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This article mainly explains the "NodeJS how to rename the file", the article explains the content is simple and clear, easy to learn and understand, the following please follow the editor's ideas slowly in depth, together to study and learn "NodeJS how to rename the file" bar!

1. You can use fs.rename to rename the file.

/ * learnNode.js * / let fs = require ('fs'); fs.rename (' oldJs.js','newJs.js', (err) = > {if (err) {console.log ('error')} else {console.log ('no error')})

2. Rename () can take three arguments, the first is the path, the second is the changed name, and the third is the callback function.

It is worth noting that if the location of the file corresponding to the first parameter is different from that of the second parameter, he will not rename the previous file but directly cut the file to another location.

/ * learnNode.js * / let fs = require ('fs') Fs.rename ('newJs.js','./js/oldJs.js', (err) = > {if (err) {console.log (' error')} else {console.log ('cut into js folder')}) Thank you for reading. The above is the content of "how NodeJS renames files". After the study of this article, I believe you have a deeper understanding of how NodeJS renames files. The specific use situation still needs to be verified by practice. Here is, the editor will push for you more related knowledge points of the article, welcome to follow!

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