Template:Assert/doc

Description
{	"params": { "1": {			"label": "Text", "description": "The text to check", "type": "content", "required": true },		"2": {			"label": "Error message", "description": "The error message to display if the text is empty or only contains spaces", "type": "line", "required": true }	},	"description": "Returns an error message if a value is empty or only contains spaces", "paramOrder": [ "1",		"2"	] }