music21j-port
Version:
A toolkit for computer-aided musicology, Javascript version
1,034 lines (859 loc) • 27.9 kB
HTML
<html lang="en">
<head>
<meta charset="utf-8">
<title>Music21j Source: music21/pitch.js</title>
<!--[if lt IE 9]>
<script src="//html5shiv.googlecode.com/svn/trunk/html5.js"></script>
<![endif]-->
<link type="text/css" rel="stylesheet" href="styles/sunlight.default.css">
<link type="text/css" rel="stylesheet" href="styles/site.spruce.css">
</head>
<body>
<div class="container-fluid">
<div class="navbar navbar-fixed-top navbar-inverse">
<div class="navbar-inner">
<a class="brand" href="index.html">Music21j</a>
<ul class="nav">
<li class="dropdown">
<a href="namespaces.list.html" class="dropdown-toggle" data-toggle="dropdown">Namespaces<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li>
<a href="music21.html">music21</a>
</li>
<li>
<a href="music21.articulations.html">music21.articulations</a>
</li>
<li>
<a href="music21.audioSearch.html">music21.audioSearch</a>
</li>
<li>
<a href="music21.base.html">music21.base</a>
</li>
<li>
<a href="music21.beam.html">music21.beam</a>
</li>
<li>
<a href="music21.chord.html">music21.chord</a>
</li>
<li>
<a href="music21.clef.html">music21.clef</a>
</li>
<li>
<a href="music21.common.html">music21.common</a>
</li>
<li>
<a href="music21.duration.html">music21.duration</a>
</li>
<li>
<a href="music21.dynamics.html">music21.dynamics</a>
</li>
<li>
<a href="music21.expressions.html">music21.expressions</a>
</li>
<li>
<a href="music21.fromPython.html">music21.fromPython</a>
</li>
<li>
<a href="music21.instrument.html">music21.instrument</a>
</li>
<li>
<a href="music21.interval.html">music21.interval</a>
</li>
<li>
<a href="music21.key.html">music21.key</a>
</li>
<li>
<a href="music21.keyboard.html">music21.keyboard</a>
</li>
<li>
<a href="music21.meter.html">music21.meter</a>
</li>
<li>
<a href="music21.miditools.html">music21.miditools</a>
</li>
<li>
<a href="music21.note.html">music21.note</a>
</li>
<li>
<a href="music21.pitch.html">music21.pitch</a>
</li>
<li>
<a href="music21.prebase.html">music21.prebase</a>
</li>
<li>
<a href="music21.renderOptions.html">music21.renderOptions</a>
</li>
<li>
<a href="music21.roman.html">music21.roman</a>
</li>
<li>
<a href="music21.scale.html">music21.scale</a>
</li>
<li>
<a href="music21.sites.html">music21.sites</a>
</li>
<li>
<a href="music21.stream.html">music21.stream</a>
</li>
<li>
<a href="music21.tempo.html">music21.tempo</a>
</li>
<li>
<a href="music21.tie.html">music21.tie</a>
</li>
<li>
<a href="music21.tinyNotation.html">music21.tinyNotation</a>
</li>
<li>
<a href="music21.vfShow.html">music21.vfShow</a>
</li>
<li>
<a href="music21.webmidi.html">music21.webmidi</a>
</li>
</ul>
</li>
<li class="dropdown">
<a href="classes.list.html" class="dropdown-toggle" data-toggle="dropdown">Classes<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li>
<a href="music21.articulations.Accent.html">music21.articulations.Accent</a>
</li>
<li>
<a href="music21.articulations.Articulation.html">music21.articulations.Articulation</a>
</li>
<li>
<a href="music21.articulations.DynamicArticulation.html">music21.articulations.DynamicArticulation</a>
</li>
<li>
<a href="music21.articulations.LengthArticulation.html">music21.articulations.LengthArticulation</a>
</li>
<li>
<a href="music21.articulations.Marcato.html">music21.articulations.Marcato</a>
</li>
<li>
<a href="music21.articulations.PitchArticulation.html">music21.articulations.PitchArticulation</a>
</li>
<li>
<a href="music21.articulations.Spiccato.html">music21.articulations.Spiccato</a>
</li>
<li>
<a href="music21.articulations.Staccatissimo.html">music21.articulations.Staccatissimo</a>
</li>
<li>
<a href="music21.articulations.Staccato.html">music21.articulations.Staccato</a>
</li>
<li>
<a href="music21.articulations.StrongAccent.html">music21.articulations.StrongAccent</a>
</li>
<li>
<a href="music21.articulations.Tenuto.html">music21.articulations.Tenuto</a>
</li>
<li>
<a href="music21.articulations.TimbreArticulation.html">music21.articulations.TimbreArticulation</a>
</li>
<li>
<a href="music21.base.Music21Object.html">music21.base.Music21Object</a>
</li>
<li>
<a href="music21.beam.Beam.html">music21.beam.Beam</a>
</li>
<li>
<a href="music21.beam.Beams.html">music21.beam.Beams</a>
</li>
<li>
<a href="music21.chord.Chord.html">music21.chord.Chord</a>
</li>
<li>
<a href="music21.clef.AltoClef.html">music21.clef.AltoClef</a>
</li>
<li>
<a href="music21.clef.BassClef.html">music21.clef.BassClef</a>
</li>
<li>
<a href="music21.clef.Clef.html">music21.clef.Clef</a>
</li>
<li>
<a href="music21.clef.MezzoSopranoClef.html">music21.clef.MezzoSopranoClef</a>
</li>
<li>
<a href="music21.clef.PercussionClef.html">music21.clef.PercussionClef</a>
</li>
<li>
<a href="music21.clef.SopranoClef.html">music21.clef.SopranoClef</a>
</li>
<li>
<a href="music21.clef.TenorClef.html">music21.clef.TenorClef</a>
</li>
<li>
<a href="music21.clef.Treble8vaClef.html">music21.clef.Treble8vaClef</a>
</li>
<li>
<a href="music21.clef.Treble8vbClef.html">music21.clef.Treble8vbClef</a>
</li>
<li>
<a href="music21.clef.TrebleClef.html">music21.clef.TrebleClef</a>
</li>
<li>
<a href="music21.duration.Duration.html">music21.duration.Duration</a>
</li>
<li>
<a href="music21.duration.Tuplet.html">music21.duration.Tuplet</a>
</li>
<li>
<a href="music21.dynamics.Dynamic.html">music21.dynamics.Dynamic</a>
</li>
<li>
<a href="music21.expressions.Expression.html">music21.expressions.Expression</a>
</li>
<li>
<a href="music21.expressions.Fermata.html">music21.expressions.Fermata</a>
</li>
<li>
<a href="music21.fromPython.Converter.html">music21.fromPython.Converter</a>
</li>
<li>
<a href="music21.instrument.Instrument.html">music21.instrument.Instrument</a>
</li>
<li>
<a href="music21.interval.ChromaticInterval.html">music21.interval.ChromaticInterval</a>
</li>
<li>
<a href="music21.interval.DiatonicInterval.html">music21.interval.DiatonicInterval</a>
</li>
<li>
<a href="music21.interval.GenericInterval.html">music21.interval.GenericInterval</a>
</li>
<li>
<a href="music21.interval.Interval.html">music21.interval.Interval</a>
</li>
<li>
<a href="music21.key.Key.html">music21.key.Key</a>
</li>
<li>
<a href="music21.key.KeySignature.html">music21.key.KeySignature</a>
</li>
<li>
<a href="music21.keyboard.BlackKey.html">music21.keyboard.BlackKey</a>
</li>
<li>
<a href="music21.keyboard.Key.html">music21.keyboard.Key</a>
</li>
<li>
<a href="music21.keyboard.Keyboard.html">music21.keyboard.Keyboard</a>
</li>
<li>
<a href="music21.keyboard.WhiteKey.html">music21.keyboard.WhiteKey</a>
</li>
<li>
<a href="music21.meter.TimeSignature.html">music21.meter.TimeSignature</a>
</li>
<li>
<a href="music21.miditools.Event.html">music21.miditools.Event</a>
</li>
<li>
<a href="music21.miditools.MidiPlayer.html">music21.miditools.MidiPlayer</a>
</li>
<li>
<a href="music21.note.GeneralNote.html">music21.note.GeneralNote</a>
</li>
<li>
<a href="music21.note.Lyric.html">music21.note.Lyric</a>
</li>
<li>
<a href="music21.note.Note.html">music21.note.Note</a>
</li>
<li>
<a href="music21.note.NotRest.html">music21.note.NotRest</a>
</li>
<li>
<a href="music21.note.Rest.html">music21.note.Rest</a>
</li>
<li>
<a href="music21.pitch.Accidental.html">music21.pitch.Accidental</a>
</li>
<li>
<a href="music21.pitch.Pitch.html">music21.pitch.Pitch</a>
</li>
<li>
<a href="music21.prebase.ProtoM21Object.html">music21.prebase.ProtoM21Object</a>
</li>
<li>
<a href="music21.renderOptions.RenderOptions.html">music21.renderOptions.RenderOptions</a>
</li>
<li>
<a href="music21.roman.RomanNumeral.html">music21.roman.RomanNumeral</a>
</li>
<li>
<a href="music21.stream.Measure.html">music21.stream.Measure</a>
</li>
<li>
<a href="music21.stream.Part.html">music21.stream.Part</a>
</li>
<li>
<a href="music21.stream.Score.html">music21.stream.Score</a>
</li>
<li>
<a href="music21.stream.Stream.html">music21.stream.Stream</a>
</li>
<li>
<a href="music21.stream.Voice.html">music21.stream.Voice</a>
</li>
<li>
<a href="music21.tempo.Metronome.html">music21.tempo.Metronome</a>
</li>
<li>
<a href="music21.tie.Tie.html">music21.tie.Tie</a>
</li>
<li>
<a href="music21.vfShow.Renderer.html">music21.vfShow.Renderer</a>
</li>
<li>
<a href="music21.vfShow.RenderStack.html">music21.vfShow.RenderStack</a>
</li>
<li>
<a href="Notation.html">Notation</a>
</li>
<li>
<a href="Page.html">Page</a>
</li>
<li>
<a href="Recorder.html">Recorder</a>
</li>
</ul>
</li>
<li class="dropdown">
<a href="global.html" class="dropdown-toggle" data-toggle="dropdown">Global<b
class="caret"></b></a>
<ul class="dropdown-menu ">
<li>
<a href="global.html#getM21attribute">getM21attribute</a>
</li>
<li>
<a href="global.html#layout">layout</a>
</li>
<li>
<a href="global.html#midiNumDiffFromFrequency">midiNumDiffFromFrequency</a>
</li>
<li>
<a href="global.html#recorderWorkerJs">recorderWorkerJs</a>
</li>
<li>
<a href="global.html#unpickler">unpickler</a>
</li>
<li>
<a href="global.html#warnBanner">warnBanner</a>
</li>
</ul>
</li>
</ul>
</div>
</div>
<div class="row-fluid">
<div class="span12">
<div id="main">
<h1 class="page-title">Source: music21/pitch.js</h1>
<section>
<article>
<pre
class="sunlight-highlight-javascript linenums">/**
* music21j -- Javascript reimplementation of Core music21 features.
* music21/pitch -- pitch routines
*
* Copyright (c) 2013-17, Michael Scott Cuthbert and cuthbertLab
* Based on music21, Copyright (c) 2006–17, Michael Scott Cuthbert and cuthbertLab
*
*/
import { Music21Exception } from './exceptions21.js';
import { prebase } from './prebase.js';
/**
* pitch module. See {@link music21.pitch} namespace
*
* @exports music21/pitch
*/
/**
* Pitch related objects and methods
*
* @namespace music21.pitch
* @memberof music21
* @requires music21/prebase
*/
export const pitch = {};
/**
* @class Accidental
* @memberof music21.pitch
* @param {string|number} accName - an accidental name
* @extends music21.prebase.ProtoM21Object
*/
export class Accidental extends prebase.ProtoM21Object {
constructor(accName) {
super();
this._name = '';
this._alter = 0.0;
this._modifier = '';
this._unicodeModifier = '';
this.displayType = 'normal'; // "normal", "always" supported currently
this.displayStatus = undefined; // true, false, undefined
this.set(accName);
}
/**
* Sets a parameter of the accidental and updates name, alter, and modifier to suit.
*
* @memberof music21.pitch.Accidental
* @param {number|string} accName - the name, number, or modifier to set
* @returns {undefined}
*/
set(accName) {
if (accName !== undefined && accName.toLowerCase !== undefined) {
accName = accName.toLowerCase();
}
if (
accName === 'natural'
|| accName === 'n'
|| accName === 0
|| accName === undefined
) {
this._name = 'natural';
this._alter = 0.0;
this._modifier = '';
this._unicodeModifier = '♮';
} else if (accName === 'sharp' || accName === '#' || accName === 1) {
this._name = 'sharp';
this._alter = 1.0;
this._modifier = '#';
this._unicodeModifier = '♯';
} else if (
accName === 'flat'
|| accName === '-'
|| accName === 'b'
|| accName === -1
) {
this._name = 'flat';
this._alter = -1.0;
this._modifier = '-';
this._unicodeModifier = '♭';
} else if (
accName === 'double-flat'
|| accName === '--'
|| accName === -2
) {
this._name = 'double-flat';
this._alter = -2.0;
this._modifier = '--';
this._unicodeModifier = '&#x1d12b;';
} else if (
accName === 'double-sharp'
|| accName === '##'
|| accName === 2
) {
this._name = 'double-sharp';
this._alter = 2.0;
this._modifier = '##';
this._unicodeModifier = '&#x1d12a;';
} else if (
accName === 'triple-flat'
|| accName === '---'
|| accName === -3
) {
this._name = 'triple-flat';
this._alter = -3.0;
this._modifier = '---';
this._unicodeModifier = '♭&#x1d12b;';
} else if (
accName === 'triple-sharp'
|| accName === '###'
|| accName === 3
) {
this._name = 'triple-sharp';
this._alter = 3.0;
this._modifier = '###';
this._unicodeModifier = '&#x1d12a;';
} else if (
accName === 'quadruple-flat'
|| accName === '----'
|| accName === -4
) {
this._name = 'quadruple-flat';
this._alter = -4.0;
this._modifier = '----';
this._unicodeModifier = '♭&#x1d12b;';
} else if (
accName === 'quadruple-sharp'
|| accName === '####'
|| accName === 4
) {
this._name = 'quadruple-sharp';
this._alter = 4.0;
this._modifier = '####';
this._unicodeModifier = '&#x1d12a;';
} else {
throw new Music21Exception('Accidental is not supported: ' + accName);
}
}
/**
* Return or set the name of the accidental ('flat', 'sharp', 'natural', etc.);
*
* When set, updates alter and modifier.
*
* @memberof music21.pitch.Accidental#
* @var {string} name
*/
get name() {
return this._name;
}
set name(n) {
this.set(n);
}
/**
* Return or set the alteration amount (-1.0 = flat; 1.0 = sharp; etc.)
*
* When set, updates name and modifier.
*
* @memberof music21.pitch.Accidental#
* @var {number} alter
*/
get alter() {
return this._alter;
}
set alter(alter) {
this.set(alter);
}
/**
* Return or set the modifier ('-', '#', '')
*
* When set, updates alter and name.
* @memberof music21.pitch.Accidental#
* @var {string} modifier
*/
get modifier() {
return this._modifier;
}
set modifier(modifier) {
this.set(modifier);
}
/**
* Returns the modifier for vexflow ('b', '#', 'n')
*
* @memberof music21.pitch.Accidental#
* @var {string} vexflowModifier
* @readonly
*/
get vexflowModifier() {
// todo -- rewrite with mapping.
const m = this.modifier;
if (m === '') {
return 'n';
} else if (m === '#') {
return '#';
} else if (m === '-') {
return 'b';
} else if (m === '##') {
return '##';
} else if (m === '--') {
return 'bb';
} else if (m === '###') {
return '###';
} else if (m === '---') {
return 'bbb';
} else {
throw new Music21Exception('Vexflow does not support: ' + m);
}
}
/**
* Returns the modifier in unicode or
* for double and triple accidentals, as a hex escape
*
* @memberof music21.pitch.Accidental#
* @var {string} unicodeModifier
* @readonly
*/
get unicodeModifier() {
return this._unicodeModifier;
}
}
pitch.Accidental = Accidental;
pitch.nameToMidi = { C: 0, D: 2, E: 4, F: 5, G: 7, A: 9, B: 11 };
pitch.nameToSteps = { C: 0, D: 1, E: 2, F: 3, G: 4, A: 5, B: 6 };
pitch.stepsToName = ['C', 'D', 'E', 'F', 'G', 'A', 'B'];
pitch.midiToName = [
'C',
'C#',
'D',
'E-',
'E',
'F',
'F#',
'G',
'A-',
'A',
'B-',
'B',
];
/**
* Pitch objects are found in {@link music21.note.Note} objects, and many other places.
*
* They do not have a {@link music21.duration.Duration} associated with them, so they
* cannot be placed inside {@link music21.stream.Stream} objects.
*
* Valid pitch name formats are
* - "C", "D', etc. ("B" = American B; "H" is not allowed)
* - "C#", "C-" (C-flat; do not use "b" for flat), "C##", "C###", "C--" etc.
* - Octave may be specified after the name + accidental: "C#4" etc.
* - Octave can be arbitrarily high ("C10") but only as low as "C0" because "C-1" would be interpreted as C-flat octave 1; shift octave later for very low notes.
* - If octave is not specified, the system will usually use octave 4, but might adjust according to context. If you do not like this behavior, give an octave always.
* - Microtones are not supported in music21j (they are in music21p)
*
* @class Pitch
* @memberof music21.pitch
* @param {string} pn - name of the pitch, with or without octave, see above.
* @extends music21.prebase.ProtoM21Object
* @property {music21.pitch.Accidental|undefined} accidental - link to an accidental
* @property {number} diatonicNoteNum - diatonic number of the pitch, where 29 = C4, C#4, C-4, etc.; 30 = D-4, D4, D#4, etc. updates other properties.
* @property {number} midi - midi number of the pitch (C4 = 60); readonly. See {@link music21.pitch.Pitch#ps} for setable version.
* @property {string} name - letter name of pitch + accidental modifier; e.g., B-flat = 'B-'; changes automatically w/ step and accidental
* @property {string} nameWithOctave - letter name of pitch + accidental modifier + octave; changes automatically w/ step, accidental, and octave
* @property {number} octave - number for the octave, where middle C = C4, and octaves change between B and C; default 4
* @property {number} ps - pitch space number, like midi number but floating point and w/ no restriction on range. C4 = 60.0
* @property {string} step - letter name for the pitch (C-G, A, B), without accidental; default 'C'
*/
export class Pitch extends prebase.ProtoM21Object {
constructor(pn = 'C') {
super();
this._step = 'C';
this._octave = 4;
this._accidental = undefined;
/* pn can be a nameWithOctave */
if (typeof pn === 'number') {
if (pn < 12) {
pn += 60; // pitchClass
}
this.ps = pn;
} else if (pn.match(/\d+/)) {
this.nameWithOctave = pn;
} else {
this.name = pn;
}
}
// N.B. cannot use transpose here, because of circular import.
get step() {
return this._step;
}
set step(s) {
this._step = s;
}
get octave() {
return this._octave;
}
set octave(o) {
this._octave = o;
}
get accidental() {
return this._accidental;
}
set accidental(a) {
if (typeof a !== 'object' && a !== undefined) {
a = new pitch.Accidental(a);
}
this._accidental = a;
}
get name() {
if (this.accidental === undefined) {
return this.step;
} else {
return this.step + this.accidental.modifier;
}
}
set name(nn) {
this.step = nn.slice(0, 1).toUpperCase();
const tempAccidental = nn.slice(1);
if (tempAccidental) {
// not the empty string
this.accidental = tempAccidental; // converts automatically
} else {
this.accidental = undefined;
}
}
get nameWithOctave() {
return this.name + this.octave.toString();
}
set nameWithOctave(pn) {
const storedOctave = pn.match(/\d+/);
if (storedOctave !== undefined) {
pn = pn.replace(/\d+/, '');
this.octave = parseInt(storedOctave);
this.name = pn;
} else {
this.name = pn;
}
}
get diatonicNoteNum() {
return this.octave * 7 + pitch.nameToSteps[this.step] + 1;
}
set diatonicNoteNum(newDNN) {
newDNN -= 1; // makes math easier
this.octave = Math.floor(newDNN / 7);
this.step = pitch.stepsToName[newDNN % 7];
}
get frequency() {
return 440 * Math.pow(2, (this.ps - 69) / 12);
}
get midi() {
return Math.floor(this.ps);
}
get ps() {
let accidentalAlter = 0;
if (this.accidental !== undefined) {
accidentalAlter = parseInt(this.accidental.alter);
}
return (
(this.octave + 1) * 12
+ pitch.nameToMidi[this.step]
+ accidentalAlter
);
}
set ps(ps) {
this.name = pitch.midiToName[ps % 12];
this.octave = Math.floor(ps / 12) - 1;
}
/**
* @param {boolean} inPlace
* @param {Int} directionInt -- -1 = down, 1 = up
*/
_getEnharmonicHelper(inPlace=false, directionInt) {
// differs from Python version because
// cannot import interval here.
let octaveStored = true;
if (this.octave === undefined) {
octaveStored = false;
}
const p = this.clone();
p.diatonicNoteNum += directionInt;
if (p.accidental === undefined) {
p.accidental = new Accidental(0);
}
while (p.ps % 12 !== this.ps % 12) { // octaveless
p.accidental.alter += -1 * directionInt;
}
if (!inPlace) {
return p;
}
this.step = p.step;
this.accidental = p.accidental;
if (p.microtone === undefined) {
this.microtone = p.microtone;
}
if (!octaveStored) {
this.octave = undefined;
} else {
this.octave = p.octave;
}
return p;
}
getHigherEnharmonic(inPlace=false) {
return this._getEnharmonicHelper(inPlace, 1);
}
getLowerEnharmonic(inPlace=false) {
return this._getEnharmonicHelper(inPlace, -1);
}
/* TODO: isEnharmonic, getEnharmonic, getAllCommonEnharmonics */
/**
* Returns the vexflow name for the pitch in the given clef.
*
* @memberof music21.pitch.Pitch#
* @param {clef.Clef} clefObj - the active {@link music21.clef.Clef} object
* @returns {String} - representation in vexflow
*/
vexflowName(clefObj) {
// returns a vexflow Key name for this pitch.
let tempPitch = this;
if (clefObj !== undefined) {
try {
tempPitch = clefObj.convertPitchToTreble(this);
} catch (e) {
console.log(e, clefObj);
}
}
let accidentalType = 'n';
if (this.accidental !== undefined) {
accidentalType = this.accidental.vexflowModifier;
}
const outName
= tempPitch.step + accidentalType + '/' + tempPitch.octave;
return outName;
}
}
pitch.Pitch = Pitch;
</pre>
</article>
</section>
</div>
<div class="clearfix"></div>
<footer>
<span class="copyright">
Music21j, Copyright © 2013-2018 Michael Scott Cuthbert and cuthbertLab.
</span>
<br />
<span class="jsdoc-message">
Documentation generated by <a href="https://github.com/jsdoc3/jsdoc">JSDoc 3.5.5</a>
on Wed Jul 4th 2018 using the <a
href="https://github.com/terryweiss/docstrap">DocStrap template</a>.
</span>
</footer>
</div>
<br clear="both">
</div>
</div>
<!--<script src="scripts/sunlight.js"></script>-->
<script src="scripts/docstrap.lib.js"></script>
<script src="scripts/bootstrap-dropdown.js"></script>
<script src="scripts/toc.js"></script>
<script>
$( function () {
$( "[id*='$']" ).each( function () {
var $this = $( this );
$this.attr( "id", $this.attr( "id" ).replace( "$", "__" ) );
} );
$( "#toc" ).toc( {
anchorName : function ( i, heading, prefix ) {
return $( heading ).attr( "id" ) || ( prefix + i );
},
selectors : "h1,h2,h3,h4",
showAndHide : false,
scrollTo : "100px"
} );
$( "#toc>ul" ).addClass( "nav nav-pills nav-stacked" );
$( "#main span[id^='toc']" ).addClass( "toc-shim" );
$( '.dropdown-toggle' ).dropdown();
// $( ".tutorial-section pre, .readme-section pre" ).addClass( "sunlight-highlight-javascript" ).addClass( "linenums" );
$( ".tutorial-section pre, .readme-section pre" ).each( function () {
var $this = $( this );
var example = $this.find( "code" );
exampleText = example.html();
var lang = /{@lang (.*?)}/.exec( exampleText );
if ( lang && lang[1] ) {
exampleText = exampleText.replace( lang[0], "" );
example.html( exampleText );
lang = lang[1];
} else {
lang = "javascript";
}
if ( lang ) {
$this
.addClass( "sunlight-highlight-" + lang )
.addClass( "linenums" )
.html( example.html() );
}
} );
Sunlight.highlightAll( {
lineNumbers : true,
showMenu : true,
enableDoclinks : true
} );
} );
</script>
<!--Navigation and Symbol Display-->
<!--Google Analytics-->
</body>
</html>