MCA
ERROR HANDLING // MASTER THE CONCEPTS // WRITE BRUTAL CODE // ERROR HANDLING // MASTER THE CONCEPTS // WRITE BRUTAL CODE //
BACK TO SYLLABUS
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ERROR HANDLING

Try-catch, error types, and debugging

CONCEPTS

01Try, catch, finally
02Throwing custom errors
03Error objects (name, message, stack)
04Syntax vs Runtime errors
05Debugging with console
06Window.onerror

SYNTAX_DEMO

Managing failures gracefully
function divide(a, b) {
  if (b === 0) {
    throw new Error("Cannot divide by zero");
  }
  return a / b;
}

try {
  console.log(divide(10, 0));
} catch (error) {
  console.error("Caught an error:", error.message);
} finally {
  console.log("Cleanup code executes here.");
}