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Semelhante a Javascript Basic (20)
Mais de Kang-min Liu (19)
Javascript Basic
- 9. variables
variable
value
var nickname = quot;gugodquot;;
variable
name
- 10. variables
variable
declare value
var nickname = quot;gugodquot;;
variable
name
- 14. Expressions
a == b
a != b
a >= b
a <= b
a > b
a < b
a
- 18. var hello = function(nickname, like) {
var message = quot;hello quot; + nickname;
if (like > 6) {
message = quot;Great to see you, quot;
+ nickname;
}
if (like < 2){
message = quot;Oh, it’s you, quot;
+ nickname;
}
alert(message);
}
- 25. Add jQuery
<head>
<script
type=quot;text/javascriptquot;
src=quot;jquery.min.jsquot;></script>
</head>
- 26. Hello (jQuery)
<html>
<head>
<script type=quot;text/javascriptquot;
src=quot;jquery.jsquot;></script>
</head>
<body>
<span id=quot;nicknamequot;>gugod</span>
<script type=quot;text/javascriptquot;>
var nickname = $(quot;#nicknamequot;).text();
alert(nickname);
</script>
</body></html>
- 30. Input + Output
<span id=quot;outputquot;></span>
<script type=quot;text/javascriptquot;>
var message = quot;Hello, quot; + prompt(quot;Your name is: quot;);
$(quot;#outputquot;).text(message);
</script>
- 34. Hide on click
<a href=quot;#quot; id=quot;closequot;>Close</a>
<div id=quot;helloquot;>Hello</div>
<script type=quot;text/javascriptquot;>
$(quot;#closequot;).click(function() {
$(quot;#helloquot;).hide('slow');
});
</script>