Array ([key =>] value, [key =>] value, [key =>] value, [key =>] value)//key can be an integer or string//value can be Is any value
Array_change_key_case--Returns an array with string key names all lowercase or uppercase
Array_chunk--Splitting an array into multiple
Array_combine-Creates an array with the value of an array as its key name, and the value of another array as its value
Array_count_values--Number of occurrences of all values in the statistics array
ARRAY_DIFF_ASSOC--the difference set of the computed array with index check
Array_diff_key--Using the key name to compare the difference set of the computed array
ARRAY_DIFF_UASSOC--Use the user-supplied callback function to do an index check to calculate the difference set of the array
Array_diff_ukey--Using a callback function to compare the difference set of an array to a key name
Array_diff--Calculating the difference set of arrays
Array_fill--Fills an array with the given value
Array_filter--Filter cells in an array with a callback function
Array_flip--Exchanging keys and values in an array
ARRAY_INTERSECT_ASSOC--with index check the intersection of computed arrays
Array_intersect_key--computes the intersection of an array using the key name comparison
ARRAY_INTERSECT_UASSOC--with index check the intersection of computed arrays, using callback function to compare indexes
Array_intersect_ukey--Use the callback function to compare the key names to calculate the intersection of the arrays
Array_intersect--Calculating the intersection of arrays
Array_key_exists--Checks whether the given key name or index exists in the array
Array_keys--Returns all the key names in the array
Array_map--Function The callback function on the cell of the given array
Array_merge_recursive--recursively merging one or more arrays
Array_merge--merging one or more arrays
Array_multisort-Sort multiple arrays or multidimensional arrays
Array_pad--fills the array with values to a specified length
Array_pop--pops the last element of the array (out of the stack)
Array_product--Calculates the product of all values in an array
Array_push--presses one or more cells into the end of the array (into the stack)
Array_rand--random extraction of one or more cells from an array
Array_reduce--iteratively simplifying the array to a single value with a callback function
Array_reverse--Returns an array of cells in reverse order
Array_search--searches for the given value in the array, and returns the corresponding key name if successful
Array_shift--Moves the cell at the beginning of the array to a group
Array_slice--Remove a paragraph from the array
Array_splice--Remove part of the array and replace it with other values
Array_sum--Calculates the and of all values in the array
ARRAY_UDIFF_ASSOC--With index check to calculate the difference set of the array, compare the data with the callback function
ARRAY_UDIFF_UASSOC--With index check to calculate the difference of the array, compare the data and index with the callback function
Array_udiff--comparing data with a callback function to calculate the difference set of an array
ARRAY_UINTERSECT_ASSOC--with index check the intersection of the computed array, compare the data with the callback function
ARRAY_UINTERSECT_UASSOC--with index check the intersection of computed arrays, using callback functions to compare data and indexes
Array_uintersect--computes the intersection of an array and compares the data with a callback function
Array_unique--Removes duplicate values from the divisor group
Array_unshift--inserting one or more cells at the beginning of the array
Array_values--Returns all values in the array
Array_walk_recursive--Apply user functions recursively to each member in an array
Array_walk--Apply user functions to each member in an array
Array--Create a new array
Arsort-Reverse sorting an array and keep the index relationship
Asort-Sort the array and keep the index relationship
Compact-Create an array, including the variable names and their values
Count (sizeof)--counts the number of cells in an array or the number of attributes in an object
Current--Returns the cell in the array
Each--Returns the current key/value pair in the array and moves the array pointer one step forward
End--Points the inner pointer of the array to the last cell
Extract--Import variables from an array into the current symbol table
In_array--Checks if a value exists in the array
Key--Get the key name from the associative array
Krsort--Reverse order of array by key name
Ksort--sorting arrays by key name
List--assigns the values in the array to some variables
Natcasesort--Using the "natural sort" algorithm to sort the case-insensitive letters of an array
Natsort--Using the "natural sort" algorithm to sort the arrays next--Move the inner pointer in the array forward one
POS--The alias of current () prev--Returns the internal pointer of the array back to a range--creates an array containing the specified range of cells
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