1 需求

需求1：整型转字符串

需求2：整型转ASCII

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2 接口

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3 示例：整型转字符串

• Integer.toString()
• String.valueOf()

public class Test {public static void main(String[] args) {int i = 99;System.out.println(Integer.toString(i) instanceof String);System.out.println(String.valueOf(i) instanceof String);}
}

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3 示例： 整型转字符

public class Test {public static void main(String[] args) {System.out.println((char) 99);}
}

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4 参考资料