convert capital letters to small letters

Title Description: Write the program, the output string of uppercase letters, lowercase small mother and the number of other. If there is a string "Helle, this is A test textfile.123456, Tannk you!!", the number of uppercase letters: 3, lowercase

PHP Date-time function date ()1, year-month-day Copy Code code as follows: echo Date (' y-m-j '); 2007-02-6 echo Date (' y-n-j '); 07-2-6 Capital Y represents a four-digit year, while lowercase y represents a

Reference blog: decimal number conversion to binary displaySince the function I want to implement is limited to the char type, I wrote one based on the reference.1#include 2 using namespacestd;3 voidBinaryCharnum);4 intMain ()5 {6Binary'a');7

In the interview, we often go to the array for weight. As a qualified front-end developer, it is not known that several ways to go heavy are not in the should. Not much nonsense to say directly open the ... One, IndexOf () method Implementation

ORACLE an in-depth analysis of the sensitivity of image names to case sensitive Note: 1,   This article is based on ORACLE9.2 for test Analysis version 2,   The Oracle reference name mentioned in this article includes the table name, view name,

Basic knowledge CharacterPOSIX Extended Regular Expression functionsPerl-compatible Regular expression functionsFrom the message verification. The format of the message: Tenssun@163.com Where Tenssun is the user name, 163.com is the server name

Mode 1//set Cookiefunction setcookie (name, value)//two parameters, one is the name of the cookie, one is the value { var days = 30;//This cookie will be saved for 30 day var E XP = new Date (); New Date ("December, 9998"); Exp.settime

Character Set and encoding     Abbreviations: ASCII: American Standard Code for information interchange UCs: Universal Character Set UTF: Unicode/UCOS Transformation Format  ASCII code The ASCII code is a 7-bit code with the encoding range of

String ClassOverview of the String classLook up the description of the string class in the API and discover that the string class represents the strings. All string literals (such as "ABC") in a Java program are implemented as instances of this

CSS Text properties Define the appearance of text.With text properties, you can change the color of the text, the spacing of characters, the alignment text, the decoration, the indentation of the text, and so on.Indent textIndents the first line of