将阿拉伯数字转换为大写
Posted TigerZhang
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<!DOCTYPE html> <html lang="zh"> <head> <meta charset="UTF-8" /> <meta name="viewport" content="width=device-width, initial-scale=1.0" /> <meta http-equiv="X-UA-Compatible" content="ie=edge" /> <title>数字转换为大写</title> </head> <body> <div> <input type="text" id="sourcetxt" /><br /> <input type="button" onclick="NumConvert()" id="converbtn" value="数字大写转换"/> <br /> <input type="text" id="targettxt" /> </div> <script> function NumConvert() { try { var numtxt = document.getElementById("sourcetxt").value; var result = Arabia_To_SimplifiedChinese(numtxt); document.getElementById("targettxt").value = result; } catch (e) { alert(e); } } </script> <script> //阿拉伯数字转换为简写汉字 function Arabia_To_SimplifiedChinese(Num) { for (i = Num.length - 1; i >= 0; i--) { Num = Num.replace(",", "")//替换Num中的“,” Num = Num.replace(" ", "")//替换Num中的空格 } if (isNaN(Num)) { //验证输入的字符是否为数字 //alert("请检查小写金额是否正确"); return; } //字符处理完毕后开始转换，采用前后两部分分别转换 part = String(Num).split("."); newchar = ""; //小数点前进行转化 for (i = part[0].length - 1; i >= 0; i--) { if (part[0].length > 10) { //alert("位数过大，无法计算"); return ""; }//若数量超过拾亿单位，提示 tmpnewchar = "" perchar = part[0].charAt(i); switch (perchar) { case "0": tmpnewchar = "零" + tmpnewchar;break; case "1": tmpnewchar = "一" + tmpnewchar; break; case "2": tmpnewchar = "二" + tmpnewchar; break; case "3": tmpnewchar = "三" + tmpnewchar; break; case "4": tmpnewchar = "四" + tmpnewchar; break; case "5": tmpnewchar = "五" + tmpnewchar; break; case "6": tmpnewchar = "六" + tmpnewchar; break; case "7": tmpnewchar = "七" + tmpnewchar; break; case "8": tmpnewchar = "八" + tmpnewchar; break; case "9": tmpnewchar = "九" + tmpnewchar; break; } switch (part[0].length - i - 1) { case 0: tmpnewchar = tmpnewchar; break; case 1: if (perchar != 0) tmpnewchar = tmpnewchar + "十"; break; case 2: if (perchar != 0) tmpnewchar = tmpnewchar + "百"; break; case 3: if (perchar != 0) tmpnewchar = tmpnewchar + "千"; break; case 4: tmpnewchar = tmpnewchar + "万"; break; case 5: if (perchar != 0) tmpnewchar = tmpnewchar + "十"; break; case 6: if (perchar != 0) tmpnewchar = tmpnewchar + "百"; break; case 7: if (perchar != 0) tmpnewchar = tmpnewchar + "千"; break; case 8: tmpnewchar = tmpnewchar + "亿"; break; case 9: tmpnewchar = tmpnewchar + "十"; break; } newchar = tmpnewchar + newchar; } //替换所有无用汉字，直到没有此类无用的数字为止 while (newchar.search("零零") != -1 || newchar.search("零亿") != -1 || newchar.search("亿万") != -1 || newchar.search("零万") != -1) { newchar = newchar.replace("零亿", "亿"); newchar = newchar.replace("亿万", "亿"); newchar = newchar.replace("零万", "万"); newchar = newchar.replace("零零", "零"); } //替换以“一十”开头的，为“十” if (newchar.indexOf("一十") == 0) { newchar = newchar.substr(1); } //替换以“零”结尾的，为“” if (newchar.lastIndexOf("零") == newchar.length - 1) { newchar = newchar.substr(0, newchar.length - 1); } return newchar; } </script> </body> </html>
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