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package string;

import myutil.Log;

/**

* Created by yahier on 17/4/10.

*/

public class Core {

static final String TAG = "Core";

public static final void main(String[] args) {

//test1();

//testOX();

// String value = saveTwoDecimal(12.000);

// System.out.println("value:" + value);

//

// double a = 0.95;

// System.out.println("value:" + (int) a);

test333();

}

private static String saveTwoDecimal(double value) {

return String.format("%.1f", value);

}

private static void testOX() {

String value = Integer.toHexString(14);

System.out.println("value:" + value);

}

private static void test333(){

String s1 = "[\"storeCouponSelected\"]";

String s2 = s1.replace("\\","");

System.out.println("s2:"+s2);

}

/**

* 测试String地址

*/

static void test1() {

String s1 = "abc";

String s2 = "abc";

String s3 = new String("abc");

Log.e(TAG, (s1 == s2));//true

Log.e(TAG, (s1 == s3));//false

Log.e(TAG, (s1.intern() == s3.intern()));//true

//从结果分析，str1和str2引用了相同的地址，str3和str1指向的常量地址是一样的。

}

}