In PHP, how do you change the key of an array element — I have an associative array in the form key > value where key is a numerical value, however it is not a sequential numerical value. From this array, I wanted to create another, associative array, with the following structureTagged with: arrays php programming.Thanks for sharing. How to get array key and replace with foreach? Sometimes, we work on big php or other framework projects and we need to change array value as array key at that time you can learn from this post. In this example you can do that without foreach loop. Relatedphp - Accessing array better via numeric or associative key. [I iterate over an array of arrays and access the arrays value through associative keys, this is a code snippet. Courses.
My problem is Im getting the same array without changing the value of [transactiondate] for all the array elements. Actually array with updated values for [transactiondate] is expected to be returned. value where key is a numerical value, however it is not a sequential numerical value.Also this would presumably change the order of the array, which you may need to be careful of. Even associative arrays in PHP are ordered, and sometimes that order is arraychangekeycase.Note that the values of array need to be valid keys, i.e. they need to be either integer or string. A warning will be emitted if a value has the wrong type, and the key/value pair in question will not be included in the result. Specifying your own keys produces what is called an associative array - you associate a specific key with a specific value. Most associative arrays use strings as keys, but do not be afraid to try more advanced things out. A simple function could do this for you: value1, key2 > value2 , key3Run example ». Definition and Usage. The arrayflip() function flips/exchanges all keys with their associated values in an array. include