General-purpose helper functions used across Roots WordPress projects.
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- PHP 5.6+
composer require roots/supportThis package autoloads helpers.php and provides:
Roots\env($key, $default = null)
Laravel-compatible environment lookup.
Deprecated when\Illuminate\Support\Envis available (it delegates there automatically).Roots\value($value)
Returns$value()if the value is a closure, otherwise returns the value unchanged.Roots\add_filters(iterable $filters, $callback, $priority = 10, $args = 2)
Registers one callback across many filter hooks.Roots\remove_filters(iterable $filters, $callback, $priority = 10)
Removes one callback across many filter hooks.Roots\add_actions(iterable $actions, $callback, $priority = 10, $args = 2)
Alias ofadd_filters.Roots\remove_actions(iterable $actions, $callback, $priority = 10)
Alias ofremove_filters.Roots\wp_die($message, $subtitle = '', $title = '', $footer = '')
Wrapper around WordPresswp_die()with Roots-flavored defaults.
<?php
use function Roots\add_actions;
use function Roots\env;
$apiKey = env('API_KEY', '');
add_actions(
['init', 'wp_loaded'],
function () use ($apiKey) {
if (! $apiKey) {
return;
}
// Do work...
}
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