Sunday, September 23, 2007

php array functions

Array functions:

array_change_key_case -- Returns an array with all string keys lowercased or uppercased

array_chunk -- Split an array into chunks

array_combine -- Creates an array by using one array for keys and another for its values

array_count_values -- Counts all the values of an array

array_diff_assoc -- Computes the difference of arrays with additional index check

array_diff_key -- Computes the difference of arrays using keys for comparison

array_diff_uassoc -- Computes the difference of arrays with additional index check which is performed by a user supplied callback function

array_diff_ukey -- Computes the difference of arrays using a callback function on the keys for comparison

array_diff -- Computes the difference of arrays

array_fill -- Fill an array with values

array_filter -- Filters elements of an array using a callback function

array_flip -- Exchanges all keys with their associated values in an array

array_intersect_assoc -- Computes the intersection of arrays with additional index check

array_intersect_key -- Computes the intersection of arrays using keys for comparison

array_intersect_uassoc -- Computes the intersection of arrays with additional index check, compares indexes by a callback function

array_intersect_ukey -- Computes the intersection of arrays using a callback function on the keys for comparison

array_intersect -- Computes the intersection of arrays

array_key_exists -- Checks if the given key or index exists in the array

array_keys -- Return all the keys of an array

array_map -- Applies the callback to the elements of the given arrays

array_merge_recursive -- Merge two or more arrays recursively

array_merge -- Merge one or more arrays

array_multisort -- Sort multiple or multi-dimensional arrays

array_pad -- Pad array to the specified length with a value

array_pop -- Pop the element off the end of array

array_push -- Push one or more elements onto the end of array

array_rand -- Pick one or more random entries out of an array

array_reduce -- Iteratively reduce the array to a single value using a callback function

array_reverse -- Return an array with elements in reverse order

array_search -- Searches the array for a given value and returns the corresponding key if successful

array_shift -- Shift an element off the beginning of array

array_slice -- Extract a slice of the array

array_splice -- Remove a portion of the array and replace it with something else

array_sum -- Calculate the sum of values in an array

array_udiff_assoc -- Computes the difference of arrays with additional index check, compares data by a callback function

array_udiff_uassoc -- Computes the difference of arrays with additional index check, compares data and indexes by a callback function

array_udiff -- Computes the difference of arrays by using a callback function for data comparison

array_uintersect_assoc -- Computes the intersection of arrays with additional index check, compares data by a callback function

array_uintersect_uassoc -- Computes the intersection of arrays with additional index check, compares data and indexes by a callback functions

array_uintersect -- Computes the intersection of arrays, compares data by a callback function

array_unique -- Removes duplicate values from an array

array_unshift -- Prepend one or more elements to the beginning of an array

array_values -- Return all the values of an array

array_walk_recursive -- Apply a user function recursively to every member of an array

array_walk -- Apply a user function to every member of an array

array -- Create an array

arsort -- Sort an array in reverse order and maintain index association

asort -- Sort an array and maintain index association

compact -- Create array containing variables and their values

count -- Count elements in an array, or properties in an object

current -- Return the current element in an array

each -- Return the current key and value pair from an array and advance the array cursor

end -- Set the internal pointer of an array to its last element

extract -- Import variables into the current symbol table from an array

in_array -- Checks if a value exists in an array

key -- Fetch a key from an associative array

krsort -- Sort an array by key in reverse order

ksort -- Sort an array by key

list -- Assign variables as if they were an array

natcasesort -- Sort an array using a case insensitive "natural order" algorithm

natsort -- Sort an array using a "natural order" algorithm

next -- Advance the internal array pointer of an array

pos -- Alias of current()

prev -- Rewind the internal array pointer

range -- Create an array containing a range of elements

reset -- Set the internal pointer of an array to its first element

rsort -- Sort an array in reverse order

shuffle -- Shuffle an array

sizeof -- Alias of count()

sort -- Sort an array

uasort -- Sort an array with a user-defined comparison function and maintain index association

uksort -- Sort an array by keys using a user-defined comparison function

usort -- Sort an array by values using a user-defined comparison function

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