Javascript normalize - removes accents and others invalid chars.

Sunday, 23 January 2011 13:39

// this snippet is useful for making urls slugs, or comparing user inputs to a normalized string.



    var normalize = (function() {

        var from = "ÀÁÄÂÈÉËÊÌÍÏÎÒÓÖÔÙÚÜÛàáäâèéëêìíïîòóöôùúüûÑñÇç", 

            to   = "aaaaeeeeiiiioooouuuuaaaaeeeeiiiioooouuuunncc",

            mapping = {};

        

        for(var i=0; i            mapping[from.charAt(i)] = to.charAt(i);

        

        return function(str) {

            var ret = []

            for(var i=0; i                var c = str.charAt(i)

                if(mapping.hasOwnProperty(str.charAt(i)))

                    ret.push(mapping[c]);

                else

                    ret.push(c);

            }

            return ret.join('').replace(/[^-a-z0-9]+/g, '-').toLowerCase();

        }



    })();