常见的错误和异常 7、调用不存在的文件 如果调用不存在的文件。例如7-2php <?ph include("mybook. txt)i > )Warning: include(mybook. txt): failed to open stream: No such file or directory in C: lwamp64lwwwl7 (7-2. php on line 2 Call Stack T Ime Memory Function Location 0.0009 358600{main() 7-2php:0 (! warning: include: Failed opening,mybook tst for inclusion (include _path; C: phplpear) in C: wamp64lwww\77-2.php on line 2 Call Stack Time Memory F unction Location 0.0009 358600{main .7-2php:0常见的错误和异常 ⚫ 7、调用不存在的文件 ⚫ 如果调用不存在的文件。例如7-2.php