C Language for Loop

Expression 1; Judgment 2; expression 3;

{

Execute code block

}

Order: Expression 1 To determine if 2 is true if True, execute code block execution Expression 3 again to determine if False for 2 is true to end the loop

Expression 1 is an assignment statement that controls the initial value of a variable, and expression 2 (judgment 2) is a relational expression used to determine when to end a loop: The expression 3 is how the control variable is transformed after each loop.!! Each section can be empty but must be used::: Separated

That is, the format must be for (1; 2; 3) such expressions 1 and 3 can be multiple expressions separated by commas of relational expressions or logical expressions, but also numeric expressions or character expressions, as long as their value is nonzero, the loop body is executed

C Language for Loop