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49 lines
1.1 KiB
Markdown
49 lines
1.1 KiB
Markdown
# Function or
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Logical `or`. Test if at least one value is defined with a nonzero/nonempty value.
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For matrices, the function is evaluated element wise.
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## Syntax
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```js
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math.or(x, y)
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```
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### Parameters
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Parameter | Type | Description
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--------- | ---- | -----------
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`x` | Number | BigNumber | Boolean | Complex | Unit | Array | Matrix | null | First value to check
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`y` | Number | BigNumber | Boolean | Complex | Unit | Array | Matrix | null | Second value to check
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### Returns
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Type | Description
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---- | -----------
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Boolean | Array | Matrix | Returns true when one of the inputs is defined with a nonzero/nonempty value.
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## Examples
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```js
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math.or(2, 4); // returns true
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a = [2, 5, 0];
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b = [0, 22, 0];
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c = 0;
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math.or(a, b); // returns [true, true, false]
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math.or(b, c); // returns [false, true, false]
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```
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## See also
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[and](and.md),
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[not](not.md),
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[xor](xor.md)
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