Reserved Words

Overview
ECMAScript Specification
iOS
Alloy

Overview

This article lists keywords that may not be used as variables, functions, methods, or object identifiers, because either Titanium or another source specifies its usage.

ECMAScript Specification

The following keywords cannot be used as identifiers according to the ECMAScript Language Specification:

abstract
boolean
break
byte
case
catch
char
class
const
continue
debugger
default
delete
do
double
else
enum
export
extends
finally

for
function
goto
if
implements
import
in
instanceof
int
interface
let
long
native
new
package
private
protected
public
return
short

static
super
switch
synchronized
this
throw
throws
transient
try
typeof
with
while
var
void
volatile
yield

iOS

The following keywords are exposed to JavaScript from Objective C and may not be used as identifiers:

_configure
_destroy
_initProperties
autorelease
deadlock
dealloc
description
id
init
release
startup

Alloy

Do not use double underscore prefixes on variables, properties, or function names (e.g., __foo). They are reserved for use in Alloy.