="number" name="id" value="
<div id="port" align="center">
<form action="NetRules.php" method="GET">
<input type="number" name="id" value="<?php echo $id ?>" placeholder="enter real IP">
<br/>
<input type="number" name="port" value="<?php echo $port ?>" placeholder="enter port ID">
<br/>
<input type="submit" name="submit" value="Suche">
</form>
</div>
<?php
$portRanges = [1024, 2031, 3039, 4047,5055,6063,7071,8079,9087,10095,
11103,12111,13119,14127,15135,16143,17151,18159,19167,
20175,21183,22191,23199,24207,25215,26223,27231,28239,
29247,30255,31263,32272,33279,34287,35295,36303,37311,
38319,39327,40335,41343,42351,43359,44367,45375,46383,
47391,48399,49407,50415,51423,52431,53439,54447,55455,
56463,57471,58479,59497,60945,61503,62511,63519,64527,
65535];
if(isset($_GET['submit']) && isset($_GET['port'])) {
$port = $_GET['port'];
$id = $_GET['id'];
if($id == 0){
foreach($portRanges as $key => $value) {
if(array_key_exists($key+1, $portRanges) && $port >= $value && $port < $portRanges[$key+1]+1) {
break;
}
}
$id++;
}
}
?>
<!--Here We Fetch The IP Range-->
<div align="center">
<form id="content1">
<h3>Private IP Address:</h3>
<input type="number" name="IP range" value="<?php echo $key ?>">
</form>
</div>
问题是当我输入或不输入$id时,它仍然生成相同的$key,这段PHP代码不包含$id。我希望$id在64之后递增
也就是说,$portRanges[1024-65535]的$id=0应该从0-64生成$key
类似地,$portRanges[1024-65535]的$id=1应该从0-64生成$key
$id在这里应该增加无穷大。
我尝试了上述方法,但它不起作用。
任何帮助都将不胜感激。
谢谢 我想这就是你想要做的
<?php
ini_set('display_errors', 1);
ini_set('display_startup_errors', 1);
error_reporting(E_ALL);
$portRanges = [1024,2031,3039,4047,5055,6063,7071,8079,9087,10095,
11103,12111,13119,14127,15135,16143,17151,18159,19167,
20175,21183,22191,23199,24207,25215,26223,27231,28239,
29247,30255,31263,32272,33279,34287,35295,36303,37311,
38319,39327,40335,41343,42351,43359,44367,45375,46383,
47391,48399,49407,50415,51423,52431,53439,54447,55455,
56463,57471,58479,59497,60945,61503,62511,63519,64527,
65535];
$id = isset($_GET['id']) ? $_GET['id'] : 0;
$port = isset($_GET['port']) ? $_GET['port'] : 1024;
if($id < 0 or $id > 255){
echo 'ID out of range. 0-255<br>';
$id = 0;
}
if(array_search($port, $portRanges) === False){
echo 'Invalid Port.<br>';
$port = 1024;
}
$select = '<SELECT name="port" >';
foreach($portRanges as $key => $value) {
if($port == $value){
$opt = ' SELECTED ';
} else {
$opt = '';
}
$select .= "<option $opt >$value</option>";
}
$select .= '</SELECT>';
$form ='
<div id="port" align="center">
<form method="GET">
<input type="number" name="id" value="'.$id.'" placeholder="enter real IP">
<br/>
'.$select.'
<br/>
<input type="submit" name="submit" value="Suche">
</form>
</div>
<div align="center">
<form id="content1">
<h3>Private IP Address:</h3>
<input type="number" name="IP range" value="'.array_search($port, $portRanges).'">
</form>
</div>
';
echo $form;
不输入id时不会得到任何值,因为blank不等于0。要运行代码,id必须为零。是的,但我在html表单中输入$id=0。这还不够吗?或者如果有其他方法,你能突出我吗?这对结束我的项目会有很大帮助。你说当你不输入id时。当我输入0和有效的端口号时,它会工作。我真的不明白你想干什么。作为代码id,您可能需要使用foreach。id是否重要。是的,当我输入$id=1和$port=1024或某个范围时,它应该再次匹配portRange。因此,$Id将从0开始无穷大。