PHP | IntlChar::isJavaIDPart() Function Last Updated : 11 Feb, 2021 Comments Improve Suggest changes Like Article Like Report The IntlChar::isJavaIDPart() function is an inbuilt function in PHP which is used to check whether the input code point is permissible in a Java identifier character or not. Specified code point to be determined whether the code point is Java identifier. It is True for general category “Sc” (Currency Symbols) where added isIDPart() function.Syntax: bool IntlChar::isJavaIDPart( $codepoint ) Parameters: This function accepts a single parameter $codepoint which is mandatory. The input parameter $codepoint is a character or integer value, which is encoded as UTF-8 string.Return Value: Returns True if $codepoint is Java identifier character, otherwise return False.Below programs illustrate the IntlChar::isJavaIDPart() Function in PHP:Program 1: php <?php // PHP function to illustrate the // use of IntlChar::isJavaIDPart() // Input control character codepoint value var_dump(IntlChar::isJavaIDPart("\n")); // Input string codepoint value var_dump(IntlChar::isJavaIDPart("Report Bug")); // Input int codepoint value var_dump(IntlChar::isJavaIDPart("3 ")); // Input string codepoint value var_dump(IntlChar::isJavaIDPart("R")); // Input floating codepoint value var_dump(IntlChar::isJavaIDPart("33.44")); // Input int char an identifier // of codepoint value var_dump(IntlChar::isJavaIDPart("\u{007F}")); // Input symbolic codepoint value var_dump(IntlChar::isJavaIDPart(" @ ")); var_dump(IntlChar::isJavaIDPart(" $ ")); ?> Output: bool(false) NULL NULL bool(true) NULL bool(true) NULL NULL Program 2: php <?php // PHP function to illustrate the // use of IntlChar::isJavaIDPart() // Declare an array with // different codepoint value $arr = array("\r", "R", " ", "\u", " 5", "\t", "Geeks", ); // For loop condition to check // each character through function foreach ($arr as $val) { // Check each element as code point data var_dump(IntlChar::isJavaIDPart($val)); } ?> Output: bool(false) bool(true) bool(false) NULL NULL bool(false) NULL Related Articles: IntlChar::isIDIgnorable() FunctionIntlChar::isIDStart() FunctionIntlChar::isIDPart() Function Reference: http://php.net/manual/en/intlchar.isjavaidpart.php Comment More infoAdvertise with us Next Article PHP | IntlChar::isJavaIDPart() Function jit_t Follow Improve Article Tags : Web Technologies PHP-Intl Similar Reads PHP | IntlChar::isJavaIDStart() Function The IntlChar::isJavaIDStart() function is an inbuilt function in PHP which is used to check whether the input character code point is permissible since the first character is a java identifier or not. 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