arraylist methods in java
// Assign to list variable directly with STREAM FILTER METHID
ArrayList<String> filteredColors = (ArrayList<String>) colors.stream().filter(x -> x.contains("o")).collect(Collectors.toList());
// Clone and remove unwanted(TRADITIONAL FILTERING)
filteredColors = (ArrayList<String>) colors.clone();
filteredColors.removeIf(x -> !x.contains("o"));
// Find specific element
colors.stream().filter(x -> x.contains("ora")).findFirst().get();array methods in javascript
<script>
// Defining function to get unique values from an array
function getUnique(array){
var uniqueArray = [];
// Loop through array values
for(var value of array){
if(uniqueArray.indexOf(value) === -1){
uniqueArray.push(value);
}
}
return uniqueArray;
}
var names = ["John", "Peter", "Clark", "Harry", "John", "Alice"];
var uniqueNames = getUnique(names);
console.log(uniqueNames); // Prints: ["John", "Peter", "Clark", "Harry", "Alice"]
</script>Copyright © 2021 Codeinu
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