[单选题]PHP中检测某文件是否存在的函数为:
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2023-11-01 15:02:21|
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[单选题]PHP中检测某文件是否存在的函数为:
A.file_exists
B.get_class
C.class_exists
D.is_dir
A.file_exists
B.get_class
C.class_exists
D.is_dir
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