PageValues::getFieldFirstValue()

Given a Multi Key, determine if there are multiple keys requested and return the first non-empty value

A Multi Key is a string with multiple field names split by pipes, i.e. headline|title

Example: browser_title|headline|title - Return the value of the first field that is non-empty

Usage

// basic usage
$mixed = $pageValues->getFieldFirstValue(page $page, string $multiKey);

// usage with all arguments
$mixed = $pageValues->getFieldFirstValue(page $page, string $multiKey, bool $getKey = false);

Arguments

NameType(s)Description
$pagepage
$multiKeystring
$getKey (optional)bool

Specify true to get the first matching key (name) rather than value

Return value

null mixed

Returns null if no values match, or if there aren't multiple keys split by "|" chars

PageValues methods and properties

API reference based on ProcessWire core version 3.0.251