0
2
2193
1
/*常用數(shù)組函數(shù)*/ //count函數(shù) 統(tǒng)計數(shù)組的元素個數(shù) $arr1 = array(array(1,2,3),array(4,5,6));...
//將字符串分割 返回一個數(shù)組 定義字符串$str $str = "apple,pear,banana,orange"; //用逗號對$str字...