- isDigits
Checks whether the String contains only digit characters.
Null and empty String will returnfalse.
- stringToInt
Convert a String to an int, returning a default value if the conversion fails.
- createBigDecimal
Convert a String to a BigDecimal.
- createDouble
Convert a String to a Double.
- createFloat
Convert a String to a Float.
- createInteger
Convert a String to a Integer, handling hex and octal notations.
- createLong
Convert a String to a Long.
- isAllZeros
Utility method for #createNumber(java.lang.String).
Returns true if s is null.
- isNumber
Checks whether the String a valid Java number.
Valid numbers include hexadecimal marked with the 0x
- compare
Compares two floats for order.
This method is more comprehensive than the standard Java greater tha