javascript regex of a javascript string

Question

I need to match a javascript string, with a regular expression, that is a string enclosed by single quote and can only contain a backslashed single quote.

The exampl

Answer 1

Try this

/^'([a-z]*(?:\')?[a-z])+'$/

See example here

str = 'abc\'de\'fg';

match = str.match(/^([a-z\\']+)$/g);

Tested in Firebug console. Works with or without the escape chars.