how to change class name of an element by jquery

Question

lt div class  bestAnswerControl  gt       lt div id  ct100 contentplaceholder lvanswer control divbestanswer             class  IsBestAnswer  gt  lt  div gt   lt  div gt    I want to add     bestanswer          some attribute     I want to replace class  IsBestAnswer  of div to class  bestanswer  by jquery   How do I do this   I am using this approach       IsBestAnswer   addclass  bestanswer       but it s not working

User · Accepted Answer

IsBestAnswer   addClass  bestanswer   removeClass  IsBestAnswer      Case in method names is important  so no addclass   jQuery addClass   jQuery removeClass

User · Answer

Instead of removeClass and addClass  you can also do it like this       IsBestAnswer   toggleClass  IsBestAnswer bestanswer

User · Answer

IsBestAnswer   removeClass  IsBestAnswer   addClass  bestanswer      Your code has two problems    The selector  IsBestAnswe does not match what you thought It s addClass    not addclass      Also  I m not sure whether you want to replace the class or add it  The above will replace  but remove the  removeClass  IsBestAnswer   part to add only       IsBestAnswer   addClass  bestanswer      You should decide whether to use camelCase or all-lowercase in your CSS classes too  e g  bestAnswer vs  bestanswer

[jquery] how to change class name of an element by jquery

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