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Simple PHP Calculator

J 986

jovs011

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Scotty said:
Just wanna share to you the code for a simple PHP calculator, hope it helps especially those who are learning PHP.

PHP: 
<?php
if(isset($_POST['calc']) && $_POST['calc'] == "Calculate")
{
    $_POST['int1']=trim((int)$_POST['int1']);
    $_POST['int2']=trim((int)$_POST['int2']);
    $_POST['math']=$_POST['math'];
   
    $int1=$_POST['int1'];
    $int2=$_POST['int2'];
    $math=$_POST['math'];
    if(!empty($math) && $math == 1)
    {
        $math="+";
        $tot=$int1+$int2;
    }
    elseif(!empty($math) && $math == 2)
    {
        $math="-";
        $tot=$int1-$int2;
    }
    elseif(!empty($math) && $math == 3)
    {
        $math="/";
        $tot=$int1/$int2;
    }
    elseif(!empty($math) && $math == 4)
    {
        $math="*";
        $tot=($int1*$int2);
    }
   
   
    print "$int1 $math $int2 = $tot";
    exit;
}
else
{
        //this is html embedded inside PHP
    print "<form action='".$_SERVER['PHP_SELF']."' method='post'>
    number 1:<input type='text' name='int1' /><br/>
    number 2:<input type='text' name='int2' /><br/>
    Math Symbol:<select name='math'>
    <option value='1'>Add</option>
    <option value='2'>Subtract</option>
    <option value='3'>Divide</option>
    <option value='4'>Multiply</option>
    </select><br/>
    <input type='submit' name='calc' value='Calculate' />
    </form>";
}
?>
Click to expand...
Thank you
 
PUSSY_SLAYER 19.1K

PUSSY_SLAYER

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Scotty said:
Just wanna share to you the code for a simple PHP calculator, hope it helps especially those who are learning PHP.

PHP: 
<?php
if(isset($_POST['calc']) && $_POST['calc'] == "Calculate")
{
    $_POST['int1']=trim((int)$_POST['int1']);
    $_POST['int2']=trim((int)$_POST['int2']);
    $_POST['math']=$_POST['math'];
   
    $int1=$_POST['int1'];
    $int2=$_POST['int2'];
    $math=$_POST['math'];
    if(!empty($math) && $math == 1)
    {
        $math="+";
        $tot=$int1+$int2;
    }
    elseif(!empty($math) && $math == 2)
    {
        $math="-";
        $tot=$int1-$int2;
    }
    elseif(!empty($math) && $math == 3)
    {
        $math="/";
        $tot=$int1/$int2;
    }
    elseif(!empty($math) && $math == 4)
    {
        $math="*";
        $tot=($int1*$int2);
    }
   
   
    print "$int1 $math $int2 = $tot";
    exit;
}
else
{
        //this is html embedded inside PHP
    print "<form action='".$_SERVER['PHP_SELF']."' method='post'>
    number 1:<input type='text' name='int1' /><br/>
    number 2:<input type='text' name='int2' /><br/>
    Math Symbol:<select name='math'>
    <option value='1'>Add</option>
    <option value='2'>Subtract</option>
    <option value='3'>Divide</option>
    <option value='4'>Multiply</option>
    </select><br/>
    <input type='submit' name='calc' value='Calculate' />
    </form>";
}
?>
Click to expand...
Laking tulong sa newbie na developer ito thank you
 
A 0

ayamen

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Scotty said:
Just wanna share to you the code for a simple PHP calculator, hope it helps especially those who are learning PHP.

PHP: 
<?php
if(isset($_POST['calc']) && $_POST['calc'] == "Calculate")
{
    $_POST['int1']=trim((int)$_POST['int1']);
    $_POST['int2']=trim((int)$_POST['int2']);
    $_POST['math']=$_POST['math'];
   
    $int1=$_POST['int1'];
    $int2=$_POST['int2'];
    $math=$_POST['math'];
    if(!empty($math) && $math == 1)
    {
        $math="+";
        $tot=$int1+$int2;
    }
    elseif(!empty($math) && $math == 2)
    {
        $math="-";
        $tot=$int1-$int2;
    }
    elseif(!empty($math) && $math == 3)
    {
        $math="/";
        $tot=$int1/$int2;
    }
    elseif(!empty($math) && $math == 4)
    {
        $math="*";
        $tot=($int1*$int2);
    }
   
   
    print "$int1 $math $int2 = $tot";
    exit;
}
else
{
        //this is html embedded inside PHP
    print "<form action='".$_SERVER['PHP_SELF']."' method='post'>
    number 1:<input type='text' name='int1' /><br/>
    number 2:<input type='text' name='int2' /><br/>
    Math Symbol:<select name='math'>
    <option value='1'>Add</option>
    <option value='2'>Subtract</option>
    <option value='3'>Divide</option>
    <option value='4'>Multiply</option>
    </select><br/>
    <input type='submit' name='calc' value='Calculate' />
    </form>";
}
?>
Click to expand...
angas nito man thanks
 
W 0

wrath098

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Scotty said:
Just wanna share to you the code for a simple PHP calculator, hope it helps especially those who are learning PHP.

PHP: 
<?php
if(isset($_POST['calc']) && $_POST['calc'] == "Calculate")
{
    $_POST['int1']=trim((int)$_POST['int1']);
    $_POST['int2']=trim((int)$_POST['int2']);
    $_POST['math']=$_POST['math'];
   
    $int1=$_POST['int1'];
    $int2=$_POST['int2'];
    $math=$_POST['math'];
    if(!empty($math) && $math == 1)
    {
        $math="+";
        $tot=$int1+$int2;
    }
    elseif(!empty($math) && $math == 2)
    {
        $math="-";
        $tot=$int1-$int2;
    }
    elseif(!empty($math) && $math == 3)
    {
        $math="/";
        $tot=$int1/$int2;
    }
    elseif(!empty($math) && $math == 4)
    {
        $math="*";
        $tot=($int1*$int2);
    }
   
   
    print "$int1 $math $int2 = $tot";
    exit;
}
else
{
        //this is html embedded inside PHP
    print "<form action='".$_SERVER['PHP_SELF']."' method='post'>
    number 1:<input type='text' name='int1' /><br/>
    number 2:<input type='text' name='int2' /><br/>
    Math Symbol:<select name='math'>
    <option value='1'>Add</option>
    <option value='2'>Subtract</option>
    <option value='3'>Divide</option>
    <option value='4'>Multiply</option>
    </select><br/>
    <input type='submit' name='calc' value='Calculate' />
    </form>";
}
?>
Click to expand...
Yes pasado na ako neto
 
Y 191

yobabski

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Scotty said:
Just wanna share to you the code for a simple PHP calculator, hope it helps especially those who are learning PHP.

PHP: 
<?php
if(isset($_POST['calc']) && $_POST['calc'] == "Calculate")
{
    $_POST['int1']=trim((int)$_POST['int1']);
    $_POST['int2']=trim((int)$_POST['int2']);
    $_POST['math']=$_POST['math'];
   
    $int1=$_POST['int1'];
    $int2=$_POST['int2'];
    $math=$_POST['math'];
    if(!empty($math) && $math == 1)
    {
        $math="+";
        $tot=$int1+$int2;
    }
    elseif(!empty($math) && $math == 2)
    {
        $math="-";
        $tot=$int1-$int2;
    }
    elseif(!empty($math) && $math == 3)
    {
        $math="/";
        $tot=$int1/$int2;
    }
    elseif(!empty($math) && $math == 4)
    {
        $math="*";
        $tot=($int1*$int2);
    }
   
   
    print "$int1 $math $int2 = $tot";
    exit;
}
else
{
        //this is html embedded inside PHP
    print "<form action='".$_SERVER['PHP_SELF']."' method='post'>
    number 1:<input type='text' name='int1' /><br/>
    number 2:<input type='text' name='int2' /><br/>
    Math Symbol:<select name='math'>
    <option value='1'>Add</option>
    <option value='2'>Subtract</option>
    <option value='3'>Divide</option>
    <option value='4'>Multiply</option>
    </select><br/>
    <input type='submit' name='calc' value='Calculate' />
    </form>";
}
?>
Click to expand...
Gonna try this
 
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