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Understanding the Null Coalescing Operator (??) in JavaScript in ECMAScript 2020

ECMAScript 2020 has a new operator for managing undefined and null values: ??. The ECMAScript 2020 specification has a new operator for managing undefined or null values. The null coalescing operator will take an initial variable/expression/statement and attempt to use it. In the event that it is either undefined or null, the second operand, appearing […]