After following, you can keep track of his dynamic information in a timely manner
Courses in the relevant section：PHP custom function callback function
現(xiàn)在我們明白了回調(diào)函數(shù)：在一個(gè)調(diào)數(shù)里面，再傳入一個(gè)函數(shù)名，將函數(shù)名加上()括號(hào)。識(shí)為變量函數(shù)，配合執(zhí)行
2019-01-170個(gè)贊
