$myString = "I'm a string"; $quotedString = t3lib_div::quoteJSvalue($myString); echo $quotedString; // Output: 'I\'m a string'
$myArray = array('foo', 'bar', ''); $quotedArray = array_map(array('t3lib_div', 'quoteJSvalue'), $myArray); echo json_encode($quotedArray); // Output: ["foo","bar","