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have to define isNumber before _.each will work in IE

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Noah Sloan
2009-12-08 15:57:04 -06:00
parent a5454d6972
commit 6554c6d976
1 changed files with 7 additions and 2 deletions
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9
underscore.js
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@@ -475,10 +475,15 @@
_.isUndefined = function(obj) {
return typeof obj == 'undefined';
};
// have to define isNumber before _.each will work in IE
_.isNumber = function(obj) {
return Object.prototype.toString == '[object Number]';
};
// Define the isArray, isDate, isFunction, isNumber, isRegExp, and
// Define the isArray, isDate, isFunction, isRegExp, and
// isString functions based on their toString identifiers.
_.each(['Array', 'Date', 'Function', 'Number', 'RegExp', 'String'], function(type) {
_.each(['Array', 'Date', 'Function', 'RegExp', 'String'], function(type) {
var toString = Object.prototype.toString, typeString = '[object ' + type + ']';
_['is' + type] = function(obj) {
return toString.call(obj) == typeString;