It's not terribly clean, but you could use indexOf() and check if it returns -1. Better than breaking out a loop.

In order to take advantage of the many possibilities opened up by scripting on the Java platform, you should clearly understand the challenges and benefits involved. You need to understand what ...

importPackage(java.awt.event) importPackage(javax.swing) //Create a JButton var b = new JButton("Press me") //Create a listener and add it to the button var act = { actionPerformed: function ...