Table of Contents
PHP获取表单所有复选框的值的方法,php获取表单复选框
PHP 表单问题 怎获取复选框数据
php form表单怎post获取checkbox值,放入到数据库里?
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PHP获取表单所有复选框的值的方法,php获取表单复选框

Jun 13, 2016 am 09:26 AM
php checkbox form

PHP获取表单所有复选框的值的方法,php获取表单复选框

通常来说,php中总是只获取最后一个复选框的值,那么如何才能获取所有复选框的值?

解决办法如下:

form表单的部分代码如下:

<input type="checkbox" name="frm_tag[]" value="1">1
<input type="checkbox" name="frm_tag[]" value="2">2
<input type="checkbox" name="frm_tag[]" value="3">3
<input type="checkbox" name="frm_tag[]" value="4">4
<input type="checkbox" name="frm_tag[]" value="5">5

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php处理POST传递过来数据的代码如下:

$str_tag = "";
$frm_tag = $_POST['frm_tag'];
for($i=0;$i<count($frm_tag);$i++){
  echo $frm_tag[$i]."<br>";
  if($i==0)
   $str_tag = $frm_tag[$i];
  else
   $str_tag = $str_tag.",".$frm_tag[$i];
}
echo $str_tag;
}

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相信本文所述对大家深入掌握PHP程序设计有一定的借鉴价值。

PHP 表单问题 怎获取复选框数据

对,没选择的情况下,表单中的checkbox是不会提交的.
所以就提示了.
=========
你可以判断一下再输出.
if(isset($_POST["orange"])) echo $_POST["orange"];
 

php form表单怎post获取checkbox值,放入到数据库里?

哇,我刚做这个,checkbox是数组你要把他们放在数组里面
原理就是:把那几个值传过来。再把他们转成非数组
比如:
29
30
31
32
这几个表单
$waistline=$_POST["waistline"];
$myallsport = implode (",", $waistline);

这样insert的时候 就把$myallsport 这个插入到里面就O了
 

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