ruby truncate string

String object learning notes in Ruby, rubystring 1. String object definition You can use "" And ''to define String objects. For simple strings, you are advised to use'' to define them. The efficiency is higher than "". The difference between "" And '

Copy codeThe Code is as follows:// Static method of String objectObject. extend (String ,{Interpret: function (value ){Return value = null? '': String (value );},SpecialChar :{'\ B': '\ B ','\ T':' \ t ','\ N':' \ n ','\ F':' \ F ','\ R':' \ R ','\\'

View View is divided into builder mode and rhtml mode. The following is an example of the builder mode. XML. Div (: class => "productlist") DoXML. timestamp (time. Now)@ Products. Each do | product |XML. Product doXML. productname (product.

Copy codeThe Code is as follows: // static method of String object Object. extend (String ,{ Interpret: function (value ){ Return value = null? '': String (value ); }, SpecialChar :{ '\ B': '\ B ', '\ T':' \ t ', '\ N':' \ n ', '\ F':' \ F ', '\ R':'

First, let's create a simple string, and we will often operate on it for example: VaR string = 'laziness always pays off now .';String. gsubThe gsub method is similar to the native replace method of JavaScript, but it is more powerful. It accepts

Copy Code code as follows: static method of String Object Object.extend (String, { Interpret:function (value) { return value = = null? ': String (value); }, Specialchar: { ' \b ': ' \\b ', ' t ': ' \\t ', ' \ n ': ' \\n ', ' \f ': '

1. Extension and repair of stringsLanguage scripts are particularly concerned with strings, and there are three main types of methods:First Class: Tag-independent implementations :

Original Author: Scott Raymond Translation notes: Rubyoo Original: http://www.xml.com/pub/a/2007/01/24/whats-new-in-prototype-15.html Source: http://www.rubyoo.com/ With the world's greatest web development Framework, the official release of Rails

1. encoding range 1.GBK( GB2312/GB18030) x00-xffGBK double byte encoding range x20-x7fASCIIxa1-xff Chinese x80-xff Chinese 2. UTF-8 (Unicode) u4e00-u9fa5 (Chinese) x3130-x318F (Korean) xAC00-xD7A3 (Korean) u080 I. encoding range1. GBK (GB2312/GB18030

Encoding of GBK and UTF8 in PHP I. Encoding range 1. GBK (GB2312/GB18030)\ X00-\ xffGBK dubyte encoding range\ X20-\ x7fASCII\ Xa1-\ xffChinese\ X80-\ xffChinese 2. UTF-8 (Unicode)\ U4e00-\ u9fa5 (Chinese)\ X3130-\ x318F (Korean\ XAC00-\ xD7A3