Created
February 11, 2012 14:14
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Handling multiple checkboxes in an easy way
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<?php | |
$mPost = array( | |
'action' => 'send', | |
'user' => 'Horst', | |
'a' => 'On', | |
'c' => 'On', | |
'foo' => 'bar', | |
'baz' => '', | |
); | |
$defaults = array( | |
'a' => '', | |
'b' => '', | |
'c' => '', | |
); | |
$data = array_merge( $defaults, $mPost ); | |
$bin = ''; | |
foreach( $defaults as $key => $val ){ | |
$bin .= sprintf( '%b', !!$data[$key] ); | |
//$bin .= ! empty( $data[$key] ) ? '1' : '0'; | |
} | |
$dec = bindec( $bin ); | |
var_dump( $bin ); | |
var_dump( $dec ); | |
switch( $bin ){ | |
case '000': | |
//nichts ausgewaehlt | |
break; | |
case '100': | |
// nur checkbox 'a' wurde ausgewählt | |
break; | |
case '101': | |
// checkbox 'a' wurde ausgewaehlt, checkbox 'b' jedoch NICHT | |
break; | |
default: | |
// alle anderen Faelle | |
break; | |
} |
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