PHP array_merge() 函数 完整的 PHP Array 参考手册 实例 把两个数组合并为一个数组: [mycode3 type='php'] [/mycode3] 运行实例 » 定义和用法 array_merge() 函数用于把一个或多个数组合并为一个数组。 提示:您可以向函数输入一个或者多个数组。 注释:如果两
<?php $a1=array("red","green"); $a2=array("blue","yellow"); print_r(array_merge($a1,$a2)); ?> Try it Yourself » Definition and Usage The array_merge() function merges one or more arrays into one array. Tip:You can assign one array to the function, or as many as you li...
$res = array_merge($my_array1, $my_array2); echo "";print_r($res); echo "";?> 输出:示例说明: 当有两个数组作为参数传递给array_merge()函数时,后一个数组的值将附加在前一个数组的末尾。如果两个元素具有相同的字符串键,则后一个值将覆盖前一个值;如果有整数键,则从零开始重新编号。 以上...
$array2 = array("a", "b", "color" => "green", "shape" => "trapezoid", 4); $result = array_merge($array1, $array2); echo "---array_merge---".PHP_EOL; print_r($result); echo "---+++++---".PHP_EOL; print_r($array1+$array2); echo "---array_merge_recursive---...
array_merge函数用于合并一个或多个数组。它返回一个新的数组,其中包含了所有输入数组的值。使用方法如下:```php```运行以上代码,输出结果为:```Array(...
<?php $a1=array("red","green");$a2=array("blue","yellow");print_r(array_merge($a1,$a2)); ?> Run example » Definition and UsageThe array_merge() function merges one or more arrays into one array.Tip: You can assign one array to the function, or as many as you like....
PHP array_merge() 函数 定义和用法 array_merge() 函数把两个或多个数组合并为一个数组。 如果键名有重复,该键的键值为最后一个键名对应的值(后面的覆盖前面的)。如果数组是数字索引的,则键名会以连续方式重新索引。 注释:如果仅仅向 array_merge() 函数输入了一个数组,且键名是整数,则该函数将返回带有整数...
说明:后者将替换前者,很正常,健值只能有一个。但如果使用的是array_merge_recursive()则可保留,并作一个子数组存在。如: <?php header('Content-type: text/html; charset=utf8'); $book1 = array('linux'=>'linux服务器配置与管理','php'=>'PHP程序设计'); ...
The array_merge() function used to merge one ore more arrays. If the input arrays have matching string keys, then the later value will override it's previous counterpart. If the input arrays contain numeric keys, the later value will be appended instead
In some situations, the union operator ( + ) might be more useful to you than array_merge. The array_merge function does not preserve numeric key values. If you need to preserve the numeric keys, then using + will do that.ie:<?php$array1...