The key of an indexed array is a number, by default the first item is 0 and the second is 1 etc., but there are exceptions. New items get the next index number, ...
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How to access array index in PHP?
PHP Accessing Array Values
In PHP, the individual elements in an array can be accessed using the array variable's name, and the location index surrounded by square brackets [] . Remember that in PHP the location index starts at zero.
How to search in an array in PHP?
The array_search() is an inbuilt function in PHP that is used to search for a particular value in an array, and if the value is found then it returns its corresponding key. If there are more than one values then the key of the first matching value will be returned.
How do you add to an indexed array in PHP?
You can add elements to an existing PHP indexed or associative array using the array_push() or [] (square bracket) notation. Using array_push() , we can append one or more values to the end of an array.
Which is the correct example of an indexed array in PHP?
PHP Indexed Array Example
In this example, we create a new indexed array called $fruits and initialize it with four elements using the array() function. The elements are "apple", "banana", "orange", and "grape", and they are assigned numeric indexes starting from 0.
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