isNonNegativeLength static method

bool isNonNegativeLength(
  1. String? value
)

Implementation

static bool isNonNegativeLength(String? value) {
  return value != null &&
      (value == ZERO ||
          _negativeZeroRegExp.hasMatch(value) // Negative zero is considered to be equal to zero.
          ||
          _nonNegativeLengthRegExp.hasMatch(value));
}