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How to assign global variables as parameters inside functions?

I want to directly use a global variable as a parameter of a function, and then assign a value to the paramete...

From [PHPdiscussion group] 2017-09-02 15:15:41 0  2  2192

php - 一道MySQL優(yōu)化查詢的面試題

前幾天面試碰到一個數(shù)據(jù)庫（MySQL）優(yōu)化查詢的問題： 說一張表里有1千萬條數(shù)據(jù)，有一個字段status有兩個值（1待審核、2審核通過），然后呢有兩個列表即待審核列表與審核通過的列表，那么如何優(yōu)化查詢SQL使其列表...

From [PHPdiscussion group] 2017-04-10 15:43:26 0  21  2190

PHP的$_SERVER['HTTP_HOST']獲取服務(wù)器地址

PHP的$_SERVER['HTTP_HOST']獲取服務(wù)器地址

From [PHPdiscussion group] 2016-10-09 11:41:16 0  1  2190

There is no problem with ping, but an error occurs when entering 1006.com.

http404 error

From [PHPdiscussion group] 2018-04-04 15:34:01 0  2  2186

phpstudy cannot start mysql?

phpstudy cannot start mysql, but under the cmd command, running net start mysql can start it

From [PHPdiscussion group] 2018-01-21 03:26:50 0  6  2186

How to enter the backend administrator interface after creating the website

How to enter the backend administrator interface after creating the website

From [PHPdiscussion group] 2018-03-12 18:32:55 0  3  2180

How to import the html template of dedecms?

I downloaded a dede template. The files inside are as follows. How should I import them? I set the template st...

From [PHPdiscussion group] 2018-01-05 09:22:45 0  1  2180

為何很多PHP招聘并沒框架要求。

在校大學(xué)生 對工作毫不知情在某招聘網(wǎng)站上發(fā)現(xiàn)很多PHP招聘并沒有框架的需求 都是要求熟悉PHP+MySQL難道實際工作中并不用框架嗎？ 題外話：很多人向我推薦了Laravel 但時貌似國內(nèi)并不是很火 是這樣嗎？

From [PHPdiscussion group] 2017-04-10 16:28:48 0  14  2179

Why does the page prompt that the variable ImgList is not defined?

Public function imgList(){ modified based on the teacher’s gradeList $Image = img_tb::all(); $count = img_tb::...

From [PHPdiscussion group] 2018-01-29 14:20:21 0  8  2177

2018 is installed, apache and mysql have been started, but myhomepage only has ""Hello World""?

2018 is installed, apache and mysql have been started, but myhomepage only has ""Hello World"&q...

From [PHPdiscussion group] 2018-05-13 11:41:30 0  2  2176

What is the format of the variables in the return value?

I am a new learner of php. I found a piece of code: if($x<time()){return[false,'error'];} The logic or vari...

From [PHPdiscussion group] 2024-04-06 21:55:20 0  1  2176

什么是php

...

From [PHPdiscussion group] 2016-11-01 23:47:46 0  6  2174

What token is yourSecurityToken in Alibaba Cloud oss ??storage? I checked the documentation and couldn't find it.

// The Alibaba Cloud main account AccessKey has access rights to all APIs, and the risk is very high. It is st...

From [PHPdiscussion group] 2019-08-17 11:34:24 0  0  2173

PHP delete object properties

How to delete an attribute of an object in php?

From [PHPdiscussion group] 2017-06-30 09:55:21 0  1  2173

isset什么東西？怎么用的

f( isset($arr0) ) {print_r($arr0);} 什么意思 這句話？？？一直不懂isset怎么用

From [PHPdiscussion group] 2016-12-20 16:32:40 0  3  2170