OptinMonster Dynamic Text Replacement API - setCustomVariable

setcustomvariable.js

<script type="text/javascript">
	var OptinMonsterCustomVariables = function(app) {
		/**
		 * API method for setting a custom variable. Must be accessed via the app object.
		 * 
		 * @param string $key   The custom variable key to set.
		 * @param string $value The custom variable value to set for the key.
		 * @return null
		 */
		app.setCustomVariable('foo', 'bar');
	};
</script>