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A logical OR expression returns
either true (1) if at least one of its operands is true (1), or
false (0) if both operands are false (0). If both operands are null,
the expression returns null.
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Expression
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Character representation
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Logical OR
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or
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These are examples of using the logical OR expression:
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Expression
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Returns
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1 or 0
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1(true)
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0 | 0
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0
(false)
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0 or 1 | 0 or 0
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1
(true)
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