JavaScript DHTML/jQuery/text
Содержание
- 1 Assign text value to DIV
- 2 Change text to uppercase
- 3 Get text from tag
- 4 Output HTML as text
- 5 Replace Span Text Value
- 6 Set text for tag
- 7 text is similar to html(), but escapes HTML (replace "<" and ">" with their HTML entities).
- 8 text() returns a string that contains the combined text contents of all matched elements
Assign text value to DIV
<source lang="html4strict">
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
var input = $("form input:text");
$("div").text("For this type jQuery found " + input.length + ".");
});
</script>
</head>
<body>
<form>
<input type="text" />
</form>
</body>
</html>
</source>
Change text to uppercase
<source lang="html4strict">
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
var mappedItems = $("li").map(function (index) {
var data = $("- asdf
- asdf
- asdf
</body>
</html>
</source>
Get text from tag
<source lang="html4strict">
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("div[id]").one("click", function(){
var idString = $(this).text() + " = " + $(this).attr("id");
$(this).text(idString);
});
});
</script>
</head>
<body>
Click to see.
div
div
</body>
</html>
</source>
Output HTML as text
<source lang="html4strict">
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("p").text("boldbold.");
}); </script> </head> <body> <body>
asdf
</body>
</html>
</source>
Replace Span Text Value
<source lang="html4strict">
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("#container").click(function (e) {
var $ch = $(e.target).children();
$("#results span:first").text($ch.length);
e.preventDefault();
return false;
});
});
</script>
</head>
<body>
<body>
This is the way we write the demo,
Found 0 children in TAG.
</body>
</html>
</source>
Set text for tag
<source lang="html4strict">
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("div[id]").one("click", function(){
var idString = $(this).text() + " = " + $(this).attr("id");
$(this).text(idString);
});
});
</script>
</head>
<body>
Click to see.
div
div
</body>
</html>
</source>
text is similar to html(), but escapes HTML (replace "<" and ">" with their HTML entities).
<source lang="html4strict">
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
$("p").text("Some new text.");
});
</script>
<style>
.selected { color:red; }
.highlight { background:yellow; }
</style>
</head>
<body>
<body>
Hello first
Hello
</body>
</html>
</source>
text() returns a string that contains the combined text contents of all matched elements
<source lang="html4strict">
<html>
<head>
<script type="text/javascript" src="js/jquery-1.3.2.js"></script>
<script type="text/javascript">
$(document).ready(function(){
var str = $("p:first").text();
$("p:last").html(str);
});
</script>
<style>
.selected { color:red; }
.highlight { background:yellow; }
</style>
</head>
<body>
<body>
Hello first
Hello
</body>
</html>
</source>