Image Resize In Php W3schools. Getimagesize can also return some more information in imageinfo parameter. The getimagesize function will determine the size of any supported given image file and return the dimensions along with the file type and a height width text string to be used inside a normal html img tag and the correspondent http content type.
Getimagesize can also return some more information in imageinfo parameter. The keyword syntax auto cover and contain the one value syntax sets the width of the image height becomes auto the two value syntax first value. Resize image with predefined function in php.
If you want the image to scale down if it has to but never scale up to be larger than its original size use the w3 image class.
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