Get the current URL with JavaScript?
Use: As noted in the comments, the line below works, but it is bugged for Firefox. See URL of type DOMString, readonly.
javascript
JavaScript exponents
There is an exponentiation operator, which is part of the ES7 final specification. It is supposed to work in a similar manner with python and matlab: Now it is already implemented in Edge14, Chrome52, and also it is available with traceur or babel.
JavaScript replace/regex
You need to double escape any RegExp characters (once for the slash in the string and once for the regexp): Otherwise, it looks for the end of the line and ‘TESTONE’ (which it never finds). Personally, I’m not a big fan of building regexp’s using strings for this reason. The level of escaping that’s needed … Read more
Does JavaScript pass by reference? [duplicate]
Primitives are passed by value, and Objects are passed by “copy of a reference”. Specifically, when you pass an object (or array) you are (invisibly) passing a reference to that object, and it is possible to modify the contents of that object, but if you attempt to overwrite the reference it will not affect the copy of … Read more
RegEx Ignore Case
Flags go at the end. i is for case-Insensitive (or ignore-case)
function updateMap for Google Maps API
I’m having issues with the updateMap function in the google Maps API… specifically with using multiple “else if” statements to query data. My code is below. The first “if” works, the first “else if” works, and the last “else” works to update my map, it’s the second “else if” that won’t update my map. The … Read more
Onclick javascript to make browser go back to previous page?
Add this in your input element
Is there a link to the “latest” jQuery library on Google APIs?
Up until jQuery 1.11.1, you could use the following URLs to get the latest version of jQuery: https://code.jquery.com/jquery-latest.min.js – jQuery hosted (minified) https://code.jquery.com/jquery-latest.js – jQuery hosted (uncompressed) https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.min.js – Google hosted (minified) https://ajax.googleapis.com/ajax/libs/jquery/1/jquery.js – Google hosted (uncompressed) For example: However, since jQuery 1.11.1, both jQuery and Google stopped updating these URL’s; they will forever be fixed at 1.11.1. There is no … Read more
How can I obfuscate (protect) JavaScript?
Obfuscation: Try YUI Compressor. It’s a very popular tool, built, enhanced and maintained by the Yahoo UI team. You may also use: Google Closure Compiler UglifyJS UPDATE: This question was originally asked on 2008, and The mentioned technologies are deprecated. you can use: terser – more information in web.dev. Private String Data: Keeping string values private is a … Read more
Difference between document.referrer and window.parent.location.href
document.referrer gives you the URI of the page that linked to the current page. This is a value that’s available for all pages, not just frames. window.parent gives you the parent frame, and its location is its URI. If you want to find the URI of the parent frame, then use window.parent.location.