Php obtains the textarea value and processes the carriage return and line feed method. textarea returns the line feed. Php obtains the textarea value and processes the carriage return and line feed method. the example in this article describes how
Introduction: Reading symfony$ Value = str_replace (Array ("/R/N", "/R"), "/N", $ value) is found in the source code );
What is the difference between carriage return and line feed?(Link: http://www.52rd.com/Blog/Detail_RD.Blog_imjacob_12317.html)
American Standard Information Interchange Standard Code
(American Standard Code for information interchange, ASCII)
In a computer, all data is stored and computed in binary representation (because the computer is silly, only the binary values of
ASCII (American Standard Code for information interchange) is a computer coding system based on Latin letters. It is mainly used to display modern English and other Western European languages. It is the most common single-byte encoding system today
ASCII code table
The ASCII code can be roughly divided into three parts.The first part is ASCII non-printable control characters;The second part is: ASCII printing characters;The third part is: Extended ASCII print characters.Part 1: ASCII
Beginners love to develop small games, such as snakes and Tetris. To develop such games, they must be controlled by keys. Generally, we use the getch () function to receive keys directly, then convert it to the corresponding ASCII code, and compare
Currently, the most widely used character set and Its Encoding in computers are American Standard Code for information interchange (American Standard Code for information interchange) developed by the National Bureau of Standards (ANSI ), it has
ASCII, American Standard Code for Information Interchange reads like "astkey" and defines the English letters or the same result and meaning represented by the 127 numbers ranging from 0 to one hundred and twenty-eight. Because only seven digits
ASCII, American Standard Code for information interchange reads like "Aspen Key," which defines the English letters or the same results and meanings that are represented by 128 numbers from 0 to 127. Since only 7 bits (bit) are used to represent
Complete 8-bit ASCII two-dimensional table
ASCII and American Standard Code for information interchange read as "astkey", which defines the English letters or the same result and meaning represented by the 127 numbers ranging from 0 to one hundred
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