(PHP 4 >= 4.0.7, PHP 5, PHP 7)
imagecreatefromgd — 锟斤拷 GD 锟侥硷拷锟斤拷 URL 锟铰斤拷一图锟斤拷
$filename
) : resource锟斤拷 GD 锟侥硷拷锟斤拷 URL 锟铰斤拷一图锟斤拷
锟斤拷锟斤拷锟斤拷锟斤拷fopen 锟斤拷装锟斤拷锟斤拷锟节此猴拷锟斤拷锟叫ｏ拷 URL 锟斤拷锟斤拷为锟侥硷拷锟斤拷锟斤拷锟斤拷锟斤拷锟斤拷锟街革拷锟斤拷募锟斤拷锟斤拷锟斤拷 fopen()锟斤拷锟斤拷锟斤拷 wapper 锟侥诧拷同锟斤拷锟斤拷锟斤拷渭锟� 支锟街碉拷协锟斤拷头锟阶靶拷锟�锟斤拷注锟斤拷锟斤拷锟矫凤拷锟斤拷锟斤拷锟斤拷峁╋拷锟皆わ拷锟斤拷锟斤拷锟斤拷锟斤拷
filenameGD 锟侥硷拷锟斤拷路锟斤拷锟斤拷
锟缴癸拷锟襟返伙拷图锟斤拷锟斤拷源,失锟杰后返伙拷 FALSE 锟斤拷
Example #1 imagecreatefromgd() 锟斤拷锟斤拷
<?php
// Load the gd image
$im = @imagecreatefromgd('./test.gd');
// Test if the image was loaded
if(!is_resource($im))
{
die('Unable to load gd image!');
}
// Do image operations here
// Save the image
imagegd($im, './test_updated.gd');
imagedestroy($im);
?>
Windows 锟芥本锟斤拷 PHP 锟斤拷 4.3.0 锟斤拷之前锟斤拷支锟斤拷通锟斤拷锟剿猴拷锟斤拷锟斤拷锟斤拷远锟斤拷锟侥硷拷锟斤拷锟斤拷使锟窖撅拷锟斤拷锟斤拷 allow_url_fopen.