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    $ - GET $CM $ - GET $meter $CM: Isset Floatval

    Uploaded by

    Rainier A. Lizardo
    guide for programming in php

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd

    $ - GET $CM $ - GET $meter $CM: Isset Floatval

    Uploaded by

    Rainier A. Lizardo
    0 views4 pages
    guide for programming in php

    Original Title

    php

    Copyright

    © © All Rights Reserved

    Available Formats

    PDF, TXT or read online from Scribd

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    guide for programming in php

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    0 views4 pages

    $ - GET $CM $ - GET $meter $CM: Isset Floatval

    Uploaded by

    Rainier A. Lizardo
    guide for programming in php

    Copyright:

    © All Rights Reserved
    Download as PDF, TXT or read online from Scribd
    Download as pdf or txt
    of 4

    <?

    php

    // Sequential
    if(isset($_GET['convert'])){
    $cm = floatval($_GET['centimeter']);

    $meter = $cm / 100;

    //Conditional
    if (isset($_GET['operation'])) {
    $num1 = floatval($_GET['num1']);
    $num2 = floatval($_GET['num2']);
    $operation = $_GET['operation'];

    //if-statement
    if ($operation == "+"){
    $result = $num1 + $num2;

    }else if($operation == "-"){


    $result = $num1 - $num2;

    }else if($operation == "x"){


    $result = $num1 * $num2;

    }else{
    $result = $num1 / $num2;

    //switch case
    /*switch($operation)
    {
    case '+':
    $result = $num1 + $num2;
    break;

    case '-':
    $result = $num1 - $num2;
    break;

    case 'x':
    $result = $num1 * $num2;
    break;

    case '/':
    $result = $num1 / $num2;
    break;

    default:
    $result = "Error: Invalid operation !!";
    break;
    }*/

    // Looping
    $output = "";
    if(isset($_GET['generate'])){
    $number = floatval($_GET['number']);

    //for loop
    /*for ($x = 1; $x<= $number; $x++){
    $output .= $x . " ";
    }*/

    //for loop conditional


    /*for ($y=1;$y<=$number;$y++){
    if ($y%2===0){
    $output .= $y . " ";
    }
    }*/

    //while loop
    /*$x=1;
    while($x<=$number){
    $output .= $x . " ";
    $x++;
    }*/

    //while loop conditional


    /*$x=1;
    while($x<=$number){
    if($x%2===0){
    $output .= $x . " ";
    }
    $x++;
    }*/

    //do while loop


    /*$x=1;
    do{
    $output .= $x . " ";
    $x++;
    }while($x<=$number);*/

    //do while loop conditional


    $x=1;
    do{
    if($x%2===0){
    $output .= $x . " ";
    }
    $x++;
    }while($x<=$number);

    }
    ?>
    <!DOCTYPE html>
    <html lang="en">
    <head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Document</title>
    </head>
    <body>
    <form action="<?= $_SERVER['PHP_SELF'] ?>" method="get">
    <label for="cm">Enter centimeter: </label>
    <input type="number" name="centimeter" id="centimeter">
    <label for="result">Meter: </label>
    <input type="number" name="meter" id="meter" value="<?= $meter ?>"
    disabled>
    <input type="submit" value="Convert" name="convert"><br>
    </form>

    <h1>Dynamic Value</h1>
    <form action="<?= $_SERVER['PHP_SELF'] ?>" method="get">
    <h3>CONDTIONAL STATEMENT (SWITCH CASE / IF -STATEMENT)</h3>
    <label for="num1">Enter num1: </label>
    <input type="number" name="num1" id="num1"><br><br>
    <label for="num2">Enter num2: </label>
    <input type="number" name="num2" id="num2"><br><br>
    <label for="result">Result: </label>
    <input type="number" name="result" id="result" value="<?= $result ?>"
    disabled><br><br>

    <input type="submit" value="+" name="operation">


    <input type="submit" value="-" name="operation">
    <input type="submit" value="x" name="operation">
    <input type="submit" value="/" name="operation">

    </form>

    <form action="<?= $_SERVER['PHP_SELF'] ?>" method="get">


    <h3>ITERATIVE STATEMENT (FOR LOOP, WHILE LOOP, DO-WHILE LOOP)</h3>
    <h4>A.1. FOR LOOP (SEQUENTIAL)</h4>
    <label for="number">Enter number: </label>
    <input type="number" name="number" id="number">
    <input type="submit" value="Generate" name="generate"><br>

    <h2 name="output" id="output" value=""><b>For Loop: </b><?= $output


    ?></h2>

    <h4>A.2. FOR LOOP (CONDITIONAL)</h4>


    </form>
    </body>
    </html>

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