toPercentage method
Attempts to parse the string as a number and converts it to a percentage string. If the value is greater than 1, it is capped at 100%.
Example:
print('0.1234'.toPercentage()); // 12.34%
print('1.2'.toPercentage()); // 100.00%
Implementation
String toPercentage({int fractionDigits = 2}) =>
toDecimal.toPercentage(fractionDigits: fractionDigits);