Quote:
Originally Posted by MacEvansCB
But the parser won't take an expression starting with a plus sign.
What does one do in this situation???
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The plus sign has special meaning. It means match one or more of of the expression / character before. There is nothin before so it's an invalid expression. If you want to match a plus sign character you need to escape it. Escaping tells the parser to treat it as the character itself.