src/Services/GlobalPhsService.php
public function set($ph, $value, $namespace = null)
    {
        if ($namespace) {
            $this->phs[$namespace][$ph] = $value;
        } else {
            $this->phs[$ph] = $value;
        }

        if ($this->twig) {
            $this->twig->setGlobal($ph, $value, ['namespace' => $namespace]);
        }

        if ($this->quad) {
            $this->quad->setGlobal($ph, $value);
        }
    }
public function set($ph, $value, $namespace = null)
    {
        if ($namespace) {
            $this->phs[$namespace][$ph] = $value;
        } else {
            $this->phs[$ph] = $value;
        }

        if ($this->twig) {
            $this->twig->setGlobal($ph, $value, ['namespace' => $namespace]);
        }

        if ($this->quad) {
            $this->quad->setGlobal($ph, $value);
        }
    }
Add/write global placeholder

@param string $ph
@param mixed $value
@return null