main
Last change
on this file was 79a0317, checked in by stefan toskovski <stefantoska84@…>, 4 days ago |
F4 Finalna Verzija
|
-
Property mode
set to
100644
|
File size:
815 bytes
|
Rev | Line | |
---|
[79a0317] | 1 | 'use strict';
|
---|
| 2 | var $ = require('../internals/export');
|
---|
| 3 | var uncurryThis = require('../internals/function-uncurry-this');
|
---|
| 4 | var fails = require('../internals/fails');
|
---|
| 5 | var thisNumberValue = require('../internals/this-number-value');
|
---|
| 6 |
|
---|
| 7 | var nativeToPrecision = uncurryThis(1.0.toPrecision);
|
---|
| 8 |
|
---|
| 9 | var FORCED = fails(function () {
|
---|
| 10 | // IE7-
|
---|
| 11 | return nativeToPrecision(1, undefined) !== '1';
|
---|
| 12 | }) || !fails(function () {
|
---|
| 13 | // V8 ~ Android 4.3-
|
---|
| 14 | nativeToPrecision({});
|
---|
| 15 | });
|
---|
| 16 |
|
---|
| 17 | // `Number.prototype.toPrecision` method
|
---|
| 18 | // https://tc39.es/ecma262/#sec-number.prototype.toprecision
|
---|
| 19 | $({ target: 'Number', proto: true, forced: FORCED }, {
|
---|
| 20 | toPrecision: function toPrecision(precision) {
|
---|
| 21 | return precision === undefined
|
---|
| 22 | ? nativeToPrecision(thisNumberValue(this))
|
---|
| 23 | : nativeToPrecision(thisNumberValue(this), precision);
|
---|
| 24 | }
|
---|
| 25 | });
|
---|
Note:
See
TracBrowser
for help on using the repository browser.