Str.format Introductory Tutorial: 8 Str.format 0 Basic Introductory tutorials recommended

This article is to introduce in detail is the basic syntax and advanced usage of Str.format () in Python programming, very detailed, with examples, I hope you can like 1. Introduction of Str.format in Python, we can use + to concatenate strings, and in simple cases this works well. But when we need to make a complex string connection, if we still use + to do it, it will not only make the code obscure, but also make the code difficult to maintain, and this is a way to become overwhelmed. For example, we want to print such a record: User:john has completed action:payment at time:13:30:00 if you use the plus sign implementation, it will be the following form: print "User:" + user_name + "has Completed Action:

1. Definition and Usage Summary of the format () function

Introduction: This article is mainly to you in detail is the Python programming Str.format () of the basic syntax and advanced usage, very detailed, and accompanied by examples, I hope you can like 1. Introduction of Str.format in Python, we can use + to concatenate strings, and in simple cases this works well. But when we need to make a complex string connection, if we still use + to do it, it will not only make the code obscure, but also make the code difficult to maintain, and this is a way to become overwhelmed. Cases...

2. Detailed Str.format () basic syntax and advanced usage

Introduction: This article is mainly to you in detail is the Python programming Str.format () of the basic syntax and advanced usage, very detailed, and accompanied by examples, I hope you can like

3. About Str.format () in Python

Introduction: This article is mainly to you in detail is the Python programming Str.format () of the basic syntax and advanced usage, very detailed, and accompanied by examples, I hope you can like

4. Detailed description of string formatting Str.format in Python

Introduction: Python from 2.6 to support format, a new easier to read the string format method, the following article mainly describes the Python string formatting Str.format related materials, the need for friends can refer to, let's look at the following together.

5. Str.format () Usage example of Python development

Introduction: This article mainly introduced the Python Development Str.format () usage, combined with the case form more detailed analysis of the function of the Str.format () function, the use of methods and related considerations, the code contains detailed comments, the need for friends can refer to the following

6. Fetch-mysql_real_query return value is 1, delete failed

Introduction: Str. Format (_t ("%s"), row[0]); Row=mysql_fetch_row (result); while (LN[I]!=STR) {CString strSQL; Mysql_res *result; Strsql.format ("Delete from mytable where name= '%s '", str); if (Mysql_real_query (&mysql, (char*) (LPCTSTR) str

7. C-How to deposit the resulting data into an array

Introduction: Str. Format (_t ("%s"), row[0]); Row=mysql_fetch_row (result); Each time a given STR exists in the array, ask the great God

8. If you want to search for the next line with Mysql_fetch_row, delete

Introduction: Every time through ' str '. Format (_t ("%s"), row[0]); Row=mysql_fetch_row (result); ' Get str and then use ' ' ' Strsql.format ("delete from mytable where name= '%s '", str); if (Mysql_real_query (&mysql, (char*) (LPCTSTR) strSQL, (UINT) strsql.getlength ())

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