参数 text The tested string. 返回值 ReturnsTRUEif every character intextis an uppercase letter in the current locale. 范例 Example #1 Actype_upper()example (using the default locale) <?php $strings= array('AKLWC139','LMNSDO','akwSKWsm'); ...
http://.dingos1YouhaveastringvariableinyourPHPprogramcontainingaletterasthefirstcharacter,andthislettermustalwaysbeuppercased.Thiscanprovideabetteruserinterfaceonawebpagewhenusersexpectpropercapitalizationofwords.ThePHPlanguageprovidestheucfirstfunction,whichcapitalizesthefirstcharacterinaparameterstringifitisaletter....
Returns true if codepoint is an Lu uppercase letter, false if not. Returns null on failure. 范例 示例#1 Testing different code points <?phpvar_dump(IntlChar::isupper("A"));var_dump(IntlChar::isupper("a"));var_dump(IntlChar::isupper("Φ"));var_dump(IntlChar::isupper("φ"));var_dum...
This function converts first letter in uppercase of the string. Example <?phpechoucfirst("hello friend");//output: Hello friends?> PHP - ucwords () This function converts each first character of all words in uppercase. Example <?phpechoucwords("how are you");//Output: How Are You??
To make the first letter of a PHP string uppercase and the rest lowercase, you can do the following: Make string lowercase (using strtolower()); Capitalize only the first letter (using u
参数 text The tested string. 返回值 ReturnsTRUEif every character intextis an uppercase letter in the current locale. 范例 Example #1 Actype_upper()example (using the default locale) <?php $strings= array('AKLWC139','LMNSDO','akwSKWsm'); ...
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In the C Programming Language, thetoupper functionreturnscas an uppercase letter. Syntax The syntax for the toupper function in the C Language is: int toupper(int c); Parameters or Arguments c The value to convert to an uppercase letter. ...
Previous C++ Exercise: Identify the missing letter in a string.Next C++ Exercise: Reverse the words of three or more lengths in a string.What is the difficulty level of this exercise? Easy Medium Hard Based on 7 votes, average difficulty level of this exercise is Medium ....