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Line 14: “$” precedes any variable name: I'd say it's an operator as in shell scripts. If $a is 1234, $ref is 'a' then $$ref is 1234. Which is understandable, because ~~the~~in ~~simple~~PHP ~~string~~simply writing 'test' (without $ or aquotes) means the string 'atest' (if there's no constant defined as 'a') --[[User:Terrakotta\|Terrakotta]] ([[User talk:Terrakotta\|talk]]) 10:11, 23 September 2010 (UTC)

Talk:Sigil (computer programming): Difference between revisions