function foo(){
  x = 0
  x = x + 10;
  console.log(x)
}

foo();
console.log(x)

$var = "Global";

sub inner {
    print "inner:         $var\n";
}

sub changelocal {
    my $var = "Local";
    print "changelocal:   $var\n";

    inner()
}

sub changedynamic {
    local $var = "Dynamic";
    print "changedynamic: $var\n";

    inner()
}

inner();
changelocal();
changedynamic();

x = "Outside"

def myfunc():
  t= (x := 300)
  print(x)

myfunc()
print(x)

function foo(n){
  for(i=0; i<n; ++i){
     foo(n-1)
  }
  console.log(n)
}

foo(5);
console.log("i=="+i);

x = "Outside"

def myfunc():
  x = 300
  lst = [5, 10, 15, 20]
  t = [[ (x:=item + 1) for item in lst]]
  print(t)
  print(x)

myfunc()
print(x)

function foo(obj){
   var x = '???';
   with(obj){
       console.log(x)
   }
}

foo({x:'test', txt:'hello'});

x = "Outside"

def myfunc():
  try:
     t = 5 / 0
  except ZeroDivisionError as err:
      print(err)
      x = 25
  print(err)

myfunc()
print(x)

function foo(obj){
   var x = '???';
   remove(obj);
   with(obj){
       console.log(x)
   }
}
function remove(obj){
    delete obj.x;
}

foo({x:'test', txt:'hello'});

"use strict";
function foo(obj){
   var funs = [];
   for(var i=0; i<10; ++i){
       funs.push(
       ()=>{console.log("Val="+i)}
       );
   }
   funs[3]();
}

foo();