API Reference > geometry-core > Curve > CurveExtendOptions > correctFraction correctFraction MethodStatic if fraction is between 0 and 1 return it unchanged. if fraction is less than 0 use the variant param to choose the fraction or 0 if fraction is greater than 1 use the variant param to choose the fraction or 1 correctFraction(extendParam: VariantCurveExtendParameter, fraction: number): number Parameter Type Description extendParam VariantCurveExtendParameter fraction number Returns - number Defined in curve/CurveExtendMode.ts Line 50 Last Updated: 12 June, 2024