DataView.prototype.getString (browser javascript) (isfast?)

/* //this version of getString doesn't work right
DataView.prototype.getString=function(bi,L){
 var c,ps="",i=0,e=L%4,x="\\x",z="0"; L-=e;
 while(i!=L){
  c=this.getUint32(bi+i).toString(16);
  ps+=x+c[0]+(c[1]||z)+x+(c[2]||z)+(c[3]||z)+x+(c[4]||z)+(c[5]||z)+x+(c[6]||z)+(c[7]||z);
  i+=4;
 }
 while(e--){ ps+=x+this.getUint8(bi+i).toString(16);
  i++;
 }
 return eval('"'+ps+'"');
};
*/

//good version:
DataView.prototype.getString=function(bi,L){
 var i=0,s="";
 while(i!=L){
  s+=String.fromCharCode(this.getUint8(bi+i));
  i++;
 }
 return s;
};


DataView.prototype.setString=function(bi,s){
 var i=0,L=s.length;
 while(i!=L){
  this.setUint8(bi+i,s.charCodeAt(i));
  i++;
 }
};



self.strNui8=function strNui8(s,ui8,u8i){
 var L=s.length,i=L; u8i=u8i||0;
  while(i--) ui8[u8i+i]=s.charCodeAt(i);
};


self.ui8Gstr=function Ui8Gstr(ui8,i,L){
 var s="";
  while(i!=L){ s+=String.fromCharCode(ui8[i]); i++; }
  return s;
};