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All Posts by tag Optional Handling

question

How do I diagnose and fix 'Thread 1: EXC_BAD_INSTRUCTION (code=EXC_I386_INVOP)' in Swift/Xcode?

Swift EXC_BAD_INSTRUCTION Debugging Force Unwrap Array Access Optional Handling

question

How do I fix 'Value of optional type must be unwrapped'?

swift optional unwrapping programming error handling `. - The description of the content is placed in ``. - The PHP example of optional handling is inside a `` block with the specified class.

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