38 lines
94 KiB
Markdown
38 lines
94 KiB
Markdown
---
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title: "assertEqual"
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excerpt: "Check that a numerical value equals another at runtime,"
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layout: manual
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---
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Check that a numerical value equals another at runtime,
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otherwise raise an error.
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```js
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assertEqual(left: number, right: number, epsilon: number, message: string) -> ()
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```
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### Examples
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```js
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let n = 1.0285
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let m = 1.0286
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assertEqual(n, m, 0.01, "n is within the given tolerance for m")
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```
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### Arguments
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* `left`: `number` (REQUIRED)
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* `right`: `number` (REQUIRED)
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* `epsilon`: `number` (REQUIRED)
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* `message`: `string` (REQUIRED)
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### Returns
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`()`
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