objToQueryString 
Converts the given object data to a URL query string.
Parameters
obj::object
Returns
string
Examples
javascript
objToQueryString({
hello: 'world',
test: 1234,
arr: [1, 2, 3]
}); // Returns 'hello=world&test=1234&arr=%5B1%2C2%2C3%5D'dart
objToQueryString({
'hello': 'world',
'test': 1234,
'arr': [1, 2, 3]
}); // Returns 'hello=world&test=1234&arr=%5B1%2C2%2C3%5D'