大约有 44,000 项符合查询结果（耗时：0.0136秒） [XML]
Iterate through options
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$("#selectId > option").each(function() {
alert(this.text + ' ' + this.value);
});
http://api.jquery.com/each/
http://jsfiddle.net/Rx3AP/
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jQuery $.ajax(), $.post sending “OPTIONS” as REQUEST_METHOD in Firefox
...succeed, but Firefox does not pass the contents of the response to the Javascript.
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Disable browser's back button
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I came up with a little hack that disables the back button using JavaScript. I checked it on chrome 10, firefox 3.6 and IE9:
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN"
"http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/x...
JavaScript click handler not working as expected inside a for loop [duplicate]
... (function (i) {
$("#div" + i).click(
function () { alert(i); }
);
})(i);
}
UPDATE
Updated DEMO
Or you can use 'let' instead var to declare i. let gives you fresh binding each time. It can only be used in ECMAScript 6 strict mode.
'use strict';
for(let i=1; ...
What is the instanceof operator in JavaScript?
... @Siku-Siku.Com - I don't see any trick to it var zero = 0; alert(zero); zero = "0"; alert(zero) we went from a primitive int to a primitive string without any issues.
– JonH
Oct 18 '12 at 18:05
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Create an enum with string values
.../ this will show message '0' which is number representation of enum member
alert(States.Active);
// this will show message 'Disabled' as string representation of enum member
alert(States[States.Disabled]);
Update 1
To get number value of enum member from string value, you can use this:
var str...
registerForRemoteNotificationTypes: is not supported in iOS 8.0 and later
...I have is the pre-release documentation: "Apps that use visible or audible alerts in conjunction with a local or push notification must register the types of alerts they employ." As to "why," I only have my interpretation: end-user convenience to not be bothered by messages, regardless of source.
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Convert SVG image to PNG with PHP
...ap.svg');?>
</div>
then changing the colors is as easy as:
<script type="text/javascript" src="/path/to/jquery.js"></script>
<script type="text/javascript">
$('#CA').css('fill', 'blue');
$('#NY').css('fill', '#ff0000');
</script>
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How do you check if a variable is an array in JavaScript? [duplicate]
...ke to check whether a variable is either an array or a single value in JavaScript.
23 Answers
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How to capitalize first letter of each word, like a 2-word city? [duplicate]
... just wondering (might be a newbie question) but how does javascript know that the txt in function(txt) parameter is referring to str? Is it because you are calling replace on str so it can assume that?
– aug
Aug 31 '12 at 23:03
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