//Codes Of PHP

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Internal Exam

HTML CODE: <!DOCTYPE html> <html> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width, initial-scale=1"> <title>PHP Operations</title> </head> <body> <form action="p1.php" method="post"> <label>Enter First String:</label> <input type="text" name="n1"> <label>Enter Second String:</label> <input type="text" name="n2"> <input type="submit" name="enter" value="Enter"> </form> </body> </html> PHP CODE: <?php $str1 = $_POST['n1']; $str2 = $_POST['n2']; function mod($str1 , $str2) { $mod = $str1 % $str2; echo "mod is ".$mod." "; } mod($str1, $str2); function power($str1, $str2) { $power = $str1 ** $str2; echo "power is "...

//First Program in PHP

First Program in PHP <?php //First Program in PHP echo "hellow php"; //"echo" use for print line . //what kind of to print, just write after 'echo' in ""(duble quote). ?> 👉 Execute 👈 //Output /* hellow php */ //ThE ProFessoR

//Function:-Arthmatic Operation

Function:-Arthmatic Operation <?php //Function Arthmatic Operation //Function Definition //Addition function add ($a ,$b) //function name must start with letter or underscore. { $c = $a + $b; echo "the addtion is:".$c." " ; } add (20, 40); //Function Call:- You can many times call function. add (45, 45); //you can add many argumentsas you want. //Subtraction function sub ($a, $b) { $c = $a - $b; echo "the subtraction is ".$c." "; } sub (45, 25); //45, 25 this value store in 'a' and 'b', then execute operation "45 - 25 = 20". //Division function div ($a ,$b) { $c = $a / $b; echo "the division is:" .$c. " "; } div (100, 4); //Multiplication function multi ($a ,$b) { $c = $a - $b; echo "the multipication is:" .$c. " "; //"echo" use for print line. } multi (50, 20); //Modulus func...

//Switch Case (Integer)

Switch Case (Integer) <?php //Switch Integer:- In Switch Integer we use Numbers(integers) $a = 30; / /variable def $b = 20; $c; $int = '1'; //which case you want to execute 'Enter' case value. switch ($int) { case '1': //the case label must end with colon(:) { //Addition $c = $a + $b; echo "the addition of a+b is:".$c." "; //"echo" use for print line. break ; //It's necessary to use break after each block. } case '2': //case label must be unique. { //Subtract $c = $a - $b; echo "the subtraction of a+b is:".$c." "; //" " use for linebreak. break ; //if you don't use it, then all cases executed. } case '3': { //Multiplication $c = $a * $b; echo "the mulitiplication of a+b is:".$c." "; break ; } case '4': { //Division $c = $a / $b; echo "th...

//Switch Case (String)

Switch Case (String) <?php //Switch String:- In Switch String we use words and numbers in "duble quotes". $a = 30; //Variable Def $b = 20; $c; $string = 'five'; //which case you want to execute 'Enter' case. value. switch ($string) { case 'one': //the case label must be end with colon(:) { //Addition $c = $a + $b; echo "the addition of a+b is:".$c." "; //"echo" use for print line. break ; //It's necessary to use break after each block. } case 'two': //case label must be unique. { //Subtract $c = $a - $b; echo "the subtraction of a-b is:".$c." "; //" " use for linebreak. break ; //if you don't use it, then all cases executed. } case 'three': { //Multiplication $c = $a * $b; echo "the mulitiplication of a*b is:".$c." "; break ; } case 'f...

//Switch Case (Character)

Switch Case (Character) <?php //Switch Char:- In switch char we use character for ex. + ,-, *, /, %, @ $a = 30; / /Variable Def $b = 20; $c; $ch = '+'; //which case you want to execute 'Enter' case value. switch ($ch) { case '+': //the case label must be end with colon(:) { //Addition $c = $a + $b; echo "the addition of a+b is:".$c." "; //"echo" use for print line. break ; //It's necessary to use break after each block. } case '-': //case label must be unique. { //Subtract $c = $a - $b; echo "the subtraction of a+b is:".$c." "; //" " use for linebreak. break ; //if you don't use it, then all cases executed. } case '*': { //Multiplication $c = $a * $b; echo "the mulitiplication of a+b is:".$c." "; break ; } case '/': { //Division $c = $a ...

//For Loop

For Loop <?php //forloop //print 10 to 20 $a; //'$' use for variables for ($a=10; $a <= 20 ; $a++) // (a=10 is initialization statement);(a<=20 is test condition statement);(a++ is increment statement) //Initialization:-the control-variable is done first, using assignment statement such as a=10 or count=0. //Test Condition:- If condition is 'True', the body of loop is ececuted. Otherwise the the loop is terminted. //Increment/Decrement:- here is 'Increment' then, the control variable is incremented and this value again tested. //this process continues till the value of the control variable fails to satisfy the test-co...

//Do-while

Do-while <?php // Dowhile //print number 20 to 40 $a = 20; // $ use for variables do // the body of the loop is excuted at least once time. { echo "the value of a is: $a "; //" " use for linebreak. //"echo" use for print line. $a++; //(a=20 <= 40) the condition is True; therefore execute conditional code. } while ($a <= 40) //the condition is true; then control jumps to back 'do', and the loop again ececutes unitl then condition is false. ?> 👉 Exexute 👈 //Output /* the value of a is: 20 the value of a is: 21 the value of a is: 22 the value of a is: 23 the value of a is: 24 the value of a is: 25 the value of a is: 26 the value of a is: 27 the value of a is: 28 the value of a...

//While Loop

While Loop <?php //while loop // print number from 10 to 20 $a = 10; while ($a <= 20) //(a=10 <= 20) the condition is True; therefore excute conditional code. //when condition is true then excute conditional code; otherwise loop body skipped. { //the body of loop echo "the value of a is: $a "; // echo use for print line. $a++; // a++ for this condition 'a <= 20'. value increase upto 20. } ?> 👉 Execute 👈 //Output /* the value of a is: 10 the value of a is: 11 the value of a is: 12 the value of a is: 13 the value of a is: 14 the value of a is: 15 the value of a is: 16 the value of a is: 17 the value of a is: 18 the value of a is: 19 the value of a is: 20 */ //ThE ProFessoR

//Break And Continue Statement

Break And Continue Statement <?php //Break And Continue Statement $a = 10; // $ use for variables while ($a <= 20) { if ($a == 15) //(a==15)when... //block of code to be executed if the condition is True. { { $a++; echo ("in if the statement a is:" .$a." "); break; //Break :- when the loop iterates for first time, the value of i=10, the if statement result will be false, so the else condition is executed. //loop iterates again now i=15; if condition result will be 'True' and loop breaks. //you can also use 'Continue' //Continue:-when the loop iterate for the first time the value of i=10, the if statement result will be false, so the else condition 2 is implemented. //loop iterates again now i=15; if condition result will be 'True' and the code stop in between and strat new iterate unitl the end condition met. } echo ("the value of a is:".$a."<b...

//Relation Operator

Relation Operator <?php $a = 21; // '$' use for variables $b = 10; //equal to if ($a == $b) / / (a=21 == b=10) is False; Therefore a is not equal to b. //the two given values are equal to each other then result will be True, Otherwise it returns False. { echo "a is equal to b"." "; } else { echo "a is not equal to b"." "; //"echo" use for print line. } //grater than if ($a > $b) //(a=21 > b=10) is True; Therefore a is grater than b. //the first value is grater than the second value then result will be True, Otherwise it returns False. { echo "a is greater than b"." "; } else { echo "a is not greater than b"." "; //" " use for linebreak. } //less than if ($a < $b) //(a=21 < b=10) is False; Therefore a is not less than b. //the first value is less tha...

//Logical Operator

Logical Operator <?php //Logical Operator $a = 50; $b = 30; //Logical AND //we use also Logical NOT if (!(($a > $b) && ($a != $b))) // !(a=50 > b=30) is False && (a=50 != b=30) is True; Therefore this statement is False. // when both statement are True then result will be True. // '!'not is True statement consider False and False statement consider to True. { echo "this statement is true "; } else { echo "this is statement is false "; } //Logical OR if (($a < $b) || ($a != $b)) / / (a=50 < b=30) is False || (a=50 != b=30) is True; therefore this statement is True. //if one(or both) statement is True then result will ...

//Birwise Operator

Birwise Operator <?php $a = 50; //110010 in binary. $b = 30; //11110 in binary. $c = 0; $d = 0; // $ use for variables. $e = 0; $f = 0; $g = 0; $h = 0; //Bitwise AND $c = $a & $b; // 110010 & 11110 = 10010 i.e means is '18'. echo ("The value of AND is:- $c "); //Bitwise OR $d = $a | $b; // 110010 | 11110 = 111110 i.e means is '62'. echo ("The value of OR is:- $d "); // use for linebreake //Bitwise Exclusive XOR $e = $a ^ $b; echo ("The value of Exclusive OR is:- $e "); // echo use for print line. //Bitwise Complement $f = ~$a; // -(50+1)= i.e means is '-51'. echo ("The value of Complement is:- $f "); // .$c. is used to indicate which value should be print. //Bitwise Shift Left $g = $a << 2; //50=110010 << 2 :- 11001000 i.e means is '200'. //Shift with 2 zero to left side. echo ("The value of Shift Left is:- $g ");...

//Assignment Operators

Assignment Operators <?php $a = 21; $c = 10; // $ use for variables //Add AND $c += $a; //c = c + a; 10 + 21 = 31; echo ("the value of c is :".$c." "); // use for linebreake //Subtract AND $c -= $a; //c = c - a; 31 - 21 = 10; echo ("the value of c is :" .$c." "); // .$c. is used to indicate which value should be print. //Multiply AND $c *= $a; //c = c * a; 10 * 21 = 210; echo ("the value of c is :" .$c." "); // echo use for print line. //Divison AND $c /= $a; // c = c /a; 210/10 = 10; echo ("the value of c is :". $c." "); //Mod AND $c %= $a; // c = c % a; 10 % 10 =10; echo ("the value of c is :" .$c." "); ?> // Execute //Output /* the value of c is :31 the value of c is :10 the value of c is :210 the value of c is :10 the value of c is :10 */ ...

//Arthmatic Operator

Arthmatic Operator <?php //Arthmatic Operator $a = 21; // $ use for variables $b = 10; //Addition $ c = $ a + $ b; echo ("the value of c is :". $ c." "); // echo use for print line. //Subtraction $ c = $ a - $ b; echo ("the value of c is :" . $ c." "); // .$c. is used to indicate which value should be print. //Multiplication $ c = $ a * $ b; echo ("the value of c is :" . $ c." "); // use for linebreake //Division $ c = $ a / $ b; echo ("the value of c is :". $ c." "); //Modulus $ c = $ a % $ b; echo ("the value of c is :" . $ c." "); ?> // Execute /* Output the value of c is :31 the value of c is :11 the value of c is :210 the value of c is :2.1 the value of c is :1 */ ...