How to Automatically Get the Size of Many Layers

In this tutorial, Sergei Prokhnevskiy will show you how to automatically get the size of many layers using expressions in After Effects. Click here to learn more about expressions.

Code:

keyword = “ukramedia”;
widthList = [];

for(i = 1; i <= thisComp.numLayers; i++) {
layerPath = thisComp.layer(i);
layerWidth = layerPath.sourceRectAtTime().width;
if(layerPath.name.match(keyword)) {widthList.push(layerWidth)} else {};
}

Math.max(…widthList) + 100