toArrayPerBandWithMask

var oeel=require('users/OEEL/lib:loadAll');

var geometry = ee.Geometry.Point({
		coords:[11.410681629967877,47.264919504185855],
//	proj:,
})

var s2Sr = ee.ImageCollection('COPERNICUS/S2_SR')
            .filterDate('2023-04-07','2023-05-07').filterBounds(geometry);
var s2Clouds = ee.ImageCollection('COPERNICUS/S2_CLOUD_PROBABILITY');

var MAX_CLOUD_PROBABILITY = 65;

function maskClouds(img) {
  var clouds = ee.Image(img.get('cloud_mask')).select('probability');
  var isNotCloud = clouds.lt(MAX_CLOUD_PROBABILITY);
  return img.updateMask(isNotCloud);
}

var s2SrWithCloudMask = ee.Join.saveFirst('cloud_mask').apply({
  primary: s2Sr,
  secondary: s2Clouds,
  condition: ee.Filter.equals({leftField: 'system:index', rightField: 'system:index'})
});

var s2CloudMasked = ee.ImageCollection(s2SrWithCloudMask).map(maskClouds);

var result = oeel.ImageCollection.toArrayPerBandWithMask({imCol: s2CloudMasked});

Map.centerObject(s2Sr.first())
Map.addLayer(result);
print(result);

print('list of functions used',oeel.refs());