Length attribute in Java: Finding the size of an array

import java.util.*;
// Example program for finding the length of an array
public class Main {
public static void main(String[] args) {
String[] strArr = { "Get", "The", "Best", "Java", "Training", "At", "FITA", "Academy" };
int arrLen = strArr.length; // array length field
System.out.println("length of the array strArr: " + arrLen);
}
}

length of the array strArr: 8

import java.io.*;
 
// Example
class Main {
// driver method
public static void main(String args[]) {
String strArr[] = { "Get", "The", "Best", "Java", "Training", "At", "FITA", "Academy" };
System.out.println("Length of string array strArr" + strArr.length);
String str = "Get The Best Java Training At FITA Academy";
System.out.println("Length of string str" + str.length());
}
}

Length of string array strArr: 8
Length of string str: 42

import java.io.*;
 
// Example program for finding the length of an array
public class Main {
private static void arrayLength(String[] strarr) {
if (strarr == null) {
System.out.println("Length cannot be determined for the array, "+strarr);
} else {
int arrLen = strarr.length;
System.out.println("The length of the array is: " + arrLen);
}
}
 
public static void main(String[] args) {
String[] myArr_1 = { "F","I","T","A", "A","c","a","d","e","m","y" };
String[] myArr_2 = { "Java", "T","r","a","i","n","i","n","g" };
String[] myArr_3 = { "123", "1", "2", "3", "5432" };
String[] myArr_4 = { "Java","Training" };
arrayLength(null);
arrayLength(myArr_1);
arrayLength(myArr_2);
arrayLength(myArr_3);
arrayLength(myArr_4);
}
}

Length cannot be determined for the array, null
The length of the array is: 11
The length of the array is: 9
The length of the array is: 5
The length of the array is: 2

import java.io.*;
 
// searching for a specific value using length of the array, and a for loop
public class Main {
private static boolean Search(String[] strArr, String input) {
if (strArr != null) { // check if array is nul
int arrLen = strArr.length
for (int i = 0; i <= arrLen - 1; i++) 
String value = strArr[i]
if (value.equals(input)) { // comparing with each elemen
return true;
 
}
}
}
return false;
 
}
 
public static void main(String[] args) {
String StringArray[] = { "Get", "The", "Best", "Java", "Training", "At", "FITA", "Academy" };
String searchfor[] = { "Worst", "FITA", "BEST","java","Java","Get" };
for (int i = 0; i <= searchfor.length -1; i++) {
boolean x=Search(StringArray, searchfor[i])
if (x) {
System.out.print("found your string "+searchfor[i]+" in my array");
} else {
System.out.print("Cannot find your "+searchfor[i]+" string in my array");
}
System.out.println();
}
}
}

Cannot find your Worst string in my array
found your string FITA in my array
Cannot find your BEST string in my array
Cannot find your java string in my array
found your string Java in my array
found your string Get in my array

import java.io.*;
// example program for searching for the minimum value from the elements of an array.
public class Main {
private static int minimum(int[] myArr) {
int minVal = myArr[0];
int arrLen = myArr.length;
for (int i = 1; i <= arrLen - 1; i++) {
int element = myArr[i];
if (element < minVal) {
minVal = element;
}
}
return minVal;
}
public static void main(String[] args) {
int[] inArr = { 20, 0, 0, 80, 12, 1, 4, 45, 78, 98 };
int inArrLen = inArr.length;
System.out.print("Elements in the array: ")
System.out.println();
for (int i = 1; i <= inArrLen - 1; i++) 
System.out.print(inArr[i]+" ");
}
System.out.println();
System.out.println("The Minimum element from the above array: " + minimum(inArr));
}

Elements in the array:
0 0 80 12 1 4 45 78 98
 
The minimum element from the above array: 0

import java.io.*;
 
// Example program for searching for the minimum value from the elements of an array.
public class Main {
private static int minimum(int[] myArr) {
int maxVal = myArr[0];
int arrLen = myArr.length;
for (int i = 1; i <= arrLen - 1; i++) {
int element = myArr[i];
if (element > maxVal) {
maxVal = element;
}
}
return maxVal;
}
 
public static void main(String[] args) {
int[] inArr = { 20, 0, 0, 80, 12, 1, 4, 45, 78, 98 };
System.out.println("The min element in the myArr: " + minimum(inArr));
}
}

The min element in the myArr: 98