24 lines
781 B
Dart
24 lines
781 B
Dart
/// 将数字格式化为中文单位(万/亿)
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String formatChineseDecimal(num number, {int decimalPlaces = 2}) {
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if (number < 10000) {
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return number.toString();
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} else if (number < 100000000) {
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// 万单位
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double result = number / 10000.0;
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return '${_formatDecimal(result, decimalPlaces)}万';
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} else {
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// 亿单位
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double result = number / 100000000.0;
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return '${_formatDecimal(result, decimalPlaces)}亿';
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}
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}
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String _formatDecimal(double number, int decimalPlaces) {
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// 去除末尾的0和小数点
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String formatted = number.toStringAsFixed(decimalPlaces);
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if (formatted.contains('.')) {
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formatted = formatted.replaceAll(RegExp(r'0*$'), '');
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formatted = formatted.replaceAll(RegExp(r'\.$'), '');
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}
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return formatted;
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} |