Coffeescript unmatched outdent error

Question

I\'m getting the error SyntaxError: Unmatched OUTDENT on line 9 when I try to compile the following coffeescript code. I\'m not sure what I\'m doing wrong. the inde

Answer 1

A bit tough to see but it appears that you are missing a closing parenthesis on line 4:

if(Array.isArray(grid[rows][columns])

In general, for this particular error, the problem will almost always lie with indention or unbalanced parenthesis or brackets/braces.