Paul Hollands

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June 13, 2011

IE 7 Zero Length Regex Matches

An IE lastIndex Bug with Zero-Length Regex Matches

Posted by pj at 05:19 PM | Comments (0)

Detect curly quotes with JavaScript

function check_quotes(){
	
	var s = '';
	
	var regex = /\W/g;
	
	var m =  null;
	
	var text = null;
	
	var code = null;
	
	['asset_name','body','summary'].each(function(da_id){
	
		text = document.getElementById(da_id).value; 
		
		m = regex.exec(text);

		if(da_id == 'asset_name'){ da_id = 'title'; }
		
		var count = 0;
		
		while(m){
				
			code = m[0].charCodeAt(0);
			
			if(code > 8200){
			
			    s = s + "\n<li> Found  " + m + "  in " + da_id.split('_').join(' ') + " text</li>";
			    
				count++;
				
			   }

			count++;
 	
			m = regex.exec(text);
		
			}
			
		});
	
	if(s != ''){ poppy('Illegal characters found in your title or description:<br/><br/><ul>' + s + '</ul><br/>Delete and then re-type quotes and long dashes in the editor above before proceeding. Please try and avoid cutting and pasting from Word.'); return true; }
	
	return false;
	
	}

Posted by pj at 04:23 PM | Comments (0)