var load;
load =  "CODE:";
load +=  "set !extract null" + "\n"; 
load +=  "SET !DATASOURCE data.txt" + "\n"; 
load +=  "SET !DATASOURCE_COLUMNS 1" + "\n"; 
load +=  "SET !DATASOURCE_LINE 1" + "\n"; 
load +=  "SET !extract {{!col1}}" + "\n";
iimPlay(load);

var str =iimGetLastExtract(0);

localStorage.setItem("lastname", str);