2010-02-19 Tatsuhiro Tsujikawa <t-tujikawa@users.sourceforge.net>

	Rewirtten util::isNumber()
	* src/util.cc

ChangeLog

@@ -1,3 +1,8 @@
+2010-02-19  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
+
+	Rewirtten util::isNumber()
+	* src/util.cc
+
 2010-02-19  Tatsuhiro Tsujikawa  <t-tujikawa@users.sourceforge.net>
 
 	Reverted changes in r1893. setlocale(LC_CTYPE, "") is needed

src/util.cc

@@ -936,8 +936,8 @@ bool isNumber(const std::string& what)
   if(what.empty()) {
     return false;
   }
-  for(uint32_t i = 0; i < what.size(); ++i) {
-    if(!isdigit(what[i])) {
+  for(std::string::const_iterator i = what.begin(); i != what.end(); ++i) {
+    if(!isDigit(*i)) {
       return false;
     }
   }