Method toString

src/engineMath.js:1048–1054

Returns this color expressed as a hex color code * @param {boolean} [useAlpha] - if alpha should be included in result * @return {string}

(useAlpha = true)

     * @param {boolean} [useAlpha] - if alpha should be included in result
     * @return {string} */
    toString(useAlpha = true)
    {
        if (debug && !this.isValid())
            return '#000';
        const toHex = (c)=> ((c=clamp(c)*255|0)<16 ? '0' : '') + c.toString(16);
        return '#' + toHex(this.r) + toHex(this.g) + toHex(this.b) + (useAlpha ? toHex(this.a) : '');
    }

    /** Set this color from a hex code
     * @param {string} hex - html hex code