String str = Integer.toString(num); 1. 2. 2、使用 String.valueOf() String.valueOf() 方法可以接受一个 int、double、boolean 或 Object 类型的参数,并返回对应的字符串。 int num = 123; String str = String.valueOf(num); 1. 2. 3、使用 + 这是另一种将数字转换为字符串的方法,通过在数字前...
iterator(); ^ Iterator<String> cannot be converted to Iterator<CharSequence> 当然,添加一些类型提示将使这一工作: 代码语言:javascript 复制 Iterable<? extends CharSequence> iterable2 = (Iterable<String>) () -> Arrays.stream(arr).map(Object::toString).iterator(); Iterable<? extends CharSequence>...
* @param chars the character array to be converted to a byte array. * @return the byte array of the UTF-8 encoded character array. */ public static byte[] toBytes(char[] chars) { return toBytes(new String(chars), PREFERRED_ENCODING); } public static byte[] toBytes(char[] chars, ...
* @param chars the character array to be converted to a byte array. * @return the byte array of the UTF-8 encoded character array. */ public static byte[] toBytes(char[] chars) { return toBytes(new String(chars), PREFERRED_ENCODING); } public static byte[] toBytes(char[] chars, ...