Created
June 18, 2013 19:36
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a simple php cli calculator
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<?php | |
//simple calculator script | |
//runs only on cli | |
echo '|------welcome to a simply calculator script----|' ."\n"; | |
menu: | |
echo "|----Menu----| ". "\n"; | |
echo "| 1. + function ". "\n"; | |
echo "| 2. - function ". "\n"; | |
echo "| 3. x function ". "\n"; | |
echo "| 4. % function ". "\n"; | |
echo "| 5. Exit ". "\n"; | |
$option = fwrite(STDOUT," choose function: "); | |
$option = trim(fgets(STDIN)); | |
if ($option == 1) | |
{ | |
$in = fwrite(STDOUT, "|---->enter number 1: "); | |
$in1 = trim(fgets(STDIN)); | |
$in2 = fwrite(STDOUT, "|---->enter number 2: "); | |
$in3 = trim(fgets(STDIN)); | |
$out = $in1 + $in3; | |
} | |
elseif | |
($option == 2) | |
{ | |
$in = fwrite(STDOUT, "|---->enter number 1: "); | |
$in1 = trim(fgets(STDIN)); | |
$in2 = fwrite(STDOUT, "|---->enter number 2: "); | |
$in3 = trim(fgets(STDIN)); | |
$out = $in1 - $in3; | |
} | |
elseif ($option == 3) | |
{ | |
$in = fwrite(STDOUT, "|---->enter number 1: "); | |
$in1 = trim(fgets(STDIN)); | |
$in2 = fwrite(STDOUT, "|---->enter number 2: "); | |
$in3 = trim(fgets(STDIN)); | |
$out = $in1 * $in3; | |
} | |
elseif | |
($option == 4) | |
{ | |
$in = fwrite(STDOUT, "|---->enter number 1: "); | |
$in1 = trim(fgets(STDIN)); | |
$in2 = fwrite(STDOUT, "|---->enter number 2: "); | |
$in3 = trim(fgets(STDIN)); | |
$out = @($in1 / $in3); | |
} | |
elseif ($option == 5) | |
{ | |
exit; | |
} | |
else | |
{ | |
echo ' |---->wrong option!!!'."\n"; | |
goto menu; | |
} | |
echo "|---->Function result is: $out"."\n"; | |
goto menu; | |
?> |
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