for语句的执行顺序
2007-09-08 10:58
The for statement is written: for (e1; e2; e3) statement First, e1, usually an assignment statement, is executed. Then e2, usually a comparison, is evaluated. If false, the for-loop terminates. If true,statement is executed. Finally, e3, usually an assignment statement, is executed, and control returns to evaluate e2 again.================================================================================ for语句的书写格式: for(e1;e2;e3) statement 首先,运行e1,它通常是赋值语句,然后对e2求值,它通常是一个比较。如果e2的值为false,则结束循环。 |