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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