diff options
Diffstat (limited to 'node_modules/core-js/modules/es6.array.index-of.js')
| -rw-r--r-- | node_modules/core-js/modules/es6.array.index-of.js | 15 |
1 files changed, 15 insertions, 0 deletions
diff --git a/node_modules/core-js/modules/es6.array.index-of.js b/node_modules/core-js/modules/es6.array.index-of.js new file mode 100644 index 000000000..903763157 --- /dev/null +++ b/node_modules/core-js/modules/es6.array.index-of.js @@ -0,0 +1,15 @@ +'use strict'; +var $export = require('./_export') + , $indexOf = require('./_array-includes')(false) + , $native = [].indexOf + , NEGATIVE_ZERO = !!$native && 1 / [1].indexOf(1, -0) < 0; + +$export($export.P + $export.F * (NEGATIVE_ZERO || !require('./_strict-method')($native)), 'Array', { + // 22.1.3.11 / 15.4.4.14 Array.prototype.indexOf(searchElement [, fromIndex]) + indexOf: function indexOf(searchElement /*, fromIndex = 0 */){ + return NEGATIVE_ZERO + // convert -0 to +0 + ? $native.apply(this, arguments) || 0 + : $indexOf(this, searchElement, arguments[1]); + } +});
\ No newline at end of file |