imagesx
(PHP 4, PHP 5)
imagesx — Get image width
說明
int imagesx
( resource $image
)
Returns the width of the given image resource.
參數
- image
-
An image resource, returned by one of the image creation functions, such as imagecreatetruecolor().
Return值
Return the width of the image or FALSE on errors.
範例
Example#1 Using imagesx()
<?php
// create a 300*200 image
$img = imagecreatetruecolor(300, 200);
echo imagesx($img); // 300
?>