Loading...

PHP清空陣列函數

Temperature: 0 °C

Mark ChangMark Chang
author_tools


PHP清空陣列函數

unset(arrar)
將整個陣列清空,但之後如果再加入元素,其 index 是往上累加的,而非從 0 開始。

array_values($arr)
使用 unset() 去掉陣列的元素後 index 可能會很混亂,此時可用此函數
 
 

https://innstory.com/story-PHP清空陣列函數-1560
PHP

Prev
 分享_微軟宣布重大改組!21年老將下台、解散Windows團隊轉攻2業務一段大時代成歷史…風傳媒

Next
PDO常用方法 

About the Author

Mark Chang

離不開電腦的宅男

Visitor message

Leave some footprints to prove that you visited me

Recommended reading

Author's other related stories

CSSobject-fit 屬性用於指定應如何調整 img或video的大小以適合其容器

CSSobject-fit ...

在UI排版時常會遇到一個問題,後台上傳的圖片比例無法符合前台顯示的DIV容器。 以前我比較常用的方式...

修改php.ini更改允許上傳檔案的大小

修改php.ini更改允許上...

使用vi或vim開啟php.ini #vim /etc/php/apache/php.ini 找到以...

.htaccess設定網站預設首頁次序

.htaccess設定網站預...

一般php空間預設設定是index.php為首頁。 所以如果網站用index.php做首頁,就不需要...

Please select an option

error

Hi, thank you for your participation, but you cannot vote repeatedly~

Join innstory now and start recording your story.

"Innstory" is a place to store stories. We are committed to becoming a warm platform. Deepening the bonds between people is our direction.
We are convinced that the blockchain between people is not just a cold calculation. Join us now.

Wrong format