On 15 Dec 2010, at 15:50, Tab Atkins Jr. wrote: > On Wed, Dec 15, 2010 at 5:29 AM, Scott Wilson > <scott.bradley.wil...@gmail.com> wrote: >> We've come across an issue with storage keys in Widget preferences; namely >> that the Web Storage spec [1] states that: >> Keys are strings. Any string (including the empty string) is a valid key. >> Values can be any data type supported by the structured clone algorithm. >> However, common guidance on JavaScript states that: >> Variable names must begin with a letter or the underscore character >> ECMAScript[3] follows the Unicode identifier syntax[4], which defines >> variable names as starting with: >> Characters having the Unicode General_Category of uppercase letters (Lu), >> lowercase letters (Ll), titlecase letters (Lt), modifier letters (Lm), other >> letters (Lo), letter numbers (Nl), minus Pattern_Syntax >> and Pattern_White_Space code points, plus stability extensions >> So we get into problems using keys that begin with digits, which are allowed >> as far as I can tell in WebStorage and Widgets, but not in ECMAScript, and >> things like "widgets.preferences.12345="xyz" throw exceptions. > > timeless got it. Only a subset of possible keys can be used in the > dot syntax. Everything else can be used in the array notation > instead. This is perfectly fine. > > ~TJ
OK, we'll implement using array notation instead. Thanks!
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