php通过curl下载远程图片实例

<?php
	$url = 'http://mf1905.com/upload/video_img/df3074c98ec5124ad47c52ff59f74e04_middle.jpeg';

	function http_get_data($url) {
		
		$ch = curl_init ();
		curl_setopt ( $ch, CURLOPT_CUSTOMREQUEST, 'GET' );
		curl_setopt ( $ch, CURLOPT_SSL_VERIFYPEER, false );
		curl_setopt ( $ch, CURLOPT_URL, $url );
		ob_start ();
		curl_exec ( $ch );
		$return_content = ob_get_contents ();
		ob_end_clean ();
		
		$return_code = curl_getinfo ( $ch, CURLINFO_HTTP_CODE );
		return $return_content;
	}
	
	$return_content = http_get_data($url);
	$filename = 'test.jpg';
	$fp= @fopen($filename,"a"); //将文件绑定到流  
	fwrite($fp,$return_content); //写入文件