로컬스토리지 사용, hex색상을 rgb로 변환 코드

function natest(name){

  const data = {key : name, number : 1992};

  localStorage.setItem('jsonKey', JSON.stringify(data));

  const storedJson = localStorage.getItem('jsonKey');

  const parsedData = JSON.parse(storedJson);

  console.log(parsedData.key);

  console.log(parsedData.number);

 }

  let lineColor = document.getElementById("lineColor").value;

  let lineAlpha = document.getElementById("lineColorAlpha").value;

  let lineWidth = document.getElementById("stroke-width").value;

 

  console.log(event)

  debugger;

  lineColor = hexToRgba(lineColor, lineAlpha);

  function hexToRgba(hexColor, lineAlpha) {

    // Remove the hash (#) if present

    hexColor = hexColor.replace(/^#/, '');

 

    // Parse the hex values

    var bigint = parseInt(hexColor, 16);

 

    // Extract RGB values

    var r = (bigint >> 16) & 255;

    var g = (bigint >> 8) & 255;

    var b = bigint & 255;

 

    // Return the RGB values as a string

    return 'rgba(' + r + ', ' + g + ', ' + b + ', ' + lineAlpha + ')';

  }

  // Display RGB color in the console

  console.log(lineColor);

  let lineStyle = new ol.style.Style({

    stroke: new ol.style.Stroke({

      color: lineColor,

      width: lineWidth })

    });

  console.log(lineStyle);

  let lineLayer = gwsJS.getLayers()[2].getLayersArray()[1]

  lineLayer.setStyle(lineStyle)