package MyString;
/*
StringBuilder和String的相互转换:转换后方便其转换后的调用方法
StringBuilder -- String
public String toString():通过sb.toString()既可以实现把StringBuilder转化为String
String -- StringBuilder
StringBuilder(String str):通过构造方法StringBuilder sb = new StringBuilder(s);实现转化
*/
public class StringBuilderToString {
public static void main(String[] args) {
//StringBuilder -- String
StringBuilder sb = new StringBuilder();
sb.append("hello").append(123);
String s = sb.toString();
System.out.println("s:"+s);
//String -- StringBuilder
String s1 = "超人强777";
StringBuilder sb1 = new StringBuilder(s1);
System.out.println("sb1:"+sb1);
}
}
Conversion between StringBuilder and String
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Origin blog.csdn.net/m0_52646273/article/details/114870764
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