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doc: update vm module examples #1147

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doc: update vm module examples #1147

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6 changes: 4 additions & 2 deletions doc/api/vm.markdown
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Original file line number Diff line number Diff line change
Expand Up @@ -19,6 +19,7 @@ code does not have access to local scope, but does have access to the current

Example of using `vm.runInThisContext` and `eval` to run the same code:

var vm = require('vm');
var localVar = 'initial value';

var vmResult = vm.runInThisContext('localVar = "vm";');
Expand Down Expand Up @@ -117,7 +118,7 @@ Example: compile and execute code that increments a global variable and sets a
new one. These globals are contained in the sandbox.

var util = require('util');
var vm = require('vm'),
var vm = require('vm');

var sandbox = {
animal: 'cat',
Expand Down Expand Up @@ -223,10 +224,11 @@ execute the code multiple times. These globals are contained in the sandbox.
count: 2
};

var context = new vm.createContext(sandbox);
var script = new vm.Script('count += 1; name = "kitty"');

for (var i = 0; i < 10; ++i) {
script.runInContext(sandbox);
script.runInContext(context);
}

console.log(util.inspect(sandbox));
Expand Down