Web crawler 1-Create the first simple script

 <? php  //  use fopen () and fgets () to download a Web page from the Web//define the file you want to download   $target  = "http://www.baidu.com" ;   $file _handle  =fopen  ( $target , "R" );  //  Download the file  while  (! feof  ( $file _handle  )  echo  fgets  ( $file _handle , 4096 fclose  ( $file _handle ); 

Download files with the file () function, which is especially useful for files that download comma-separated values (CSV)

<?php//use fopen () and fgets () to download a Web page from the Web//define the file you want to download $target = "http://www.baidu.com"; $downloaded _page_array=file ($ target);//output file contents for ($xx =0; $xx <count ($downloaded _page_array); $xx + +) echo $downloaded _page_array[$xx];

　　

Web crawler 1-Create the first simple script