PHP simple crawler
Release： 2016-07-25 09:08:50
Original
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- function get_urls($url)
- {
- $url_array=array();
- $the_first_content=file_get_contents($url);
- $the_second_content=file_get_contents($url);
- $pattern1 = "/http://[a-zA-Z0-9.?/-=&:+-_'"]+/";
- $pattern2="/http://[a-zA-Z0-9.]+/";
- preg_match_all($pattern2, $the_second_content, $matches2);
- preg_match_all($pattern1, $the_first_content, $matches1);
- $new_array1=array_unique($matches1[0]);
- $new_array2=array_unique($matches2[0]);
- $final_array=array_merge($new_array1,$new_array2);
- $final_array=array_unique($final_array);
- for($i=0;$i {
- echo $final_array[$i]."
";
- }
- }
- get_urls("http://www.baidu.com");
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