use*_*098 2 java stringbuilder multithreading stringbuffer
对于以下代码,我应该在静态方法中使用哪个类,StringBuilder或者StringBuffer?基于API,StringBuffer是线程安全的,但StringBuilder不是.
public static String getString(int[] arrs) {
StringBuilder sb = new StringBuilder(); //1
StringBuffer sb = new StringBuffer(); //2
for (int i : arrs) {
sb.append(i);
}
return sb.toString();
}
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