floatRegStr top-level property

String floatRegStr
getter/setter pair

The pattern used by the floatReg regular expression. The pattern matches any string that contains a valid floating-point number. The pattern allows for optional leading and trailing digits, an optional decimal point,

Implementation

String floatRegStr =
    r'^(?:-?(?:[0-9]+))?(?:\.[0-9]*)?(?:[eE][\+\-]?(?:[0-9]+))?$';