To check whether the string value has numeric value or not in C#

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你的背包
你的背包 2021-02-14 02:29

I am having an string like this

string str = \"dfdsfdsf8fdfdfd9dfdfd4\"

I need to check whether the string contains number by looping through the array.

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  •  一个人的身影
    2021-02-14 03:15

    What about a regular expression:

    bool val = System.Text.RegularExpressions.Regex.IsMatch(str, @"\d");
    

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