怎么将String类的对象转化为Char类型？在JAVA和C中如何实现？

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public class test{
public static void main(String args[]){
String s = "拿首绝芹腊a"消姿;
char ch = s.toCharArray()[0];
System.out.println(ch);
}
}

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java : String str="a"
char chs[]=str.toCharArray();
C:C语粗脊言没有string类型吧。凳桐不知道枣凳坦

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