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=== API Callouts === | === API Callouts === | ||
You can use Function Expressions | You can use value formatters just like [[Custom Embedded JavaScript Functions|Function Expressions]] to connect to external systems<syntaxhighlight line="1"> | ||
var getJSON = function(url, callback) { | var getJSON = function(url, callback) { | ||
var xhr = new XMLHttpRequest(); | var xhr = new XMLHttpRequest(); |