How do I efficiently iterate over each entry in a Java Map? 24 If I have an object implementing the Map interface in Java and I wish to iterate over every pair contained within it, what is the most efficient way of going through the map? If efficiency of looping the keys is a priority for your app, then choose a Map implementation that maintains the keys in your desired order
java - Iterate through a HashMap - Stack Overflow 876 Extracted from the reference How to Iterate Over a Map in Java: There are several ways of iterating over a Map in Java Let's go over the most common methods and review their advantages and disadvantages
Iterating over dictionaries using for loops - Stack Overflow When you iterate through dictionaries using the for in -syntax, it always iterates over the keys (the values are accessible using dictionary[key]) To iterate over key-value pairs, use the following:
Loop through files in a directory using PowerShell How can I change the following code to look at all the log files in the directory and not just the one file? I need to loop through all the files and delete all lines that do not contain "step4"