Test if a value is a 64-bit signed integer.
var isInt64 = require( '@stdlib/assert/is-int64' );Tests if a value is a 64-bit signed integer.
var Int64 = require( '@stdlib/number/int64/ctor' );
var x = new Int64( 1234 );
var bool = isInt64( x );
// returns truevar Complex128 = require( '@stdlib/complex/float64/ctor' );
var Int64 = require( '@stdlib/number/int64/ctor' );
var isInt64 = require( '@stdlib/assert/is-int64' );
console.log( isInt64( new Int64( 1234 ) ) );
// => true
console.log( isInt64( new Complex128( 3.0, 1.0 ) ) );
// => false
console.log( isInt64( {} ) );
// => false
console.log( isInt64( null ) );
// => false