Update 2016-02-04-assignment-shorthands.md

MTco · Feb 22, 2016 · 713fe6f · 713fe6f
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diff --git a/_posts/zh_CN/2016-02-04-assignment-shorthands.md b/_posts/zh_CN/2016-02-04-assignment-shorthands.md
@@ -61,7 +61,7 @@ if (variable1 !== null || variable1 !== undefined || variable1 !== '') {
 ````javascript
 var variable2 = variable1  || '';
 ````
-P.S.：如果`variable1`是一个数组，则先检查他是否为0。
+P.S.：如果`variable1`是一个数字，则先检查他是否为0。
 
 ### 对象数组表示法