Identity Function

    Identity function.

    Usage

    var identity = require( '@stdlib/utils/identity-function' );
    

    identity( x )

    Returns x.

    var v = identity( 3.14 );
    // returns 3.14
    
    var input = [];
    var output = identity( input );
    var bool = ( input === output );
    // returns true
    

    Examples

    var identity = require( '@stdlib/utils/identity-function' );
    
    var v = identity( 3.14 );
    // returns 3.14
    
    v = identity( true );
    // returns true
    
    v = identity( null );
    // returns null
    
    v = identity( void 0 );
    // returns undefined
    
    v = identity();
    // returns undefined