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  #1  
Old January 27th, 2013, 06:56 PM
chethan.bsc chethan.bsc is offline
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How to get the line number of image where alt/title is missing..??

Hi guys, i am having the javascript function uses regular expression which gives a list of images without alt/title attribute... is there any way to get the line number along with the images
Quote:
Alt missing in line no:___ <img src="images/Demo.jpg" border="0">

My HTML will look like this...
Code:
<html>
<head>
<title>Untitled Document</title>
</head>
<body>
<table width="600" cellpadding="0" cellspacing="0" border="0">
<tr>
	<td width=""><img src="images/Demo.jpg" border="0"></td>
	<td width=""><img src="images/Demo.jpg" border="0"></td>
</tr>
<tr>
	<td width=""><img src="images/Demo.jpg" border="0"></td>
	<td width=""><img src="images/Demo.jpg" border="0"></td>
</tr>
</table>
</body>
</html>
Below is the function
Code:
function AltTitle(aSourceHTML, aResultField) {
    try {
	regexp = /<img((?:(?!alt)[^<>])*)>/gim;
        var vArray = aSourceHTML.match(regexp);
        var vLinks = vArray.join("\n\n");
        aResultField.value = vLinks;
    } catch (err) {
          alert("No Images Found");
    }
}
This will return out put like this
Code:
<img src="images/Demo.jpg" border="0">

<img src="images/Demo.jpg" border="0">

<img src="images/Demo.jpg" border="0">

<img src="images/Demo.jpg" border="0">
How to get the line number of image where alt/title is missing..??

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  #2  
Old January 27th, 2013, 10:58 PM
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Split the text up into an array for each line, then loop over that looking for the missing alt attributes.

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