Home Backend Development Python Tutorial python del()函数用法

python del()函数用法

Jun 06, 2016 am 11:27 AM
del python

示例程序如下:

>>> a = [-1, 3, 'aa', 85] # 定义一个list
>>> a
[-1, 3, 'aa', 85]
>>> del a[0] # 删除第0个元素
>>> a
[3, 'aa', 85]
>>> del a[2:4] # 删除从第2个元素开始,到第4个为止的元素。包括头不包括尾
>>> a
[3, 'aa']
>>> del a # 删除整个list
>>> a
Traceback (most recent call last):
  File "", line 1, in
NameError: name 'a' is not defined

>>>

Statement of this Website
The content of this article is voluntarily contributed by netizens, and the copyright belongs to the original author. This site does not assume corresponding legal responsibility. If you find any content suspected of plagiarism or infringement, please contact admin@php.cn

Hot Article Tags

Notepad++7.3.1

Notepad++7.3.1

Easy-to-use and free code editor

SublimeText3 Chinese version

SublimeText3 Chinese version

Chinese version, very easy to use

Zend Studio 13.0.1

Zend Studio 13.0.1

Powerful PHP integrated development environment

Dreamweaver CS6

Dreamweaver CS6

Visual web development tools

SublimeText3 Mac version

SublimeText3 Mac version

God-level code editing software (SublimeText3)

How to download deepseek Xiaomi How to download deepseek Xiaomi Feb 19, 2025 pm 05:27 PM

How to download deepseek Xiaomi

What are the advantages and disadvantages of templating? What are the advantages and disadvantages of templating? May 08, 2024 pm 03:51 PM

What are the advantages and disadvantages of templating?

Google AI announces Gemini 1.5 Pro and Gemma 2 for developers Google AI announces Gemini 1.5 Pro and Gemma 2 for developers Jul 01, 2024 am 07:22 AM

Google AI announces Gemini 1.5 Pro and Gemma 2 for developers

For only $250, Hugging Face's technical director teaches you how to fine-tune Llama 3 step by step For only $250, Hugging Face's technical director teaches you how to fine-tune Llama 3 step by step May 06, 2024 pm 03:52 PM

For only $250, Hugging Face's technical director teaches you how to fine-tune Llama 3 step by step

Share several .NET open source AI and LLM related project frameworks Share several .NET open source AI and LLM related project frameworks May 06, 2024 pm 04:43 PM

Share several .NET open source AI and LLM related project frameworks

A complete guide to golang function debugging and analysis A complete guide to golang function debugging and analysis May 06, 2024 pm 02:00 PM

A complete guide to golang function debugging and analysis

How do you ask him deepseek How do you ask him deepseek Feb 19, 2025 pm 04:42 PM

How do you ask him deepseek

How to save the evaluate function How to save the evaluate function May 07, 2024 am 01:09 AM

How to save the evaluate function

See all articles