Error handling, "try...catch" thumbnail
Error handling, "try...catch"
javascript.info
If it exists, it runs in all cases: So, try...catch can only handle errors that occur in valid code. If an exception happens in “scheduled” code, like in setTimeout, then try...catch won’t catch it The finally clause works for any exit from try...catch. That includes an explicit return. For all buil
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  • If it exists, it runs in all cases:
  • So, try...catch can only handle errors that occur in valid code.
  • If an exception happens in “scheduled” code, like in setTimeout, then try...catch won’t catch it
  • The finally clause works for any exit from try...catch. That includes an explicit return.
  • For all built-in errors, the error object has two main properties: name Error name. For instance, for an undefined variable that’s "ReferenceError". message Textual message about error details.

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Javascript

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javascript.info

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