Creating Arrays Use array(); Arrays in PHP can contain a mix of values if you wish (e.g. strings, integers, null, arrays). Create an empty array Create an array of values Calling a function with an array of values Key & Value Arrays See here. Two Dimension Arrays See here. Array Length Is Array? Is Array […]
Category: Array
Array issues
json stored within json fields When you decode remember that you will need to decode the nested json field as a separate decode operation, you won’t get a single array which automatically nests the sub json.
Array Of SQL Results
Creating An Array Of All Results $all_results = array(); //Empty array to hold returned rows while ($row = @mysql_fetch_array($search_query)) { $all_results[] = $row; }
Comma Separated Strings
Convert comma separated string to array and test for entries Ensure no trailing comma that will produce a blank final array entry Examples Convert array into comma separated string
Converting Arrays
Converting an array to individual variables Argument lists may include the … token to denote that the function accepts a variable number of arguments. The arguments will be passed into the given variable as an array; for example: You can use “…” with an array when calling functions to unpack the array or Traversable variable […]
Create Array From
Create An Array From A String With A Delimiter Character Create array of individual digits from a number
Debugging Arrays
Echo the contents of an array If you want to return it, not echo it
For each
Foreach result Getting Key and Value Working through a json array
Key => Value Arrays
Key & Value Arrays or create like this Accessing array keys and values Remove Array Value
Manipulating Arrays
Remove array entry Inserting New Entry into array Insert at index 0 The rest of the array entries move down if there is already a [0] entry Sort Array https://www.w3schools.com/php/php_arrays_sort.asp Sort by array key ksort() sorts an associative array in ascending order, according to the key