移动和待机动画
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19
src/main/java/uno/mloluyu/util/SimpleFormatter.java
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19
src/main/java/uno/mloluyu/util/SimpleFormatter.java
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package uno.mloluyu.util;
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public class SimpleFormatter {
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/**
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* 简化版:数字补前导零
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* @param number 要格式化的数字(如1, 10)
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* @param digits 保留的位数(如3位)
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* @return 带前导零的字符串(1→"001",10→"010")
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*/
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public static String addLeadingZeros(int number, int digits) {
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return String.format("%0" + digits + "d", number);
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}
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// 测试
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public static void main(String[] args) {
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for (int i = 1; i <= 15; i++) {
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System.out.println(addLeadingZeros(i, 3));
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}
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}
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}
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