1let subscribers={};function subscribe(eventName,callback){if(subscribers[eventName]===undefined){subscribers[eventName]=[];} 2subscribers[eventName]=[...subscribers[eventName],callback];return function unsubscribe(){subscribers[eventName]=subscribers[eventName].filter((cb)=>{return cb!==callback;});};} 3function publish(eventName,data){if(subscribers[eventName]){subscribers[eventName].forEach((callback)=>{callback(data);});}}
Line numbers count LF bytes from the start of the resource, as the search results do. Vendor segments are library code the classifier recognised; they are stored but not indexed. Bytes are shown as Latin1 characters, one per byte.