for的相關文章
PHP: for - Manual - PHP: Hypertext Preprocessor
瀏覽:624
日期:2026-04-21
The first expression (expr1) is evaluated (executed) once unconditionally at the beginning of the loop. In the beginning of each iteration, expr2 is evaluated. If it evaluates to TRUE, the loop continues and the nested statement(s) are executed. If it eva...看更多


![iPad Pro有甚麼吸引 看看這個運行觸控版 OS X 的超炫設計 [影片]](https://www.iarticlesnet.com/pub/img/article/2906/1403789677490_xs.jpg)













