 Null coalescing operator (source code)

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= Null coalescing operator
{wiki=Null_coalescing_operator}

The null coalescing operator is a programming construct found in several programming languages, which allows developers to provide a default value in case a variable is \`null\` (or \`None\`, depending on the language). It's a concise way to handle situations where a value might be missing or not set. \#\#\# Syntax The syntax typically takes the form of: - In C\#: \`value ?? defaultValue\` - In PHP: \`value ??

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