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Two forms of js to determine whether the content of FCKeditor is empty_javascript skills

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Release： 2016-05-16 17:33:57

Original

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形式1：

复制代码代码如下:

function checkFCK(key)
{
var oEditor=FCKeditorAPI.GetInstance(key);
var content=oEditor.GetXHTML(true);
content=content.replace(/　/g,"");
content=content.replace(/s/g,"");
content=content.replace(/ /g,"");
content=content.replace(/
/g,"");
content=content.replace(/

/g,"");
content=content.replace(/

/g,"");
if(content==null||content==""){
oEditor.SetHTML("");
return false;
}
return true;
}

形式2：

复制代码代码如下:

 
function GetMessageLength(str) 
{ 
var oEditor = FCKeditorAPI.GetInstance(str) ; 
var oDOM = oEditor.EditorDocument ; 
var iLength ; 
if ( document.all ) // If Internet Explorer. 
{ 
iLength = oDOM.body.innerText.length ; 
} 
else // If Gecko. 
{ 
var r = oDOM.createRange() ; 
r.selectNodeContents( oDOM.body ) ; 
iLength = r.toString().length ; 
} 
return iLength 
} 

Related labels：

FCKeditor

source：php.cn

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