character

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Delete first 3 characters and last 3 characters from String PHP

I need to delete the first 3 letters of a string and the last 3 letters of a string. I know I can use substr() to start at a certain character but if I need to strip both fi开发者_如何学运维rst and la[详细]

2023-03-27 15:01 分类：问答
How to make an HTML character equal to its keyboard equivalent [ed: ascii code] in javascript

I\'m trying to check if a variable exists in the LMS (BrainHoney) that our school is using. The variab开发者_如何转开发les are surrounded by dollar signs.In order to see if the variable is in use I wo[详细]

2023-03-27 10:42 分类：问答
Character arrays in C

I\'m new to c. Just have a question about the character arrays (or string) in c: When I want to create a character array in C, do I have to give the size at the same time?[详细]

2023-03-27 10:33 分类：问答
Take only one character from user in Android

I want user to enter just one character. I thought to make buttons for every letter, but this is useless. Could you recommend something to overcome th开发者_如何学Gois problem? Thanks in advance..You[详细]

2023-03-27 06:26 分类：问答
Question about C++ character pointer

I\'m still very new to C++ and I\'m very confused about something that looks like this: int main() { 开发者_开发知识库char* aCharPointer = \"A bunch of characters\";[详细]

2023-03-26 19:05 分类：问答
How do you change the color of specific characters in a rich edit in Delphi? [duplicate]

This question already has an answer here: 开发者_StackOverflow中文版Closed 11 years ago. Possible Duplicate:[详细]

2023-03-26 13:14 分类：问答
Removing characters from a string

I have an app in which I parse a .txt file from a URL and spit out the string to the user. I want to remove the first 16 characters of the string. How can I do this?[详细]

2023-03-25 20:49 分类：问答
How to count all characters including spaces and regex in php?

how can I count all characters? I am selecting a field from mysql (which is a plain text) and I would like to count all letters in that text th开发者_JAVA百科at is extracted (including spaces and all[详细]

2023-03-25 08:43 分类：问答
Replace a character at a specific index in a string?

I\'m trying to replace a character at a specific index in a string. What I\'m doing is: String myName = \"do开发者_运维问答manokz\";[详细]

2023-03-25 06:08 分类：问答
sed inserting dash into string

I have 14-character line containing digits. How do I insert a char into it at the specific location, i.e. at 4th? So, if I have string like this:开发者_如何学JAVA xxxxxxxxxxxxxx how do I change it to[详细]

2023-03-24 22:28 分类：问答