[3] Invalid: must be at least 13 years old (got 8)Each validator is a small, testable function. The ? in validate_user means the function returns the first error it hits — you never get a confusing cascade of failures. If you wanted to collect all errors instead, you’d call each validator independently and accumulate the results.
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Israeli attacks have continued across the strip since the start of the latest war in the Middle East.
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