Online PHP editor | output for FoZsKK

<?php $json = '{ "acf" : { "hero_banner" : [ { "banner_image" : "image1", "banner_title" : "title1", "banner_desc" : "desc1" }, { "banner_image" : "image2", "banner_title" : "title2", "banner_desc" : "desc2" }, { "banner_image" : "image3", "banner_title" : "title3", "banner_desc" : "desc3" } ] } }'; $decode = json_decode($json, true); echo implode(' ', array_column($decode['acf']['hero_banner'], 'banner_image'));