ezcWorkflowNodeVariableSet::__toString PHP Method

__toString() public method

Returns a textual representation of this node.
public __toString ( ) : string
return string
    public function __toString()
    {
        $buffer = array();
        foreach ($this->configuration as $variable => $value) {
            $buffer[] = $variable . ' = ' . ezcWorkflowUtil::variableToString($value);
        }
        return implode(', ', $buffer);
    }