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1 $arr1 = array(1, 2, 3, 4, 'color'=>'red'); 2 $arr2 = array('a', 'b', 'c', 'color'=>'blue'); 3 print_r(array_merge($arr1, $arr2));//同名索引的值会覆盖 4 print_r(array_merge_recursive($arr1, $arr2));//相同的键名 不会覆盖,如果是单个元素会在转为一个一维数组 两个函数作用都是合并数组。参数可以是1到n个数组。(呃,不明白参数是1个数组的时候啥用的。谁知道告诉我。) 输出结果: 第3行: Array( [0] => 1 &
简介:1 $arr1 = array(1, 2, 3, 4, 'color'=>'red');2 $arr2 = array('a', 'b', 'c', 'color'=>'blue');3 print_r(array_merge($arr1, $ar
2. 有关php array_merge()函数的文章推荐10篇
简介:1 $arr1 = array(1, 2, 3, 4, 'color'=>'red');2 $arr2 = array('a', 'b', 'c', 'color'=>'blue');3 print_r(array_merge($arr1, $ar
3. 关于array_merge_recursive函数的详细介绍
简介:1 $arr1 = array(1, 2, 3, 4, 'color'=>'red');2 $arr2 = array('a', 'b', 'c', 'color'=>'blue');3 print_r(array_merge($arr1, $arr2));//同名索引的值会覆盖4 print_r(array_merge_recursive($arr1, $arr2));//相同的键名 不会...
简介:PHP数组如何合并?首先我们来介绍一下什么是array_merge():它是将一个数组单元或者多个数组单元进行合并起来,一个数组中的值,赋加在前面一个的数组后面,返回作为结果的数组。在上一篇文章《PHP数组的截取,等分以及替换部分数组》中,我们介绍了数组的切割,等分,以及替换,相信大家应该都能够理解了PHP数组的一些相关函数操作,那么今天我们继续给大家来讲解另外一个函数:array_merge()...
5. PHP数组如何合并?
简介:首先我们来介绍一下什么是array_merge():它是将一个数组单元或者多个数组单元进行合并起来,一个数组中的值,赋加在前面一个的数组后面,返回作为结果的数组。
简介:array_merge()函数将数组合并到一起,返回一个联合的数组。所得到的数组以第一个输入数组参数开始,按后面数组参数出现的顺序依次迫加。其形式为:
7. php数组拼接
Introduction: Merge arrays The array_merge() function merges arrays together and returns a combined array. The resulting array starts with the first input array parameter, and is added sequentially in the order in which subsequent array parameters appear. Its form is: 1 array array_merge (array array1 array2...,arrayN) Merges the cells of one or more arrays, and the values in one array are appended to the end of the previous array. Returns the resulting array. If there is the same string key name in the input array, the key name will be followed...
8. Commonly used array functions in php (7) Array merge array_merge () and array_merge_recursive()
Introduction: Commonly used array functions in PHP (7) Array merge array_merge() and array_merge_recursive()
9. Warning: array_merge(): Argument #3 is not an array
Introduction: The background code is written like this $data['goods' ] = array_merge($goods, $cat_goods, $all_goods); I used to pass two arrays, but now I get an error when I pass three arrays. What’s the explanation? ? I checked the manual, but there is no solution given in the manual. I hope you can give me some advice. Thank you all. I...
Introduction: The problem encountered when doing infinite classification is to read out all the third-level directories contained in the first-level directory according to the ID of the first-level directory. After the foreach loop reads out, there are 5 How can arrays be merged into one array? I have used the array_merge() function, but the result is still 5 arrays and the merging was not successful. {...
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