Posted on 2007. 9. 10. 10:15
Filed Under Java
Javascript
<script language="javascript">
str = "abcd";
restr = "ab";
newstr = str.replace(restr, "xx");
document.wrtie(newstr);
</script>
출력결과 : xxcd
JSP
<%
String strReplace(String str, String restr, String newstr) {
if(str = null) return null;
StringBuffer dest = new StringBuffer("");
try {
int len = restr.length();
int strlen = str.length();
int pos = 0;
int repos = 0;
while ((pos = str.indexOf(restr, repos)) >= 0) {
dest.append(str.substring(repos, pos));
dest.append(newstr);
repos = pos + len;
}
if (repos < strlen)
dest.appen(str.substring(repos, strlen));
} catch (Exception e) {
e.printStackTrace();
}
return dest.toString();
}
%>
strReplace("abcd", "ac", "xx");
출력결과 : xxcd
Posted on 2007. 9. 6. 15:15
Filed Under 카테고리 없음
function changeSelect(obj1,obj2) {
obj1.onchange=function() {}
if (obj2.name=="big") {
obj2.onchange=function() { changeSelect(obj2,document.all.namedItem("medium")); }
} else if (obj2.name=="medium") {
obj2.onchange=function() { changeSelect(obj2,document.all.namedItem("third")); }
} else if (obj2.name=="third") {
obj2.onchange=function() { changeSelect(obj2,document.all.namedItem("forth")); }
} else if (obj2.name=="forth") {
obj2.onchange=function() { changeSelect(obj2,document.all.namedItem("big")); }
}
for (var i=1; i<obj1.options.length; i++) {
if (i!=obj1.selectedIndex) {
obj2.options.appendChild(obj1.options[i].cloneNode(true));
}
}
}
</script>
<SELECT name=big onChange="changeSelect(this,document.all.namedItem('medium'))">
<OPTION>첫번째
<OPTION value=cost>비용
<OPTION value=time>시간
<OPTION value=info selected>정보
<OPTION value=service>서비스</OPTION></SELECT>
<SELECT name=medium> <OPTION selected>두번째</OPTION></SELECT>
<SELECT name=third> <OPTION selected>세번째</OPTION></SELECT>
<SELECT name=forth> <OPTION selected>네번째</OPTION></SELECT>
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