PHP | IntlChar::isprint() Function Last Updated : 05 Nov, 2020 Comments Improve Suggest changes Like Article Like Report The IntlChar::isprint() function is an inbuilt function in PHP which is used to check whether the given input character is a printable character or not. Syntax: bool IntlChar::isprint( $codepoint ) Parameters: This function accepts a single parameter $codepoint which is mandatory. The input parameter is an integer values or character, which is encoded as a UTF-8 string. Return Value: If $codepoint is a printable character then it returns True, otherwise return False. Below programs illustrate the IntlChar::isprint() function in PHP: Program 1: PHP <?php // PHP code to illustrate IntlChar::isprint() // function // Input data is character type var_dump(IntlChar::isprint("G")); // Input data is special character var_dump(IntlChar::isprint("@")); // Input data is control character var_dump(IntlChar::isprint("\t")); // Input data is string type var_dump(IntlChar::isprint("Geeksforgeeks")); // Input data is number var_dump(IntlChar::isprint("2018")); // Input data is single digit var_dump(IntlChar::isprint("5")); ?> Output: bool(true) bool(true) bool(false) NULL NULL bool(true) Note: If String and Numbers are used as a parameter then it returns NULL. Program 2: PHP <?php // PHP code to illustrate IntlChar::isprint() // Declare an array $arr $arr = array("G", "GeeksforGeeks", "^", "1001", "6", "\n", "\n\n", "\t"); // Loop run for every array element foreach ($arr as $val){ // Check each element as code point data var_dump(IntlChar::isprint($val)); } ?> Output: bool(true) NULL bool(true) NULL bool(true) bool(false) NULL bool(false) Related Articles: PHP | IntlChar::iscntrl() FunctionPHP | IntlChar::isalpha() FunctionPHP | IntlChar::isblank() FunctionPHP | IntlChar::isbase() Function Reference: http://php.net/manual/en/intlchar.isprint.php Comment More infoAdvertise with us Next Article PHP | IntlChar::isprint() Function M Mithun Kumar Follow Improve Article Tags : Misc Web Technologies PHP PHP-function Practice Tags : Misc Similar Reads PHP | IntlChar::ispunct() Function The IntlChar::ispunct() function is an inbuilt function in PHP which is used to check whether the given input character is a punctuation character or not. Syntax: bool IntlChar::ispunct( $codepoint ) Parameters: This function accepts a single parameter $codepoint which is mandatory. The input parame 2 min read PHP | IntlChar::isIDPart() Function The IntlChar::isIDPart() function is an inbuilt function in PHP which is used to check whether the given input character is permissible in an identifier or not. It is True for characters with general category "L" (Letters), "Nd" (Decimal digits), "Nl" (letters numbers), "Mc" and "Mn"(Combining marks 2 min read PHP | IntlChar::iscntrl() Function The IntlChar::iscntrl() function is an inbuilt function in PHP which is used to check the given input is a control character or not. Control characters are line feed, tab, escape, etc. A control character is one of the following types: ISO 8-bit control character (U+0000..U+001f and U+007f..U+009f)I 2 min read PHP | IntlChar istitle() Function The IntlChar::istitle function is an inbuilt function in PHP which is used to check whether the input character code point is a titlecase letter or not. In True cases, the characters with the general category are "Lt" (titlecase letter).Syntax: bool IntlChar::istitle( $codepoint ) Parameters: This f 2 min read PHP | IntlChar::isdigit() Function The IntlChar::isdigit() function is an inbuilt function in PHP which is used to determine the given input code data is a digited character or not. It returns true when the character is under the general category decimal digit numbers. Beginning with Unicode 4, this is the same as testing for the Num 2 min read Like