查人人中国名人网小学生五年级环保画画:PASCAL中VAL的用法
来源：百度文库 编辑：查人人中国名人网 时间：2024/04/29 21:06:50
...就是因为英文太难理解才来问的.请给我中文的解释吧
Val (procedure)
Converts a string value to its numeric
representation.
Declaration:
procedure Val(S; var V; var Code: Integer);
where:
S string-type variable; must be a sequenc
form a signed whole number
V integer-type or real-type variable
Code variable of type Integer.