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    Copyright
    Dedication
    Preface
    Ch. 1. Introduction to JavaScript
    Pt. I. Core JavaScript
    Pt. II. Client-Side JavaScript
    Pt. III. Core JavaScript Reference
    Ch. 24. Core JavaScript Reference
    Sample Entry: how to read these reference pages
    arguments[ ]: an array of function arguments
    Arguments: arguments and other properties of a function
    Arguments.callee: the function that is currently running
    Arguments.length: the number of arguments passed to a function
    Array: built-in support for arrays
    Array.concat( ): concatenate arrays
    Array.join( ): concatenate array elements to form a string
    Array.length: the size of an array
    Array.pop( ): remove and return the last element of an array
    Array.push( ): append elements to an array
    Array.reverse( ): reverse the elements of an array
    Array.shift( ): shift array elements down
    Array.slice( ): return a portion of an array
    Array.sort( ): sort the elements of an array
    Array.splice( ): insert, remove, or replace array elements
    Array.toLocaleString( ): convert an array to a localized string
    Array.toString( ): convert an array to a string
    Array.unshift( ): insert elements at the beginning of an array
    Boolean: support for boolean values
    Boolean.toString( ): convert a boolean value to a string
    Boolean.valueOf( ): the boolean value of a Boolean object
    Date: manipulate dates and times
    Date.getDate( ): return the day-of-the-month field of a Date
    Date.getDay( ): return the day-of-the-week field of a Date
    Date.getFullYear( ): return the year field of a Date
    Date.getHours( ): return the hours field of a Date
    Date.getMilliseconds( ): return the milliseconds field of a Date
    Date.getMinutes( ): return the minutes field of a Date
    Date.getMonth( ): return the month field of a Date
    Date.getSeconds( ): return the seconds field of a Date
    Date.getTime( ): return a Date in milliseconds
    Date.getTimezoneOffset( ): determine the offset from GMT
    Date.getUTCDate( ): return the day-of-the-month field of a Date (universal time)
    Date.getUTCDay( ): return the day-of-the-week field of a Date (universal time)
    Date.getUTCFullYear( ): return the year field of a Date (universal time)
    Date.getUTCHours( ): return the hours field of a Date (universal time)
    Date.getUTCMilliseconds( ): return the milliseconds field of a Date (universal time)
    Date.getUTCMinutes( ): return the minutes field of a Date (universal time)
    Date.getUTCMonth( ): return the month-of-the-year field of a Date (universal time)
    Date.getUTCSeconds( ): return the seconds field of a Date (universal time)
    Date.getYear( ): return the year field of a Date
    Date.parse( ): parse a date/time string
    Date.setDate( ): set the day-of-the-month field of a Date
    Date.setFullYear( ): set the year and, optionally, the month and date fields of a Date
    Date.setHours( ): set the hours, minutes, seconds, and milliseconds fields of a Date
    Date.setMilliseconds( ): set the milliseconds field of a Date
    Date.setMinutes( ): set the minutes, seconds, and milliseconds fields of a Date
    Date.setMonth( ): set the month and day fields of a Date
    Date.setSeconds( ): set the seconds and milliseconds fields of a Date
    Date.setTime( ): set a Date in milliseconds
    Date.setUTCDate( ): set the day-of-the-month field of a Date (universal time)
    Date.setUTCFullYear( ): set the year, month, and day fields of a Date (universal time)
    Date.setUTCHours( ): set the hours, minutes, seconds, and milliseconds fields of a Date (universal time)
    Date.setUTCMilliseconds( ): set the milliseconds field of a Date (universal time)
    Date.setUTCMinutes( ): set the minutes, seconds, and milliseconds fields of a Date (universal time)
    Date.setUTCMonth( ): set the month and day fields of a Date (universal time)
    Date.setUTCSeconds( ): set the seconds and milliseconds fields of a Date (universal time)
    Date.setYear( ): set the year field of a Date
    Date.toDateString( ): return the date portion of a Date as a string
    Date.toGMTString( ): convert a Date to a universal time string
    Date.toLocaleDateString( ): return the date portion of a Date as a locally formatted string
    Date.toLocaleString( ): convert a Date to a locally formatted string
    Date.toLocaleTimeString( ): return the time portion of a Date as a locally formatted string
    Date.toString( ): convert a Date to a string
    Date.toTimeString( ): return the time portion of a Date as a string
    Date.toUTCString( ): convert a Date to a string (universal time)
    Date.UTC( ): convert a Date specification to milliseconds
    Date.valueOf( ): convert a Date to millisecond representation
    decodeURI( ): unescape characters in a URI
    decodeURIComponent( ): unescape characters in a URI component
    encodeURI( ): escape characters in a URI
    encodeURIComponent( ): escape characters in a URI component
    Error: a generic exception
    Error.message: a human-readable error message
    Error.name: the type of an error
    Error.toString( ): convert an Error object to a string
    escape( ): encode a string
    eval( ): execute JavaScript code from a string
    EvalError: thrown when eval( ) is used improperly
    Function: a JavaScript function
    Function.apply( ): invoke a function as a method of an object
    Function.arguments[]: arguments passed to a function
    Function.call( ): invoke a function as a method of an object
    Function.caller: the function that called this one
    Function.length: the number of declared arguments
    Function.prototype: the prototype for a class of objects
    Function.toString( ): convert a function to a string
    getClass( ): return the JavaClass of a JavaObject
    Global: the global object
    Infinity: a numeric property that represents infinity
    isFinite( ): determine whether a number is finite
    isNaN( ): check for not-a-number
    java: the JavaPackage for the java.* package hierarchy
    JavaArray: JavaScript representation of a Java array
    JavaClass: JavaScript representation of a Java class
    JavaObject: JavaScript representation of a Java object
    JavaPackage: JavaScript representation of a Java package
    JSObject: see JSObject in Part IV
    Math: mathematical functions and constants
    Math.abs( ): compute an absolute value
    Math.acos( ): compute an arccosine
    Math.asin( ): compute an arcsine
    Math.atan( ): compute an arctangent
    Math.atan2( ): compute the angle from the X axis to a point
    Math.ceil( ): round a number up
    Math.cos( ): compute a cosine
    Math.E: the mathematical constant 'e'
    Math.exp( ): compute 'e'x
    Math.floor( ): round a number down
    Math.LN10: the mathematical constant loge2
    Math.LN2: the mathematical constant loge10
    Math.log( ): compute a natural logarithm
    Math.LOG10E: the mathematical constant log2 e
    Math.LOG2E: the mathematical constant log10 e
    Math.max( ): return the largest argument
    Math.min( ): return the smallest argument
    Math.PI: the mathematical constant π
    Math.pow( ): compute 'x'y
    Math.random( ): return a pseudorandom number
    Math.round( ): round to the nearest integer
    Math.sin( ): compute a sine
    Math.sqrt( ): compute a square root
    Math.SQRT1_2: the mathematical constant 1/␁
    Math.SQRT2: the mathematical constant ␁
    Math.tan( ): compute a tangent
    NaN: the not-a-number property
    Number: support for numbers
    Number.MAX_VALUE: the maximum numeric value
    Number.MIN_VALUE: the minimum numeric value
    Number.NaN: the special not-a-number value
    Number.NEGATIVE_INFINITY: negative infinity
    Number.POSITIVE_INFINITY: infinity
    Number.toExponential( ): format a number using exponential notation
    Number.toFixed( ): format a number using fixed-point notation
    Number.toLocaleString( ): convert a number to a locally formatted string
    Number.toPrecision( ): format the significant digits of a number
    Number.toString( ): convert a number to a string
    Number.valueOf( ): return the primitive number value
    Object: a superclass that contains features of all JavaScript objects
    Object.constructor: an object's constructor function
    Object.hasOwnProperty( ): check whether a property is inherited
    Object.isPrototypeOf( ): is one object the prototype of another?
    Object.propertyIsEnumerable( ): will property be seen by a for/in loop?
    Object.toLocaleString( ): return an object's localized string representation
    Object.toString( ): define an object's string representation
    Object.valueOf( ): the primitive value of the specified object
    Packages: the root JavaPackage
    parseFloat( ): convert a string to a number
    parseInt( ): convert a string to an integer
    RangeError: thrown when a number is out of its legal range
    ReferenceError: thrown when reading a variable that does not exist
    RegExp: regular expressions for pattern matching
    RegExp.exec( ): general-purpose pattern matching
    RegExp.global: whether a regular expression matches globally
    RegExp.ignoreCase: whether a regular expression is case-insensitive
    RegExp.lastIndex: the starting position of the next match
    RegExp.source: the text of the regular expression
    RegExp.test( ): test whether a string matches a pattern
    RegExp.toString( ): convert a regular expression to a string
    String: support for strings
    String.charAt( ): get the 'n'th character from a string
    String.charCodeAt( ): get the 'n'th character code from a string
    String.concat( ): concatenate strings
    String.fromCharCode( ): create a string from character encodings
    String.indexOf( ): search a string
    String.lastIndexOf( ): search a string backward
    String.length: the length of a string
    String.localeCompare( ): compare one string to another, using locale-specific ordering
    String.match( ): find one or more regular-expression matches
    String.replace( ): replace substring(s) matching a regular expression
    String.search( ): search for a regular expression
    String.slice( ): extract a substring
    String.split( ): break a string into an array of strings
    String.substr( ): extract a substring
    String.substring( ): return a substring of a string
    String.toLocaleLowerCase( ): convert a string to lowercase
    String.toLocaleUpperCase( ): convert a string to uppercase
    String.toLowerCase( ): convert a string to lowercase
    String.toString( ): return the string
    String.toUpperCase( ): convert a string to uppercase
    String.valueOf( ): return the string
    SyntaxError: thrown to signal a syntax error
    TypeError: thrown when a value is of the wrong type
    undefined: the undefined value
    unescape( ): decode an escaped string
    URIError: thrown by URI encoding and decoding methods
    Pt. IV. Client-Side JavaScript Reference
    Colophon
    Index
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    Chapter 24. Core JavaScript Reference > Date.getUTCDay( ): return the day-of-th...

    Date.getUTCDay( ): return the day-of-the-week field of a Date (universal time)ECMAScript v1

    Synopsis

    date.getUTCDay( )

    Returns

    The day of the week that results when date is expressed in universal time. Return values are between 0 (Sunday) and 6 (Saturday).


      

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