用JavaScript将数字转换为大写金额 – WEB前端开发

项目中用到的，用JavaScript将数字转换为大写金额，分享出来给大家

				var digitUppercase = function(n) {
				var fraction = ['角', '分'];
				var digit = [
				'零', '壹', '贰', '叁', '肆',
				'伍', '陆', '柒', '捌', '玖'
				];
				var unit = [
				['元', '万', '亿'],
				['', '拾', '佰', '仟']
				];
				var head = n < 0 ? '欠' : '';
				n = Math.abs(n);
				var s = '';
				for (var i = 0; i < fraction.length; i++) {
				s += (digit[Math.floor(n * 10 * Math.pow(10, i)) % 10] + fraction[i]).replace(/零./, '');
				}
				s = s || '整';
				n = Math.floor(n);
				for (var i = 0; i < unit[0].length && n > 0; i++) {
				var p = '';
				for (var j = 0; j < unit[1].length && n > 0; j++) {
				p = digit[n % 10] + unit[1][j] + p;
				n = Math.floor(n / 10);
				}
				s = p.replace(/(零.)*零$/, '').replace(/^$/, '零') + unit[0][i] + s;
				}
				return head + s.replace(/(零.)*零元/, '元')
				.replace(/(零.)+/g, '零')
				.replace(/^整$/, '零元整');
				};
				console.log(digitUppercase(7682.01)); //柒仟陆佰捌拾贰元壹分
				console.log(digitUppercase(7682));  //柒仟陆佰捌拾贰元整
				console.log(digitUppercase(951434677682.00)); //玖仟伍佰壹拾肆亿叁仟肆佰陆拾柒万柒仟陆佰捌拾贰元整