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jquery, domain, get URL
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You don't need jQuery for this, as simple javascript will suffice:
alert(document.domain);
See it in action:
console.log("Output;");
console.log(location.hostname);
console.log(document.domain);
alert(window.location.hostname)
console.log("document.URL : "+document.URL);
cons...
Javascript communication between browser tabs/windows [duplicate]
What's the most reliable way to have Javascript communicate between tabs/windows of the same browser? For example, when Tab 2 starts audio playback, Tab 1 somehow knows about this and can pause it's player.
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How can I detect if a selector returns null?
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if ( $("#anid").length ) {
alert("element(s) found")
}
else {
alert("nothing found")
}
share
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follo...
Does IE9 support console.log, and is it a real function?
...red to inherit from Object, nor its methods from Function, like native ECMAScript functions and objects do. This is the reason apply and call are undefined on those methods. In IE 9, most DOM objects were improved to inherit from native ECMAScript types. As the developer tools are considered an e...
Regular expression to get a string between two strings in Javascript
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In Javascript, you actually need to use ([\s\S]*?) rather than (.*?).
– Qian Chen
Dec 18 '18 at 11:07
7
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Check if a key exists inside a json object
...(("merchant_id" in thisSession)==false)
{
// do nothing.
}
else
{
alert("yeah");
}
https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Operators/in
http://www.w3schools.com/jsref/jsref_operators.asp
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Does a javascript if statement with multiple conditions test all of them?
...e cases the bitwise operators & and | can be used
var testOr = true | alert(""); //alert pops up
var testAnd = false & alert(""); //alert pops up
These should be used really carefully because bitwise operators are arithmetic operators that works on single bits of their operand and can't a...
How to quit android application programmatically
...e pretty close to closing all related activities by its name and Javadoc description:
this.finishAffinity();
Finish this activity as well as all activities immediately below it in the current task that have the same affinity. This is typically used when an application can be launched on to another...
How to know that a string starts/ends with a specific string in jQuery?
...ould be useless so you should better use
var str = "Hello World";
window.alert("Starts with Hello ? " + /^Hello/i.test(str));
window.alert("Ends with Hello ? " + /Hello$/i.test(str));
as the match() method is deprecated.
PS : the "i" flag in RegExp is optional and stands for case insen...
How to get browser width using JavaScript code?
I am trying to write a JavaScript function to get the current browser width.
8 Answers
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