jinfengJeff

摘要： 数组定义：1) $arr = array("a","b","c"); #直接赋值法2) $arr = array(key1=>value1,key2 => value2···); #键值赋值法3) $arr[key] =value; #新增键值对4) 中括号[]定义: $arr = [ 'key1' 阅读全文