php unset function

相關問題 & 資訊整理

php unset function

Description. The unset() function destroys a given variable. Version: (PHP 4 and above). Syntax: unset (var1, var2.... ) Parameters: Name ..., As of PHP 5.3, you can assign an anonymous function to a variable, then unset it: $upper = function($str) return strtoupper($str); }; echo ...,PHP unset() Function. ❮ PHP Variable Handling Reference. Example. Unset variables: <?php $a = "Hello world!"; echo "The value of variable 'a' before unset: " ... ,Description ¶. unset ( mixed $var [, mixed $... ] ) : void. unset() destroys the specified variables. The behavior of unset() inside of a function can vary depending on ...

相關軟體 Shift 資訊

Shift
Shift 更高的齒輪與電子郵件客戶端,使郵件,日曆和雲端硬盤帳戶之間的導航快速,方便,美觀。厭倦了在 Gmail 帳戶之間切換?獲取 Shift 電子郵件客戶端為 Windows PC 現在!Shift 特點:Gmail,Outlook&amp; Office 365 就像 boss一樣可以跨多個賬戶完成,而電子郵件客戶端只需一個漂亮的應用程序。您好生產力!輕鬆訪問,無限帳戶 您花了很多時間檢... Shift 軟體介紹

php unset function 相關參考資料
PHP unset() function - w3resource

Description. The unset() function destroys a given variable. Version: (PHP 4 and above). Syntax: unset (var1, var2.... ) Parameters: Name&nbsp;...

https://www.w3resource.com

How to unset a function definition just like we unset a variable ...

As of PHP 5.3, you can assign an anonymous function to a variable, then unset it: $upper = function($str) return strtoupper($str); }; echo&nbsp;...

https://stackoverflow.com

PHP unset() Function - W3Schools

PHP unset() Function. ❮ PHP Variable Handling Reference. Example. Unset variables: &lt;?php $a = &quot;Hello world!&quot;; echo &quot;The value of variable &#39;a&#39; before unset: &quot;&nbsp;...

https://www.w3schools.com

unset - Manual - PHP

Description ¶. unset ( mixed $var [, mixed $... ] ) : void. unset() destroys the specified variables. The behavior of unset() inside of a function can vary depending on&nbsp;...

https://www.php.net