Function isSafeInteger

  • Typed version of Number.isSafeInteger.

    Parameters

    • value: unknown

      The value to check.

    Returns value is SafeInteger

    true if the check passes, false otherwise.

    Remarks

    If you want to allow decimal values, use isSafeNumber.

    Example

    Basic usage

    isSafeInteger(1) // true
    isSafeInteger(-1) // true
    isSafeInteger(Number.MAX_SAFE_INTEGER) // true
    isSafeInteger(Number.MIN_SAFE_INTEGER) // true

    isSafeInteger("2") // false
    isSafeInteger(2.5) // false
    isSafeInteger(Number.MAX_SAFE_INTEGER + 1) // false
    isSafeInteger(Number.MIN_SAFE_INTEGER - 1) // false
    isSafeInteger(NaN) // false
    isSafeInteger(Infinity) // false
    isSafeInteger(null) // false

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