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Add arrayf.removeFirstInstance #46

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Add arrayf.removeFirstInstance #46

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17 changes: 15 additions & 2 deletions src/arrayf/arrayf.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -28,5 +28,18 @@ export class arrayf {
return output;
}


}
/**
* Removes the first instance of the value from the given array.
* Not a complex function but `removeFirstInstance` is more readable than
* the function contents.
* ```
* const values = [1, 1, 2, 3, 5, 8];
* removeFirstInstance(values, 1); // Returns [1, 2, 3, 5, 8]
* ```
*/
static removeFirstInstance<T>(values: T[], value: T): T[] {
return [
...values.slice(0, values.indexOf(value)),
...values.slice(values.indexOf(value) + 1)];
}
}