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使用Ajax和PHP將數據插入到MySQL中時，從rich textarea中獲取有限的數據，是否有任何問題？使用Ajax和PHP將數據插入到MySQL時，使用有限的數據？
jQuery腳本
$('#adddesc').click(function(e)
{
e.preventDefault();
var txtcategoryname=tinyMCE.get('txtcategoryname').getContent();
var txttitle=$('#txttitle').val();
var selectError1=$("#selectError1").val();
var selectError2=$("#selectError2").val();
var selectError3=$("#selectError3").val();
//var fimage=$("#fimage").val();
//alert($("#selectError2").val().length);
var dataString;
var err;
err=(txttitle!='' && txtcategoryname!='' && $("#selectError1").val()!='0' && $("#selectError2").val()!='0' && $("#selectError3").val()!='0')?'0':'1';
// var dataString1="txttitle="+txttitle+"& description="+txtcategoryname+"& catname="+selectError1+"& tags="+selectError2;
//dataString1="txttitle="+txttitle+"& description="+txtcategoryname+"& catname="+selectError1+"& tags="+selectError2+"& subcat="+selectError3;
// alert(dataString1);
if(err=='0')
{
dataString="txttitle="+txttitle+"& description="+txtcategoryname+"& catname="+selectError1+"& tags="+selectError2+"& subcat="+selectError3;
//alert(dataString);
$.ajax({
type: "POST",
url: "aAddDescription.php",
data: dataString,
cache: true,
beforeSend: function(){ $("#adddesc").val('Adding Des.....');},
success: function(html){
//$("#txtcategoryname").val('');
tinyMCE.get('txtcategoryname').setContent('');
$("#txttitle").val('');
//$("#selectError1").get(0).selectedIndex = 0;
//$("#error").removeClass("alert alert-error");
$("#error").addClass("alert alert-success");
$("#error").html("<span style='color:#cc0000'>Success:</span> Description Added Successfully. ").fadeIn().delay(3000).fadeOut();
}
});
HTML表單腳本
<form class="form-horizontal" method="POST" action="" enctype="multipart/form-data" autocomplete="off">
<fieldset>
<div class="control-group">
<label class="control-label" for="selectError">Select Cateogry</label>
<div class="controls">
<?php
$result=mysqli_query($db,"SELECT * FROM categories ");
//$count=mysqli_num_rows($result);
$op="<option value='0'>Select Category</option>";
while($row=mysqli_fetch_array($result,MYSQLI_ASSOC))
{
$op.="<option value='".$row['id']."'>".$row['title']."</option>";
}
?>
<select id="selectError1" >
<?php echo $op; ?>
</select>
</div>
</div>
<div class="control-group">
<label class="control-label" for="selectError">Select Sub Cateogry</label>
<div class="controls">
<select id="selectError3">
<option selected="selected" value="0">--Select Sub--</option>
</select>
</div>
</div>
<div class="control-group">
<label class="control-label" for="focusedInput">Enter Title:: </label>
<div class="controls">
<input class="form-control" type="text" id="txttitle" name="txttitle" value="" placeholder="Enter Title"><span id="user-availability-status"></span> <img src="LoaderIcon.gif" id="loaderIcon" style="display:none;width:20px;height:20px;" />
</div></div>
<div class="control-group">
<textarea rows="10" cols="20" name="content" style="width:100%; height:150px" id="txtcategoryname"></textarea>
</div>
<div class="control-group">
<label class="control-label" for="selectError1">Tags(select All with Press Ctrl)</label>
<div class="controls">
<?php
$result=mysqli_query($db,"SELECT * FROM tags ");
//$count=mysqli_num_rows($result);
$op1='';
while($row=mysqli_fetch_array($result,MYSQLI_ASSOC))
{
$op1.="<option value='".$row['title']."'>".$row['title']."</option>";
}
?>
<select id="selectError2" multiple >
<?php //echo $op1; ?>
</select>
</div>
</div>
<div class="form-actions">
<button type="submit" class="btn btn-primary" id="adddesc">Save changes</button>
<button class="btn">Cancel</button>
</div>
</fieldset>
</form>
aAddDescription.php
<?php
include("common/db.php");
session_start();
if(isSet($_POST['description']) && isSet($_POST['txttitle']))
{
// username and password sent from Form
$description=$_POST['description'];
$txttitle=mysqli_real_escape_string($db,$_POST['txttitle']);
$catname=mysqli_real_escape_string($db,$_POST['catname']);
$subcat=mysqli_real_escape_string($db,$_POST['subcat']);
$tags=mysqli_real_escape_string($db,$_POST['tags']);
//$fimage=$_FILES['fimage']['name'] ;
$cby=$_SESSION['login_user'];
//$result=mysqli_query($db,"SELECT * FROM categories WHERE title='$categoryname'");
//$count=mysqli_num_rows($result);
//$target_dir = "uploads/";
//$target_file = $target_dir.$_FILES['fimage']['name'];
//move_uploaded_file($_FILES['fimage']['tmp_name'],$target_file);
//$row=mysqli_fetch_array($result,MYSQLI_ASSOC);
// If result matched $myusername and $mypassword, table row must be 1 row
/*if($count>0)
{
echo "0";
}
else
{
mysqli_query($db,"INSERT INTO categories(title) VALUES('".$categoryname."')");
echo "1";
}*/
//date_default_timezone_set('Asia/Delhi');
mysqli_query($db,"INSERT INTO description(title,description,cat_id,tags_id,created,modified,createdby,modifiedby,subcat_id) VALUES('".$txttitle."','".$description."','".$catname."','".$tags."','".date("Y-m-d H:i:s")."','".date("Y-m-d H:i:s")."','".$cby."','".$cby."','".$subcat."')");
$cid=mysqli_insert_id($db);
$cresult=mysqli_query($db,"SELECT * FROM counter WHERE cont_id='$cid'");
$ccount=mysqli_num_rows($cresult);
if($ccount==0)
{
mysqli_query($db,"INSERT INTO counter(cont_id) VALUES(".$cid.")");
}
echo "1";
}
?>
請幫我任何事情錯在這個代碼？......即使我改變緩存爲虛假也得到同樣的問題。如果我輸入1000 /更少或更多的行數據，它總是採取有限的數據。請幫幫我。在此先感謝
請檢查兩件事情：你應該
encodeURIComponent()這樣的編碼文本 1.到底有多少個字符在MySQL中輸入 2.當您使用TinyMCE的，請谷歌的豐富TinyMCE的默認行爲文本。 – satroy是的，我使用TinyMCE – Arjun
您嘗試在Alert框中彈出textarea值嗎？警報（txtcategoryname）。結果是什麼 –