JavaScript String Object

JavaScript String Object

String object

The String object is used to work with text.

The String object’s properties and methods are described below:

NN: Netscape, IE: Internet ExplorerProperties

Syntax: object.property_name

Property Description NN IE
constructor   4 4
length Returns the number of characters in a string 2 3
Method Description NN IE
anchor(“anchorname”) Returns a string as an anchor 2 3
big() Returns a string in big text 2 3
blink() Returns a string blinking 2  
bold() Returns a string in bold 2 3
charAt(index) Returns the character at a specified position 2 3
charCodeAt(i) Returns the Unicode of the character at a specified position 4 4
concat() Returns two concatenated strings 4 4
fixed() Returns a string as teletype 2 3
fontcolor() Returns a string in a specified color 2 3
fontsize() Returns a string in a specified size 2 3
fromCharCode() Returns the character value of a Unicode 4 4
indexOf() Returns the position of the first occurrence of a specified string inside another string. Returns -1 if it never occurs 2 3
italics() Returns a string in italic 2 3
lastIndexOf() Returns the position of the first occurrence of a specified string inside another string. Returns -1 if it never occurs. Note: This method starts from the right and moves left! 2 3
link() Returns a string as a hyperlink 2 3
match() Similar to indexOf and lastIndexOf, but this method returns the specified string, or “null”, instead of a numeric value 4 4
replace() Replaces some specified characters with some new specified characters 4 4
search() Returns an integer if the string contains some specified characters, if not it returns -1 4 4
slice() Returns a string containing a specified character index 4 4
small() Returns a string as small text 2 3
split() Splits a string into an array of strings 4 4
strike() Returns a string strikethrough 2 3
sub() Returns a string as subscript 2 3
substr() Returns the specified characters. 14,7 returns 7 characters, from the 14th character (starts at 0) 4 4
substring() Returns the specified characters. 7,14 returns all characters from the 7th up to but not including the 14th (starts at 0) 2 3
sup() Returns a string as superscript 2 3
toLowerCase() Converts a string to lower case 2 3
toUpperCase() Converts a string to upper case 2 3

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