原文链接:http://www.cnblogs.com/zack-/archive/2012/04/17/website_using.html 1.字符串转换为十六进制 主要使用 charCodeAt()方法,此方法返回一个字符的 Unicode 值,该字符位于指定索引位置. function stringToHex(str){ var val=""; for(var i = 0; i < str.length; i++){ if(val == "") val
原文地址:http://www.cnblogs.com/vaal-water/archive/2013/04/08/3008880.html 自己试过很好用 function zero_fill_hex(num, digits) { var s = num.toString(16); while (s.length < digits) s = "0" + s; return s; } function rgb2hex(rgb) { if (rgb.charAt(0) == '#'
Very often, especially in programming contests, we treat a sequence of non-whitespace characters as a string. But sometimes, a string may contain whitespace characters or even be empty. We can have such strings quoted and escaped to handle these case
public final static char[] BToA = "0123456789abcdef".toCharArray() ; 1.16进制字符串转为字节数组 /** * 把16进制字符串转换成字节数组 * @param hex * @return */ public static byte[] hexStringToByte(String hex) { int len = (hex.length() / 2); byte[] result = new byte[len];