Simple Example of JS getting IMG image height and width, js getting img width
Some time ago, when I added the adaptive screen size function to the touchslider. js carousel code written by LJW, I encountered a problem. No matter what method you use,
/* Regular take picture of any attribute in the IMG tag * *
$word = "111 22 Chinese ';Take the whole picture codePreg_match ('//is ', $word, $matches);echo $matches [0];//results: "
$word = ' 111 22 Chinese ';Take widthPreg_match ('//i ', $word,
/* Regular take picture of any attribute in the IMG tag * *
$word = "111 22 Chinese ';Take the whole picture codePreg_match ('//is ', $word, $matches);echo $matches [0];//results: "
$word = ' 111 22 Chinese ';Take widthPreg_match ('//i ',
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This generates the thumbnail code, want it to be 600 width, and then the height proportionally how to get it????
The code is on-line, the author notes that can be proportional!
But I set the height to 0, and it doesn't work. Can only be set
In recent work, the src attribute value (image address) of the img label in the content is often used for reading. Because the attribute value has no regularity, it is a good way to use regular expressions, next we will use php and js for instance
PHP uses the Imagick module to scale, crop, compress pictures including GIF images
Zoom crop
Copy CodeThe code is as follows:/*** Picture Clipping* Cropping rules:* 1. Height is empty or zero by width scaling height adaptive* 2. Width is empty or
Quickly get the width of the picture is in order to pre-make layout-style layouts to prepare, by quickly obtaining a picture of the width of the method than the OnLoad method to save a lot of time, even more than a minute is possible, and this
Quickly get the width of the picture is in order to pre-make layout-style layouts to prepare, by quickly obtaining a picture of the width of the method than the OnLoad method to save a lot of time, even more than a minute is possible, and this
1. When do I need to obtain the true width and height of the image?When creating a pc webpage, you may sometimes consider judging whether the image is a horizontal or vertical image based on the size of the inserted image. Then, different display
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