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Tag: javascript

Extract image src from a string

I’m trying to match all the images elements as strings, This is my regex: This works, but I want to extract the src of all the images. So when I execute the regular expression on this String: <img src=”http://static2.ccn.com/ccs/2013/02/img_example.jpg /> it returns: “http://static2.cc…

How to get all form elements values using jQuery?

Here is the HTML code: Here the code which will get all form field values: From this I am getting the output value as follows: I want the out as following: Answer You can use a serialize() function of JQuery: And read in PHP: And get ***data-**** to tag HTML5 you can see this example: And

More than one draggable image events in Kinect

I’m creating a script with draggable images which change src when double clicked as : Draggable image event in Kinect Earlier question was answered and works great though if I add another object which will also change src when double-clicked then nothing works. What could be the problem? Answer You have…

JavaScript C Style Type Cast From Signed To Unsigned

how to type cast a number in javascript? Assuming that a and b can be signed. I want to convert a 4 byte signed integer into a 4 byte unsigned integer. I know there is no such thing as type casting or signed/unsigned in javascript. I am looking for an easy to understand algorithm. Answer You can try a =

How can i get data from FormData in javascript?

I need to read data from FormData? I try to read something like someFormatData[“valueName”] but it not working. options[“fileId”] or options[“file”] does not work. Also I try options.fileId same result: Answer If you take your FormData object you can use a few different met…