php判斷空字串

PHP empty 函式用來檢查變量是否為空,如果要檢查的變量為非空或是非零的話,empty 函式都會回傳FALSE,這點與isset 函式有些許的差異,例如空值、



相關軟體 Folder Size 下載

Folder Size for Windows adds a new column to the Details view in Windows Explorer. The new column shows not only the size of files, but also the size of folders. It keeps track of which folders you vi...

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