We have a collection of built-in functions you can use in the Editor in combination with expression language.
Some are built-in functions imported from the PHP language, while others were created specifically for use in Editor. You can learn how to use functions in our Expression language guide.
| Name | Origin | Description | Parameters |
|---|---|---|---|
| count | PHP | link | 1 array or countable object, 2 optional COUNT_RECURSIVE |
| rand | PHP | link | 1 lowest return number, 2 highest return number |
| strtolower | PHP | link | 1 string |
| strtoupper | PHP | link | 1 string |
| date | PHP | link | 1 date format, 2 optional timestamp |
| is_numeric | PHP | link | 1 variable |
| is_int | PHP | link | 1 variable |
| strlen | PHP | link | 1 string |
| array_rand | PHP | link | 1 array, 2 number of entries to be picked |
| urlencode | PHP | link | 1 string |
| str_replace | PHP | link | 1 searched value, 2 replacement value, 3 array or string being searched, 4 optional number of replacements |
| array_splice | PHP | link | 1 array, 2 offset number, 3 optional length number, 4 optional replacement array |
| is_array | PHP | link | 1 variable |
| in_array | PHP | link | 1 searched value, 2 array, 3 optional TRUE for strict search |
| array_search | PHP | link | 1 searched value, 2 array, 3 optional TRUE for strict search |
| intval | PHP | link | 1 mixed value, 2 base int |
| ceil | PHP | link | 1 int or float num |
| floor | PHP | link | 1 int or float num |
| array_values | PHP | link | 1 array |
| array_column | PHP | link | 1 array, 2 int or string or null column key, 3 optional int or string or null null for index key |
| array_merge | PHP | link | 1 array one or more arrays |
| substr | PHP | link | 1 string, 2 int, 3 optional int null for length |
| strpos | PHP | link | 1 string haystack, 2 string needle, 3 optional int 0 for offset |
| strtotime | PHP | link | 1 string datetime, 2 optional 0 for base timestamp |
| time | PHP | link | none |
| explode | PHP | link | 1 string separator, 2 string, 3 optional PHP_INT_MAX for limit |
| implode | PHP | link | 1 string separator, 2 array |
| array_filter | PHP | link | 1 array array, 2 optional callback function to use callback, 3 optional string mode |
| empty | PHP | link | 1 mixed var |
| serialize | PHP | link | 1 mixed value |
| unserialize | PHP | link | 1 string data, 2 optional array options |
| json_last_error_msg | PHP | link | |
| json_last_error | PHP | link | |
| file_get_contents | PHP | link | 1 string filename, 2 optional bool use_include_path |
| file_put_contents | PHP | link | 1 string filename, 2 string data, 3 optional int flags |
| trim | PHP | link | 1 string string, 2 optional string characters |
| filter_var | PHP | link | 1 string value, 2 int filter, 3 array|int options |
| print_r | custom | Unlike original print_r, this one accepts single argument and will always return it’s value | 1 mixed value | array_shuffle | custom | Randomizes the order of the elements an array | 1 array |
| decode_special_chars | custom | Decodes special HTML characters | 1 string |
| array_sort_by_field | custom | Sorts an array by field name | 1 array, 2 name of the field |
| ordinal | custom | Converts a number to an ordinal number | 1 numeric variable |
| human_concat | custom | Joins words together with a comma, and “and” | 1 array |
| custom | 1 array or \Zef\Zel\IValueAdapter | ||
| array_push | custom | Push one or more elements onto the end of array | 1 array |
| json_encode | custom | Returns the JSON representation of a value | 1 array |
| json_decode | custom | Decodes a JSON string | 1 string |
| relative_date | custom | Returns the associative array of key value pairs. Those values represent if the given date is yesterday, today, tomorrow, last_week, this_week or next_week. | 1 int or string date, 2 optional |
| date_tz | custom | Returns an date in an given format relative to an given timezone and base timestamp. | 1 string date format, 2 optional int |
| strtotime_tz | custom | Returns the timestamp relative to an given timezone string and base timestamp. | 1 string datetime, 2 optional int |
| parse_date_time | custom | Returns parsed date string from an platform slot value. | 1 string date from platform slot, 2 optional string |
| parse_duration | custom | Returns parsed duration in seconds from an platform slot value. | 1 string duration, 2 optional string |
