Returns all existing effects for a layer.

Return all existing effects on a layer - After Effects Script.jsx

function AllEffectsOnLayer(layer) {

 if (layer !== undefined) {

   //  alert ("shit")

   var effectsGroup = layer("ADBE Effect Parade");

   //var effectsOnLayer = new Array();

   var effectsOnLayer = [];

   if (effectsGroup !== null) {

     for (var i = 1; i <= effectsGroup.numProperties; i++)

       effectsOnLayer[effectsOnLayer.length] = effectsGroup.property(i);

   }

   if (effectsOnLayer.length > 0) {

         return effectsOnLayer;

   } else {

       alert("No Effects Found");

       return []

   }

 } else return []

}



// example section to show how the function can be implemented. You can remove this and call the function yourself.
// this will alert the name of every effect applied to the selected layers
if (!comp || !(comp instanceof CompItem)) {

 alert("No comp is active");

} else {

 var selectedLayers = comp.selectedLayers;

 if (selectedLayers.length > 0) {

   var effectsOnThisLayer = AllEffectsOnLayer(selectedLayers[0]);

   for (var i = 0; i < effectsOnThisLayer.length; i++) {

     alert(effectsOnThisLayer[i].name);

   }

 } else {

   alert("Select a layer");

 }

}