Edit on few texts (#29621)

* Edit on few texts

The first sort() function title was initially in Chinese, translated to the actual name of the function. 
The asort() function title was initially in uppercase, might confuse reader whether uppercase or lowercase to be user, converted to lowercase.

* Add New Book

Added Learning PHP, MySQL & JavaScript: With jQuery, CSS & HTML5 (Learning PHP, MYSQL, Javascript, CSS & HTML5) to the list.

guide/chinese/php/arrays/sorting-arrays/index.md

@@ -6,7 +6,7 @@ localeTitle: 排序数组
 
 PHP提供了几种排序数组的函数。本页介绍了不同的功能并包含了示例。
 
-### 分类（）
+### sort（）
 
 `sort()`函数按升序字母/数字顺序对数组的值进行排序（例如A，B，C，D，E ... 5,4,3,2,1 ......）
 
@@ -50,7 +50,7 @@ Array
  ) 
 ```
 
-### ASORT（）
+### asort（）
 
 `asort()`函数按字母顺序/数字顺序（例如A，B，C，D，E ... 5,4,3,2,1 ......）对其关联数组进行排序。
 
@@ -146,4 +146,4 @@ Array
 *   [php.net ksort（）手册](https://secure.php.net/manual/en/function.ksort.php)
 *   [php.net arsort（）手册](https://secure.php.net/manual/en/function.arsort.php)
 *   [php.net krsort（）手册](https://secure.php.net/manual/en/function.krsort.php)
-*   [php.net print\_r（）手册](https://secure.php.net/manual/en/function.print-r.php)
+*   [php.net print\_r（）手册](https://secure.php.net/manual/en/function.print-r.php)

guide/english/book-recommendations/index.md

@@ -470,6 +470,10 @@ title: Books to Read for Programmers
 - [Amazon](https://www.amazon.com/CSS-Missing-Manual-Manuals/dp/0596802447)
 - ISBN-13: 978-0596802448
 
+*Learning PHP, MySQL & JavaScript: With jQuery, CSS & HTML5 (Learning PHP, MYSQL, Javascript, CSS & HTML5)*
+- [Amazon](https://www.amazon.com/Learning-PHP-MySQL-JavaScript-Javascript/dp/1491978910/ref=dp_ob_title_bk)
+- ISBN-13: 978-1491978917
+
 This list was compiled from multiple suggestion threads on Reddit and Stackoverflow. 
 
 Please feel free to add more that you have found useful!