php 常用功能

来源：互联网发布：淘宝店铺不能添加桌面编辑：程序博客网时间：2024/06/10 00:21
function curl_get_page($url){    //初始化    $ch = curl_init();   //设置选项，包括url     curl_setopt($ch, CURLOPT_URL, $url);     curl_setopt($ch, CURLOPT_RETURNTRANSFER, 1);     curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,FALSE);     curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,FALSE);     curl_setopt($ch,CURLOPT_FOLLOWLOCATION,1);     curl_setopt($ch,CURLOPT_AUTOREFERER,1);     curl_setopt($ch, CURLOPT_HEADER, 0);    //执行并获取html内容     $output = curl_exec($ch);   //释放curl句柄    curl_close($ch);    return $output ;}
private function curl_post_page($url, $data, $timeout = 4){  
  $ch = curl_init();    curl_setopt($ch,CURLOPT_URL,$url); 
   curl_setopt($ch,CURLOPT_CUSTOMREQUEST,"POST");   
 curl_setopt($ch,CURLOPT_SSL_VERIFYPEER,FALSE);  
  curl_setopt($ch,CURLOPT_SSL_VERIFYHOST,FALSE);  
  curl_setopt($ch,CURLOPT_FOLLOWLOCATION,1);  
  curl_setopt($ch,CURLOPT_AUTOREFERER,1);
 curl_setopt($ch,CURLOPT_POSTFIELDS,$data);  
  curl_setopt($ch,CURLOPT_RETURNTRANSFER,true);  
  $output = curl_exec($ch);    
if(curl_errno($ch)){    
    echo curl_error($ch);  
  }    return $output;
}

//自己包装的post方法
private  function httpPost接口($url, $post  =  null){  
  $context = array ();    
if (!is_array ( $post )) return false; 
   ksort ( $post );  
  $context ['http'] = array ('timeout' => 60, 'method' => 'POST', 'content' => http_build_query( $post, '', '&' ));    
return file_get_contents ( $url, false, stream_context_create ( $context ) );}
//自己包装的get方法private function httpGet接口($url){
 $opts = array('http'=>array('method'=>"GET", 'timeout'=>15,));
 $context = @stream_context_create($opts);    $
result = @file_get_contents($url,false,$context);
 return $result;}
/************************************************************** 
* * 自己包装 将数组转换为JSON字符串（兼容中文） 
* @param array $array  要转换的数组 
* @return string  转换得到的json字符串 
* @access public * 
*************************************************************/
public  function fJSON返回($array) {    
$this->arrayRecursive($array, 'urlencode', true);   
 $json = json_encode($array);    
return urldecode($json);}
//自己包装 将返回数据拼装成数组
private    function f组装返回数组($Result,$ErrorStr,$ResultData){    
$return值 = array (        
"Result"  => $Result,       
 "ErrorStr" =>$ErrorStr,        
"ResultData"   => $ResultData    
);    
return $return值;
}
/************************************************************** * 
* 自己拼装 使用特定function对数组中所有元素做处理 
* @param string &$array  要处理的字符串 
* @param string $function 要执行的函数 
* @return boolean $apply_to_keys_also  是否也应用到key上 
* @access public * 
*************************************************************/
private  function arrayRecursive(&$array, $function, $apply_to_keys_also = false){    
static $recursive_counter = 0;    
if (++$recursive_counter > 1000) 
{        
die('possible deep recursion attack');   
 }    foreach ($array as $key => $value) {
 if (is_array($value)) {            
$this->arrayRecursive($array[$key], $function, $apply_to_keys_also);        
} else { 
           $array[$key] = $function($value);        
}        
if ($apply_to_keys_also && is_string($key)) { 
           $new_key = $function($key);
 if ($new_key != $key) { 
               $array[$new_key] = $array[$key];
 unset($array[$key]);            
}       
 }   
 }   
 $recursive_counter--;
}

public function fs随机字符串($length){    
$str = null;    
$strPol = "ABCDEFGHIJKLMNOPQRSTUVWXYZ0123456789abcdefghijklmnopqrstuvwxyz";    
$max = strlen($strPol)-1;   
 for($i=0;$i<$length;$i++){       
 $str.=$strPol[rand(0,$max)];//rand($min,$max)生成介于min和max两个数之间的一个随机整数   
 }    
return $str;
}
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