globals in python code example
Example 1: python global variables
global var1
var1 = 'whatever'
Example 2: global in python
a = 'this is a global variable'
def yourFunction(arg):
#you need to declare a global variable, otherwise an error
global a
return a.split(' ')
Example 3: global variable python
#it is best not to use global variables in a function
#(pass it as an argument)
a = 'This is global a'
def yourFunction():
global a
return a[0:2]
Example 4: global python
"""
USING GLOBALS ARE A BAD IDEA, THE BEST WAY TO PERFORM AN ACTION WHICH NEEDS GLOBALS WOULD
BE TO USE RETURN STATEMENTS. GLOBALS SHOULD ONLY EVER BE USED IN RARE OCCASIONS WHEN YOU
NEED THEM
"""
# allows you to modify a variable outside its class or function
EXAMPLE:
def test_function():
global x
x = 10
test_function()
print(f"x is equal to {x}") # returns x is equal to 10
Example 5: global variable python
a = 0
def testFor():
global a
if(a == 0):
#run code
Example 6: how to global variables in python
def Takenin():
global ans
ans = "This is the coorect way to do it"
def Return():
Takenin()
print(f"ans :{ans}")