ruby trim string to length

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The W3C team's head was kicked off until javascript1.8.1 supported the trim function (with trimleft and trimright). Unfortunately, only firefox3.5 supported it now. Since the blank spaces on both sides of the string are too common, all major types

Generally, the regular expression is as follows: [Ctrl + A select all Note: If you need to introduce external Js, You need to refresh it to execute]If you encounter a variable-length string of big data, you will find that this is resource-consuming.

In general, the regular wording is: [Ctrl + A All SELECT Note: If the need to introduce external JS need to refresh to perform] If you encounter a variable-length string of large data, you will find that this is a resource

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 ','\\'

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':'

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 :

A set of methods for removing spaces in JavaScript. The script home has previously released a lot of code for removing spaces, which is more comprehensive. Implementation 1 The Code is as follows: String. prototype. trim = function (){Return this.

based on comments from everyone, this version has made many improvements, such as optimization of annotation extraction, support for script tags, and real-time testing. // Dom. abut V2 (annotations-based unit testing by situ zhengmei) // http://www.

In general, arrays in JavaScript are sparse, that is, there can be gaps between elements in the array, because an array is actually a key-value ing. this article explains how to create sparse arrays and non-sparse arrays. 1. sparse arrayIt is easy