Js function code for retrieving image size

1. Function for obtaining image size getImageSize
Copy codeThe Code is as follows:
Function getImageSize (imageEl ){
Var I = new Image (); // create an Image object
I. src = imageEl. src; // assign the src attribute of the image to the src attribute of the new image object.
Return new Array (I. width, I. height); // return the length and width of the image pixel.
// Return [I. width, I. height];
}

2. Example
Copy codeThe Code is as follows:
Var imgEl = document. getElementById (imgEl ),
ImgSize = getImageSize (imgEl ),
ImgWidth = imgSize [0], // obtain the Image Width
ImgHeight = imgSize [1]; // obtain the Image Height.