BigDecimal.valueOf() method converts, and returns to BigDecimal. The only limitation is if bigintger contains a larger number as shown below. It will give the wrong number as intValue used. you can use intValue or longValue method of BigInteger in the valueOf method. import java.math.Big...
intToByte(int intValue) int转byte static byte[] intToBytes(int intValue) int转byte数组 static byte[] longToBytes(long longValue) long转byte数组 from: https://stackoverflow.com/questions/4485128/how-do-i-convert-long-to-byte-and-back-in-java static String numberToChinese(double number...
ints = new Integer[arr.length]; for (int i = 0; i < arr.length; i++) { final Integer v = toInt(arr[i], 0); ints[i] = v; } return ints; } /** * 转换为Long数组 * * @param split 分隔符 * @param str 被转换的值 * @return 结果*/ public static Long[] toLongArray...
1. Java String to int UsingInteger.parseInt() Integer.parseInt()converts a string directly to anint(primitive). It’s the most commonly used method. The following Java example shows how to use it to convert a string to an int: publicclassStringToInt{publicstaticvoidmain(String[]args){//...
BigInteger.toString(Radix); ForFloatandDoubleclasses: Float.toHexString(num); Double.toHexString(num); IntoString()methods, we pass the radix (16 for hexadecimal) along with the number to convert. intnumber=269;Stringhex=Integer.toString(number,16);// '10d' ...
(String prefix, int toffset):测试此字符串从指定索引开始的子字符串是否以指定前缀开始 boolean containsCharSequence s):当且仅当此字符串包含指定的 char 值序列时,返回 true int indexOf( str):返回指定子字符串在此字符串中第一次出现处的索引 int indexOf(...
BigInteger; import java.nio.ByteBuffer; import java.nio.CharBuffer; import java.nio.charset.Charset; import java.nio.charset.CharsetDecoder; import java.security.MessageDigest; import java.security.NoSuchAlgorithmException; import java.util.Locale; public class Main{ public static int safeStringToInteger...
//package com.java2s; import java.math.BigInteger; public class Main { /**/*from ww w .j av a2 s. com*/ * Converts a BigInteger array into an integer array * * @param input * - the BigInteger array * @return the integer array */ public static int[] toIntArray(BigInteger[] ...
packageorg.arpit.java2blog; importjava.math.BigDecimal; publicclassStringToBigIntegerMain{ publicstaticvoidmain(String[]args){ Stringcurrency="13.23"; BigDecimalbigDecimalCurrency=newBigDecimal(currency); System.out.println("Converted String currency to bigDecimalCurrency: "+bigDecimalCurrency); ...
{ if (val >= 0l && val < (long)zero_through_ten.length) { return zero_through_ten[(int)val]; } else { return val != long.min_value ? new bigdecimal((biginteger)null, val, 0, 0) : new bigdecimal(inflated_bigint, val, 0, 0); } } as the code above shows, the method ...