博客

//xxje是输入数字的输入框id
$("#xxje").keyup(function(){
              //如果输入的不是数字，则将其设置为空
   	 	this.value = this.value.replace(/[^\d\.]/g,'').replace(/^0/,'');
   	 	var Num = this.value;
		if(Num=="") {
                      //输入框删减为空时，将大写金额的内容值设为原始状态，当然也可以根据需求进行修改
			$("#dx").text("零元整");
			return false;
		}
		part = String(Num).split(".");
		newchar = "";
		for(i=part[0].length-1;i>=0;i--){
			if(part[0].length > 10){
				alert("位数过大，无法计算");//前面如果有验证位数的，此处判断可去掉
				return false;
			}
			tmpnewchar = ""
			perchar = part[0].charAt(i);
			switch(perchar){
				case "0": tmpnewchar="零" + tmpnewchar ;break;
				case "1": tmpnewchar="壹" + tmpnewchar ;break;
				case "2": tmpnewchar="贰" + tmpnewchar ;break;
				case "3": tmpnewchar="叁" + tmpnewchar ;break;
				case "4": tmpnewchar="肆" + tmpnewchar ;break;
				case "5": tmpnewchar="伍" + tmpnewchar ;break;
				case "6": tmpnewchar="陆" + tmpnewchar ;break;
				case "7": tmpnewchar="柒" + tmpnewchar ;break;
				case "8": tmpnewchar="捌" + tmpnewchar ;break;
				case "9": tmpnewchar="玖" + tmpnewchar ;break;
			}
			switch(part[0].length-i-1){
				case 0: tmpnewchar = tmpnewchar +"元" ;break;
				case 1: if(perchar!=0)tmpnewchar= tmpnewchar +"拾" ;break;
				case 2: if(perchar!=0)tmpnewchar= tmpnewchar +"佰" ;break;
				case 3: if(perchar!=0)tmpnewchar= tmpnewchar +"仟" ;break;
				case 4: tmpnewchar= tmpnewchar +"万" ;break;
				case 5: if(perchar!=0)tmpnewchar= tmpnewchar +"拾" ;break;
				case 6: if(perchar!=0)tmpnewchar= tmpnewchar +"佰" ;break;
				case 7: if(perchar!=0)tmpnewchar= tmpnewchar +"仟" ;break;
				case 8: tmpnewchar= tmpnewchar +"亿" ;break;
				case 9: tmpnewchar= tmpnewchar +"拾" ;break;
			}
			newchar = tmpnewchar + newchar;
		}
		if(Num.indexOf(".")!=-1){
			if(part[1].length > 2) {
				part[1] = part[1].substr(0,2)
			}
			for(i=0;i<part[1].length;i++){
				tmpnewchar = ""
				perchar = part[1].charAt(i)
				switch(perchar){
					case "0": tmpnewchar="零" + tmpnewchar ;break;
					case "1": tmpnewchar="壹" + tmpnewchar ;break;
					case "2": tmpnewchar="贰" + tmpnewchar ;break;
					case "3": tmpnewchar="叁" + tmpnewchar ;break;
					case "4": tmpnewchar="肆" + tmpnewchar ;break;
					case "5": tmpnewchar="伍" + tmpnewchar ;break;
					case "6": tmpnewchar="陆" + tmpnewchar ;break;
					case "7": tmpnewchar="柒" + tmpnewchar ;break;
					case "8": tmpnewchar="捌" + tmpnewchar ;break;
					case "9": tmpnewchar="玖" + tmpnewchar ;break;
				}
				if(i==0)tmpnewchar =tmpnewchar + "角";
				if(i==1)tmpnewchar = tmpnewchar + "分";
				newchar = newchar + tmpnewchar;
			}
		}
		while(newchar.search("零元") != -1){
			newchar = newchar.replace("零零", "零");
			newchar = newchar.replace("零亿", "亿");
			newchar = newchar.replace("亿万", "亿");
			newchar = newchar.replace("零万", "万");
			newchar = newchar.replace("零元", "元");
			newchar = newchar.replace("零角", "");
			newchar = newchar.replace("零分", "");
		}
		if(newchar.charAt(newchar.length-1) == "元" || newchar.charAt(newchar.length-1) == "角"){
			newchar = newchar+"整";
		}
		$("#dx").text(newchar);
   	 });