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文件名称:switch语句-PHP课件参考
文件大小:217KB
文件格式:PPT
更新时间:2021-04-23 19:52:49
PHP课件
switch语句
switch语句根据一个表达式的结果执行相应的语句块
switch (expression)
{
case label1:
code to be executed if expression = label1;
break;
case label2:
code to be executed if expression = label2;
break;
default:
code to be executed
if expression is different
from both label1 and label2;
}