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imperative vs declarative/functional programming
Imperative Programming :
It specifies a series of instructions that the computer executes in sequence. For example, the following function uses imperative approach for finding the square of each element in the given array. [wpgist id="b8190f6b7bfda4fc9ff3" file="imperative.js"]Declarative Programming :
It declares a set of rules about what outputs should result from which inputs. For example, the following function uses declarative approach for finding the square of each element in the given array. [wpgist id="b8190f6b7bfda4fc9ff3" file="declarative.js"]Functional Programming :
It declares a set of logical functions which define how input is transformed to output. eg. f(y) = y * y. It is a type of declarative language.Also Read:
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- Pure vs Impure functions
- Getting the parameters and arguments of a javascript function
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