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How can I write regular expression to remove double dash — into single dash – and if string start or end with dash replace with empty string.
var oldString = "abc--xyz--"
var filtered = oldStringt.replace(???????);
Sample Input >>>> Output
abc--xyz-- >>>>> abc-xyz
abc---xyz-123 >>>>> abc-xyz-123
--abc-xyz-123 >>>>> abc-xyz-123
How about chaining replaces:
Fiddle here.