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Web-Related Terms Beginning with O

Object (JS)​

An object is a non-primitive JavaScript component that you can use to bundle multiple items into a single one.

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Object Destructuring (JS)​

Object destructuring is a unique technique you can use to copy an object's values into new variables neatly.

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Open API​

Open APIs are public APIs that are freely available for public use.

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Operand​

An operand is an expression on which you operate. So, for instance, in 4 + 3 = 7

  • 4 and 3 are the operands
  • + is an addition operator
  • = is an assignment operator
  • 7 is the result of the arithmetic operation

Operating System API​

Operating system APIs connect a caller to the resources and services of an operating system.

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Operator​

An operator is a reserved syntax for performing operations on one or more operands. So, for instance, in 4 + 3 = 7

  • 4 and 3 are the operands
  • + is an addition operator
  • = is an assignment operator
  • 7 is the result of the arithmetic operation

OR (RegExp)​

A regular expression's OR operator (x|y) defines the two alternative patterns you wish to find in a string.

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OR Operator (JS)​

The OR operator (||) checks and returns true if one (or both) of its operands is true. Otherwise, it returns false if both of its operands are false.

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Output File​

An output file is the compiled version of an entry file. In other words, an output script file refers to the JavaScript file a bundler generates automatically for your project.

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