I marked the two lines, unable to perform the operation, how be to return a responsibility? Great god answer, can't get focus,

CodePudding user response:

Look at the results of the findbyid, content and correct, that is it does not support setfocus

CodePudding user response:

reference 1/f, zara's reply:

to see the results of the findbyid, content and correct, that is, it does not support setfocus

?? That there are other ways to get focus