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array_change_key_case - Manual - PHP

www.php.net › manual › function.array-...

Returns an array with all keys from array lowercased or uppercased. Numbered indices are left as is. Parameters ¶. array. The array to work on. case.

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Array Functions - Manual - PHP

www.php.net › manual › ref.array.php

— Changes the case of all keys in an array; array_chunk — Split an array into chunks; array_column — Return the values from a single column in the input array ...

Array_change_key_case · Array_chunk · Is_array · Array_count_values

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Arrays - Manual - PHP

www.php.net › manual › book.array.php

array_change_key_case — Changes the case of all keys in an array · array_chunk — Split an array into chunks · array_column — Return the values from a single ...

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key - Manual - PHP

www.php.net › manual › function.key.php

The key() function simply returns the key of the array element that's currently being pointed to by the internal pointer. It does not move the pointer in any ...

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Arrays - Manual - PHP

www.php.net › language.types.array.php

An array in PHP is actually an ordered map. A map is a type that associates values to keys. This type is optimized for several different uses; it can be treated ...

array_keys - Manual - PHP

www.php.net › function.array-keys.php

Here's a function I needed to collapse an array, in my case from a database query. It takes an array that contains key-value pairs and returns an array where ...

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array_key_exists - Manual - PHP

www.php.net › manual › function.array-...

array_key_exists() returns true if the given key is set in the array. key can be any value possible for an array index. Parameters ¶. key. Value to check.

array - Manual - PHP

www.php.net › function.array.php

The following example demonstrates how to create a two-dimensional array, how to specify keys for associative arrays, and how to skip-and-continue numeric ...

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switch - Manual - PHP

www.php.net › manual › control-structur...

One uses a series of if and elseif statements, and the other a switch statement. In each case, the output is the same. Example #1 switch structure. <?php

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array_map - Manual - PHP

www.php.net › function.array-map.php

Returns an array containing the results of applying the callback function to the corresponding value of array (and arrays if more arrays are provided) used as ...

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