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                ## test:測試當前正則是否能匹配目標字符串 ### 屬于正則表達式方法,主要的作用是可以檢測正則表達式當中數據,是否在目標字符串中出現,如果出現了返回布爾值true否則返回布爾值false ``` 語法 新變量名稱=/正則/; 新變量名稱.test(字符串變量名稱); ``` 代碼如下 ``` <script type="text/javascript"> var bs="我很喜歡中國 空氣"; var bb=/\s+/; console.log(bb.test(bs)); </script> ```
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