/Python/Check if variable is defined

Check if variable is defined

Javascript check if variable exists

if (typeof myVar !== 'undefined') {
    // myVar is defined
}

18

Check if variable is defined

try:
    thevariable
except NameError:
    print("well, it WASN'T defined after all!")
else:
    print("sure, it was defined.")

0

Source: stackoverflow.com

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