2021-02-12: how to judge whether two strings are rotating string?-CodePudding

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2021-02-12: how to judge whether two strings are rotating string?

Time：02-12

2021-02-12: how to judge whether two strings are rotating string? # # f greatly architects a daily topic

CodePudding user response:

 
If (a==null | | b==null | | a. ength ()!=b.l ength ()) {
return false; 
} 
String b2=b + b; 
The return of b2. The contains (a);