is-safe-integer-x
v2.2.2
Determine whether the passed value is a safe integer.
355/weekUpdated 3 years agoMITUnpacked: 239.8 KB
Published by Graham Fairweather
npm install is-safe-integer-x
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is-safe-integer-x
Determine whether the passed value is a safe integer.
$3
This method determines whether the passed value is a safe integer.
Can be exactly represented as an IEEE-754 double precision number, and
whose IEEE-754 representation cannot be the result of rounding any other
integer to fit the IEEE-754 representation.
Kind: Exported function
Returns: boolean - A Boolean indicating whether or not the given value is a
safe integer.
| Param | Type | Description |
| ----- | --------------- | ------------------------------------------------ |
| value | \* | The value to be tested for being a safe integer. |
Example
``js
import isSafeInteger from 'is-safe-integer-x';
console.log(isSafeInteger(0)); // true
console.log(isSafeInteger(1)); // true
console.log(isSafeInteger(-100000)); // true
console.log(isSafeInteger(Math.pow(2, 53))); // false
console.log(isSafeInteger(0.1)); // false
console.log(isSafeInteger(Math.PI)); // false
console.log(isSafeInteger(NaN)); // false
console.log(isSafeInteger(Infinity)); // false
console.log(isSafeInteger(-Infinity)); // false
console.log(isSafeInteger('10')); // false
console.log(isSafeInteger(true)); // false
console.log(isSafeInteger(false)); // false
console.log(isSafeInteger([1])); // false
``