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JavaScript language references >>> Alphabetic Keyword List 1

Language Element
Description
$1...$9 Properties Returns the nine most-recently memorized portions found during pattern matching.
abs Method Returns the absolute value of a number.
acos Method Returns the arccosine of a number.
ActiveXObject Object Enables and returns a reference to an Automation object.
Addition Operator (+) Sums two numbers or concatenates two strings.
anchor Method Places an HTML anchor with a NAME attribute around specified text in the object.
arguments Property Returns an array containing each argument passed to the currently executing function.
Array Object Provides support for creation of arrays of any data type.
asin Method Returns the arcsine of a number.
Assignment Operator (=) Assigns a value to a variable.
atan Method Returns the arctangent of a number.
atan2 Method Returns the angle (in radians) from the X axis to a point (y,x).
atEnd Method Returns a Boolean value indicating if the enumerator is at the end of the collection.
big Method Places HTML <BIG> tags around text in a String object.
Bitwise AND Operator (&) Performs a bitwise AND on two expressions.
Bitwise Left Shift Operator (<<) Shifts the bits of an expression to the left.
Bitwise NOT Operator (~) Performs a bitwise NOT (negation) on an expression.
Bitwise OR Operator (|) Performs a bitwise OR on two expressions.
Bitwise Right Shift Operator (>>) Shifts the bits of an expression to the right, maintaining sign.
Bitwise XOR Operator (^) Performs a bitwise exclusive OR on two expressions.
blink Method Places HTML <BLINK> tags around text in a String object.
bold Method Places HTML <B> tags around text in a String object.
Boolean Object Creates a new Boolean value.
break Statement Terminates the current loop, or if in conjunction with a label, terminates the associated statement.
caller Property Returns a reference to the function that invoked the current function.
catch Statement Contains statements to execute when an error occurs in code within the try block.
@cc_on Statement Activates conditional compilation support.
ceil Method Returns the smallest integer greater than or equal to its numeric argument.
charAt Method Returns the character at the specified index.
charCodeAt Method Returns the Unicode encoding of the specified character.
Comma Operator (,) Causes two expressions to be executed sequentially.
// (Single-line Comment Statement) Causes single-line comments to be ignored by the JavaScript parser.
/*..*/ (Multiline Comment Statement) Causes multiline comments to be ignored by the JavaScript parser.
Comparison Operators Returns a Boolean value indicating the result of the comparison.
compile Method Compiles a regular expression into an internal format.
Compound Assignment Operators List of compound assignment operators.
concat Method (Array) Returns a new array consisting of a combination of two arrays.
concat Method (String) Returns a String object containing the concatenation of two supplied strings.
Conditional Compilation Allows the use of new JavaScript language features without sacrificing compatibility with browsers that don't support the features.
Conditional Compilation Variables List of predefined variables used with conditional compilation.
Conditional (trinary) Operator (?:) Executes one of two expressions depending on a condition.
constructor Property Specifies the function that creates an object.
continue Statement Stops the current iteration of a loop, and starts a new iteration.
cos Method Returns the cosine of a number.
Data Type Conversion Description of automatic data type conversion in JScript.
Date Object Enables basic storage and retrieval of dates and times.
Decrement Operator (--) Decrements a variable by one.
delete Operator Deletes a property from an object, or removes an element from an array.
description Property Returns or sets the descriptive string associated with a specific error.
Dictionary Object Object that stores data key, item pairs.
dimensions Method Returns the number of dimensions in a VBArray.
Division Operator (/) Divides two numbers and returns a numeric result.
do...while Statement Executes a statement block once, and then repeats execution of the loop until a condition expression evaluates to false.
E Property Returns Euler's constant, the base of natural logarithms.
Enumerator Object Enables enumeration of items in a collection.
Equality Operator (==) Compares two expressions to determine if they are equal.
Error Object An object that contains information about errors that occur while JavaScript code is running.
escape Method Encodes String objects so they can be read on all computers.
eval Method Evaluates JavaScript code and executes it.
exec Method Executes a search for a match in a specified string.
exp Method Returns e (the base of natural logarithms) raised to a power.
FileSystemObject Object Provides access to a computer's file system.
fixed Method Places HTML <TT> tags around text in a String object.
floor Method Returns the greatest integer less than or equal to its numeric argument.
fontcolor Method Places an HTML <FONT> tag with the COLOR attribute around the text in a String object.
fontsize Method Places an HTML <FONT> tag with the SIZE attribute around the text in a String object.
for Statement Executes a block of statements for as long as a specified condition is true.
for...in Statement Executes one or more statements for each element of an object or array.
fromCharCode Method Returns a string from a number of Unicode character values.
Function Object Creates a new function.
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