Endless loop in C/C++ - Stack Overflow
2013年11月25日 · This is the original, canonical example of an eternal loop. In the ancient C bible The C Programming Language by Kernighan and Ritchie, we can read that: K&R 2nd ed 3.5: …
What is the full "for" loop syntax in C? - Stack Overflow
The C style for loop consists of three expressions: for (initializer; condition; counter) statement_or_statement_block; The initializer runs once, when the loop starts. The condition is …
How to end a loop early in C? - Stack Overflow
2012年9月19日 · Break statements have a tendency to obscure the terminating logic of a loop. Imagine trying to deduce all of the logic of a very large loop with a break statements scattered …
c - What is the difference between ++i and i++? - Stack Overflow
2008年8月24日 · Therefore, in any loop of significant size, the penalty of the increment method will be massively overshadowed by the execution of the loop body. In other words, you are …
Exiting while(1) loop in C programming - Stack Overflow
If you were executing the while(1) loop in the main function, return would immediately exit main function, which means it will quit the program and exit the infinite loop as well. If you were …
How do you Make A Repeat-Until Loop in C++? - Stack Overflow
2009年7月2日 · For an example if you want to have a loop that stopped when it has counted all of the people in a group. We will consider the value X to be equal to the number of the people in …
iteration - How to iterate over a string in C? - Stack Overflow
A char in C is an 8-bit integer with the numeric ASCII value of the corresponding character. That means source[i] is a positive integer until char[19], which is the null terminator after the final '.' …
Does C have a "foreach" loop construct? - Stack Overflow
2008年12月30日 · 1, C is the language of scope pollution, some of us are limited to older compilers. 2, Don't Repeat Yourself / be descriptive. 3, yeah, unfortunately you MUST have …
loops - For vs. while in C programming? - Stack Overflow
2018年10月12日 · A do/while loop will always execute the code in the do{} block first and then evaluate the condition. do { //gets executed at least once } while (condition); A for loop allows …
Unrolling Loops (C) - Stack Overflow
2016年4月13日 · Loop unrolling can then be used to amortize the cost of the scalar addition to the counter i and the conditional jump. For example if you fully unrolled the loop these instruction …