HTML, JavaScript :
<a href="sample.html" id="lnk1">click me</a>
<script type="text/javascript">
document.getElementById("lnk1").
onclick = function(){alert('Links clicked')};
</script>
this
, . :
<a href="sample.html" onclick="showInfo(this);">
click me</a>
< type="text/javascript">
function showInfo(_obj) {
alert(_obj.innerHTML);
// click me
}
</script>
, , false. :
<a href="sample.html"
onclick="return showInfo(this);">click me</a>
<script type="text/javascript">
function showInfo(_obj) {
return confirm("Do you want go to another page?");
// OK Cancel; Cancel, ,
}
</script>
JavaScript:
<!-- # 11: -->
<html>
<head>
<script type="text/javascript">
function openStaticWin() {
window.open("test.html", "_blank",
"height=200,width=400,status=yes,toolbar=no,menubar=no,
location=no");
}
function openDynamicWin() {
var newWin = window.open();
newWin.document.open();
newWin.document.write("<html><head></head><body>"
+ new Date() + "</body></html>");
newWin.document.close();
}
</script>
</head>
<body>
<a href="#" onclick="openStaticWin();
return false;">open existing html</a>
<br>
<a href="#" onclick="openDynamicWin();
return false;">open dynamic html</a>
</body>
</html>
, HTML- .
:
<!-- # 12: -->
<html><head>
<style>
.menuContainer {
border: 1px solid #123456;
}
.menuContainer.menuItem {
float: left;
margin: 2px;
padding: 10px;
}
.menuContainer.menuOver {
background-color: #808080;
}
.menuContainer.menuOver a {
color: #800000;
font-weight: bold;
}
.menuContainer.clear {
clear: left;
}
</style>
<script type="text/javascript">
function processMenu() {
var allDiv = document.getElementsByTagName("DIV");
|
|
|
for (var i = 0; i < allDiv.length; i++) {
if (allDiv[i].className == "menuContainer")
processMenuItem(allDiv[i]);
}
}
function processMenuItem(_obj) {
var allChilds = _obj.childNodes;
for (var i = 0; i < allChilds.length; i++) {
if (allChilds[i].className == "menuItem") {
allChilds[i].onmouseover = function() {
this.className += " menuOver";
}
allChilds[i].onmouseout = function() {
this.className =
this.className.replace(" menuOver","");
}
}
}
}
</script>
</head>
<body onload="processMenu();">
<div class="menuContainer">
<div class="menuItem"><a href="#">first</a></div>
<div class="menuItem"><a href="#">second</a></div>
<div class="menuItem"><a href="#">third</a></div>
<div class="menuItem"><a href="#">fourth</a></div>
<div class="clear"></div>
</div>
</body></html>
<!-- # 13: -->
<script type="text/javascript">
function submitForm(_form) {debugger;
markErrorField(false);
var errMess = "";
if (!_form.elements["login"].value) {
errMess += "Your Login is empty.\n";
markErrorField(_form.elements["login"]);
}
if (!_form.elements["mail"].value) {
errMess += "Your Email is empty\n";
markErrorField(_form.elements["mail"]);
}
if (!_form.elements["pass"].value) {
errMess += "Your Password is empty.\n";
markErrorField(_form.elements["pass"]);
} else if (!_form.elements["confpass"].value) {
errMess +=
"Your Password confirmation is empty.\n";
markErrorField(_form.elements["confpass"]);
} else if
(_form.elements["pass"].value!=
_form.elements["confpass"].value) {
errMess +=
"Your Password confirmation does not equal to your Password.\n";
markErrorField(_form.elements["pass"]);
markErrorField(_form.elements["confpass"]);
}
if (errMess) {
alert(errMess + "");
return false;
}
}
function markErrorField(_element) {
var allLabels =
document.getElementsByTagName("LABEL");
if (_element) {
for (var i = 0; i < allLabels.length; i++) {
if (allLabels[i].htmlFor == _element.id)
allLabels[i].style.color = "red"; }
} else {
for (var i = 0; i < allLabels.length; i++) {
allLabels[i].style.color = "black";
}
}
}
</script>
<form onsubmit="return submitForm(this);">
<table>
<tr>
<td><label for="login">Your Login</label></td>
<td><input type="text" name="login" id="login" /></td>
</tr>
<tr>
<td><label for="mail">Your Email</label></td>
<td><input type="text" name="mail" id="mail" /></td>
</tr>
<tr>
<td><label for="pass">Your Password</label></td>
|
|
|
<td><input type="password" name="pass" id="pass" /></td>
</tr>
<tr>
<td><label for="confpass">
Confirm Your Password</label></td>
<td><input type="password" name="confpass"
id="confpass" /></td>
</tr>
<tr>
<td colspan="2"><input type="submit"
name="Register" /></td>
</tr>
</table>
</form>
UML
() . () . : . , .
(Universal Model Language) − , , . UML , -, . :
, ;
;
.
UML , UML. UML :
1. .
2. : , , , .
, , - . , - , , .
UML. UML. , . , , UML . , , , . , . , UML - () , . UML , , ..
, . , , . , , , , , .
, , .
UML , , , , - . UML UML . , . , UML , . , .
|
|
|
