[Sort A-Z] Sort Photoshop layers alphabeticaly #Photoshop

layersOrder.js

function sortLayerAZ (layerList) {
    var layers;
    // check if layer list is provided
    if (layerList) {
       layers = layerList;
    } else {
        layers = activeDocument.layers;
    }

    var len = layers.length;

    if (len > 1) {
        var layersArray = [];

        // store all layers in an array
        for (var i = 0; i < len; i++) {
            layersArray.push(layers[i]);
        }

        // remove Background layer from array
        var o = layersArray.length;
        while(o--) {
            if(layersArray[o].hasOwnProperty('name') && layersArray[o].name === 'Background' ) {
            layersArray.splice(o,1);
           }
        }

        // sort layer top to bottom
        layersArray.sort();
        for (i = 0; i < layersArray.length-1; i++) {
            layersArray[i].move(layers[i], ElementPlacement.PLACEBEFORE);
        }
    }
}