Writing forEach with java 8 lambda

Let’s take a simple example. It’s easier, probably, and can not be – create a list of numbers and display it on the screen through the simplest cycle:

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How to convert java string array to string with delimiter

Using String.join method (from java 8)

Using simple for-loop expression

 

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How to convert an int to a formatted string in java

Using java.util.formatter

See the Formatter docs for other modifiers.

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