Table of Contents
Related recommendations:
Home Backend Development PHP Tutorial PHP implements log recording method based on custom functions

PHP implements log recording method based on custom functions

May 19, 2018 am 10:43 AM
php based on customize

This article mainly introduces the method of php recording logs based on custom functions, involving php related operating skills for files, directories and error logs. Friends in need can refer to it

/**
 * 记录错误日志
 * @param 日志内容 $res
 */
function save_log($res) {
  $err_date = date("Ym", time());
  //$address = '/var/log/error';
  $address = './error';
  if (!is_dir($address)) {
    mkdir($address, 0700, true);
  }
  $address = $address.'/'.$err_date . '_error.log';
  $error_date = date("Y-m-d H:i:s", time());
  if(!empty($_SERVER['HTTP_REFERER'])) {
    $file = $_SERVER['HTTP_REFERER'];
  } else {
    $file = $_SERVER['REQUEST_URI'];
  }
  if(is_array($res)) {
    $res_real = "$error_date\t$file\n";
    error_log($res_real, 3, $address);
    $res = var_export($res,true);
    $res = $res."\n";
    error_log($res, 3, $address);
  } else {
    $res_real = "$error_date\t$file\t$res\n";
    error_log($res_real, 3, $address);
  }
}
Copy after login

var_export() Method details:

var_export – Output or return a string representation of a variable

Description:

mixed var_export (mixed expression, bool)

This function returns structural information about the variables passed to the function. It is similar to var_dump(), except that the representation returned is Legal PHP code.

You can return a representation of a variable by setting the second parameter of the function to TRUE.

EG:

var_export(array('a','b',array('aa','bb','cc'))) This kind There is no difference from VAR_DUMP;

$var =var_export(array('a','b',array('aa','bb','cc')),TRUE)
Copy after login

After TRUE is added, it will not be printed out anymore,

but a variable is given, so that It can be output directly;

echo $var;
Copy after login

The output form at this time is similar to that printed by var_dump().

PHP custom functionDetailed explanation of the method to determine whether it is submitted by Get/Post/Ajax

PHP custom functionMethods to determine whether it is Get, Post and Ajax submission

About php custom function Explanation of defining functions and internal functions

The above is the detailed content of PHP implements log recording method based on custom functions. For more information, please follow other related articles on the PHP Chinese website!

Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot Article

R.E.P.O. Energy Crystals Explained and What They Do (Yellow Crystal)
2 weeks ago By 尊渡假赌尊渡假赌尊渡假赌
Repo: How To Revive Teammates
4 weeks ago By 尊渡假赌尊渡假赌尊渡假赌
Hello Kitty Island Adventure: How To Get Giant Seeds
3 weeks ago By 尊渡假赌尊渡假赌尊渡假赌

Hot Article

R.E.P.O. Energy Crystals Explained and What They Do (Yellow Crystal)
2 weeks ago By 尊渡假赌尊渡假赌尊渡假赌
Repo: How To Revive Teammates
4 weeks ago By 尊渡假赌尊渡假赌尊渡假赌
Hello Kitty Island Adventure: How To Get Giant Seeds
3 weeks ago By 尊渡假赌尊渡假赌尊渡假赌

Hot Article Tags

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

PHP 8.4 Installation and Upgrade guide for Ubuntu and Debian PHP 8.4 Installation and Upgrade guide for Ubuntu and Debian Dec 24, 2024 pm 04:42 PM

PHP 8.4 Installation and Upgrade guide for Ubuntu and Debian

CakePHP Project Configuration CakePHP Project Configuration Sep 10, 2024 pm 05:25 PM

CakePHP Project Configuration

CakePHP Date and Time CakePHP Date and Time Sep 10, 2024 pm 05:27 PM

CakePHP Date and Time

CakePHP File upload CakePHP File upload Sep 10, 2024 pm 05:27 PM

CakePHP File upload

CakePHP Routing CakePHP Routing Sep 10, 2024 pm 05:25 PM

CakePHP Routing

Discuss CakePHP Discuss CakePHP Sep 10, 2024 pm 05:28 PM

Discuss CakePHP

How To Set Up Visual Studio Code (VS Code) for PHP Development How To Set Up Visual Studio Code (VS Code) for PHP Development Dec 20, 2024 am 11:31 AM

How To Set Up Visual Studio Code (VS Code) for PHP Development

CakePHP Quick Guide CakePHP Quick Guide Sep 10, 2024 pm 05:27 PM

CakePHP Quick Guide

See all articles