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20 lines
436 B
20 lines
436 B
name: duk_swap_top
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proto: |
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void duk_swap_top(duk_context *ctx, duk_idx_t idx);
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stack: |
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[ ... val1! ... val2! ] -> [ ... val2! ... val1! ]
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summary: |
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<p>Swap stack top with value at <code>idx</code>. If <code>idx</code> refers
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to the stack top, the call is a no-op. If the value stack is empty or
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<code>idx</code> is invalid, throws an error.</p>
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example: |
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duk_swap_top(ctx, -3);
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tags:
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- stack
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introduced: 1.0.0
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