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正则/[0-9]s$/里面的这个$符号表示以数字和空格结尾还是以空格结尾？

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正则/[0-9]s$/里面的这个$符号表示以数字和空格结尾还是以空格结尾？

$的匹配范围是多少？


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都不是，$ 匹配的是字符串的结尾


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