C Tutorial Disadvantages of being in the heap
Advanced C Arrays
Plus Syntax
Pointer Style and strcpy()
Pointer Type Effects
Arrays and Pointers
Array Names Are Const
Heap Memory
Memory Management
Dynamic Arrays
Advantages of being in the heap
Disadvantages of being in the heap

Dynamic Strings
 
 

 

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You have to remember to allocate the array, and you have to get it right.

 

You have to remember to deallocate it exactly once when you are done with it, and you have to get that right.

 

The above two disadvantages have the same basic profile: if you get them wrong, your code still looks right. It compiles fine. It even runs for small cases, but for some input cases it just crashes unexpectedly because random memory is getting overwritten somewhere like the smiley face. This sort of "random memory smasher" bug can be a real ordeal to track down.

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