compute-io / argmax / 9

Committed 9 Jun 2015 - 5:16 coverage: 97.059% (-2.9%) from 100.0%

Build # 9

Build Type

Pull #1

travis-ci

Committed by

kgryte

Commit Message

[UPDATE] dependencies

Pull Request Pull Request #1: Update according to TODO

Run Details

98 of 101 new or added lines in 5 files covered. (97.03%)

99 of 102 relevant lines covered (97.06%)

36.12 hits per line

Source File
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93.75

/lib/array.js

'use strict';

/**
* FUNCTION: argmax( arr )
*        Computes the maximum value of an array and returns the corresponding array indices.
*
* @param {Number[]|Int8Array|Uint8Array|Uint8ClampedArray|Int16Array|Uint16Array|Int32Array|Uint32Array|Float32Array|Float64Array} arr - input array
* @returns {Number[]|Null} maximum value indices
*/
function argmax( arr ) {
        var len = arr.length,
                max,
                i, v,
                idx;

        if ( !len ) {
                return null;
        }
        max = arr[ 0 ];
        idx = [ 0 ];
        for ( i = 1; i < len; i++ ) {
                v = arr[ i ];
                if ( v > max ) {
                        max = v;
                        idx.length = 0;
                        idx.push( i );
                }
                else if ( v === max ) {
                        idx.push( i );
                }
        }
        return idx;
} // end FUNCTION argmax()


// EXPORTS //

module.exports = argmax;

1	'use strict';
2
3	/**
4	* FUNCTION: argmax( arr )
5	* Computes the maximum value of an array and returns the corresponding array indices.
6	*
7	* @param {Number[]\|Int8Array\|Uint8Array\|Uint8ClampedArray\|Int16Array\|Uint16Array\|Int32Array\|Uint32Array\|Float32Array\|Float64Array} arr - input array
8	* @returns {Number[]\|Null} maximum value indices
9	*/
10	function argmax( arr ) {	3×
11	var len = arr.length,	18×
12	max,
13	i, v,
14	idx;
15
16	if ( !len ) {	18×
17	return null;	3×
18	}
19	max = arr[ 0 ];	15×
20	idx = [ 0 ];	15×
21	for ( i = 1; i < len; i++ ) {	15×
22	v = arr[ i ];	75×
23	if ( v > max ) {	75×
24	max = v;	45×
25	idx.length = 0;	45×
26	idx.push( i );	45×
27	}
28	else if ( v === max ) {	30×
NEW 29	idx.push( i );	!
30	}
31	}
32	return idx;	15×
33	} // end FUNCTION argmax()
34
35
36	// EXPORTS //
37
38	module.exports = argmax;	3×

compute-io / argmax / 9

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