Methods and Properties of the String Object : String « Language Basics « JavaScript DHTML






  1. JavaScript DHTML
  2. Language Basics
  3. String

Methods and Properties of the String Object

  

Method
anchor()   Creates an instance of the <a> tag.
big()      Converts the string into an instance of the <big> tag.
blink()    Converts the string into an instance of the <blink> tag.
bold()     Converts the string into an instance of the <bold> tag.
charAt()   Returns the character at the index passed to the method.
charCodeAt() Returns the ISO-Latin-1 number of the character at the index passed to the method.
concat()   Concatenates the two strings passed to return a new string.
fixed()    Converts the string into an instance of the <tt> fixed pitch font tag.
fontcolor() Sets the color attribute of an instance of the <font> tag.
fontsize()  Sets the size attribute of an instance of the <font> tag.
fromCharCode() Returns the string value of the ISO-Latin-1 number passed to the method.
indexOf()    Returns the index of the first occurrence.
italics()    Converts the string into an instance of the <i> tag.
lastIndexOf()  Returns the index of the last occurrence.
link()       Converts the string into an instance of the <a> tag and sets the href attribute with the URL 
             that is passed to the method.
match()      Returns an array containing the matches based on the regular expression.
replace()    Peplace string passed to the method.
search()     Returns the index location of the match. 
             A [ms]1 is returned if the string is not found.
slice()      Returns the string between the beginning and ending 
             indexes passed to the method. If a negative number 
             is passed, the index is referenced from the end of 
             the string passed.

small()            Converts the string into an instance of the 
                                <small> tag.
split()            Returns the string split into segments defined by 
                                 the string and instance limit passed to the method. 
strike()           Converts the string into an instance of the <strike> tag.
sub()              Converts the string into an instance of the <sub> tag.
substr()     Get the sub strng.
substring()        Returns the string between the beginning and ending indexes passed to the method.
sup()              Converts the string into an instance of the <sup> tag.
toLowerCase()     Converts all the characters in the string to lowercase.
toSource()        Returns the string representation of the String passed.
toString()        Returnsthe characters passed as type String. 
toUpperCase()     Converts all the characters in the string to uppercase.

Property
length            Returns the length of the string.
prototype         Add properties to instances of the String object.








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1.Demo all String methods
2.String utility: word count, replace and capitalize
3.Strip Commas
4.Text Range Search and Replace (IE only)
5.Counting the Words in a Text String
6.Reversing a String
7.Trimming a String Using Regular Expressions
8.String encode and decode
9.Capitalizing the First Letter in Each Word of a String
10.Playing with Strings
11. Using the String Object's Link Method
12.Using a for Loop to Reverse a String
13. Concatenate JavaScript String
14.String length: number of characters in a string.
15.String fontcolor(): a string in a specified color
16.String indexOf(): string position
17.String Validation
18.Using Quotes within Strings
19.Using the String Object
20.String toUpperCase
21.Lab for string.replace() and string.search()
22.Slicing a String
23.A String Object Prototype
24.Creating a Custom toString() Method
25.Reading a Portion of a String
26.Source Code for a Sample Page That Formats a String Object with the 'a' Tag
27.Source Code for Our String-Formatting Script
28.Adding a replace() Method to the String Object
29.Creating a Function That Will Search and Replace in Strings
30. Using the indexOf() Method to Find All Occurrences of the Letter e in a Sentence
31.String match(): returns the text if found
32.String substr() and substring(): returns a specified part of a string
33.String toLowerCase() and toUpperCase(): converts a string to lowercase and uppercase
34.Converting Strings to Upper Case
35.String encoder
36.Concatenate two string variables together
37.Search string value in an array