how to return something..like true or false to widget??
MrbeanN513 opened this issue · comments
void initState() {
timer = Timer.periodic(Duration(seconds: 10), (Timer t) {
setState(() {
var hello =shell.run("find 123");
if (hello == true) {
print("hahahahahhahahahah2");
}
});
[ERROR:flutter/lib/ui/ui_dart_state.cc(186)] Unhandled Exception: ShellException(cat 123 |grep hello, exitCode 1, workingDirectory: /home/kali/lkj)
if find 123 file then signaling true to flutter widget. and print something.........
how to return something from shell??