Can I have an 'if' without an 'else'?
Yes. An 'if' block can exist independently. The 'else' block is purely optional and is only used if you need a fallback action.
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More FAQs in How to Use If-Else Statements Effectively
An if-else statement evaluates a condition and executes a specific block of code if the condition is true, and an alternate block if it is false.
A nested if-else is an if-statement placed inside another if-statement. Deep nesting should be avoided as it makes code hard to read.
An 'else if' ladder is used to check multiple sequential conditions. The program evaluates them top to bottom and executes the first one that is true.
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