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PHP中错误处理的一些方法

Jun 08, 2016 pm 05:32 PM
array mysql

<script>ec(2);</script>

已经玩php一段时间了,基本是from0开始的,经常出现的问题也很多,慢慢的可以熟练的查询文档了,而且,经验也不是很多。

  先lookhere。:

error_reporting(1048);//1,2,4,7,...,1048
ob_start();
session_start();
date_default_timezone_set('Asia/Shanghai');

  php的递给调用会吃掉很多的内存。

  一般的,不要太多的使用define。

  在类的构造和属性器方面,5已经做了很多的工作,克服的bug就不说了,__系列的函数都有一些看点,也是支持static的。

  按照我现在的写过的程序,很少用到框架页面的,我感觉在php里面速度不在是一个问题。

  注意类的调用次序,特别是已经extends的,准确的释放掉内存。

  @mysql_fetch_array($result,MYSQL_ASSOC);

  这个注意使用乱用,MYSQL_ASSOC,MYSQL_NUM和MYSQL_BOTH是一个enum吧。默认的是MYSQL_BOTH.

  mysql的语句,如果执行in的话不再支持limit。so...很麻烦。

  支持distinct,group之,程序循环执行,md。 

if(get_magic_quotes_gpc()){
  $_GET=    stripslashes_gpc($_GET);
  $_POST=  stripslashes_gpc($_POST);
  $_COOKIE=  stripslashes_gpc($_COOKIE);
}
  set_magic_quotes_runtime(0);#magic_quotes_runtime
functionstripslashes_gpc($array){
  while(list($key,$value)=each($array)){
    if(is_string($value)){
      $array[$key]=addslashes(stripslashes($value));
    }elseif(is_array($value)) {
      $array[$key]=stripslashes_gpc($value);
    }
  }
  return$array;
}
/**
*处理程序中出现的错误
*@Date:2006-10-9-10:51
*@param  (类型)  (参数名)  (描述)
*/
functionError_Handler($errno,$errstr,$errorfile,$errline,$errtext){
 

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