C Language Iteration Statements/Loops: for, while, do-while
Syntax
- /* all versions */
- for ([expression]; [expression]; [expression]) one_statement
- for ([expression]; [expression]; [expression]) { zero or several statements }
- while (expression) one_statement
- while (expression) { zero or several statements }
- do one_statement while (expression);
- do { one or more statements } while (expression);
- // since C99 in addition to the form above
- for (declaration; [expression]; [expression]) one_statement;
- for (declaration; [expression]; [expression]) { zero or several statements }
Remarks
Iteration Statement/Loops fall into two categories:
- head-controlled iteration statement/loops
- foot-controlled iteration statement/loops
Head-Controlled Iteration Statement/Loops
for ([<expression>]; [<expression>]; [<expression>]) <statement>
while (<expression>) <statement>
C99
for ([declaration expression]; [expression] [; [expression]]) statement
Foot-Controlled Iteration Statement/Loops
do <statement> while (<expression>);
