Difference between revisions of "(File):write"
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m (Windows 10 1809 Notepad now treats LF) |
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| − | Write data to a file | + | Write data to a file. |
| + | |||
== Function == | == Function == | ||
=== Synopsis === | === Synopsis === | ||
<source lang="lua"> | <source lang="lua"> | ||
| − | success = File:write( data, size ) | + | success, err = File:write( data, size ) |
</source> | </source> | ||
=== Arguments === | === Arguments === | ||
| − | {{param|string|data|The data to write}} | + | {{param|string|data|The string data to write.}} |
| − | {{param|number|size (all)|How many bytes to write}} | + | {{param|number|size (all)|How many bytes to write.}} |
=== Returns === | === Returns === | ||
| − | {{param|boolean|success|Whether the operation was successful}} | + | {{param|boolean|success|Whether the operation was successful.}} |
| − | === Notes | + | {{param|string|err|The error string if an error occurred.}} |
| − | '''Writing to multiple lines''': | + | |
| + | == Function == | ||
| + | === Synopsis === | ||
| + | <source lang="lua"> | ||
| + | success, err = File:write( data, size ) | ||
| + | </source> | ||
| + | === Arguments === | ||
| + | {{param|Data|data|The Data object to write.}} | ||
| + | {{param|number|size (all)|How many bytes to write.}} | ||
| + | === Returns === | ||
| + | {{param|boolean|success|Whether the operation was successful.}} | ||
| + | {{param|string|errorstr|The error string if an error occurred.}} | ||
| + | |||
| + | == Notes == | ||
| + | '''Writing to multiple lines''': In Windows, some text editors (e.g. Notepad before Windows 10 1809) only treat CRLF ("\r\n") as a new line. | ||
<source lang="lua"> | <source lang="lua"> | ||
--example | --example | ||
f = love.filesystem.newFile("note.txt") | f = love.filesystem.newFile("note.txt") | ||
| − | f:open() | + | f:open("w") |
| − | for i = 1, 10 do f:write("This is line "..i.."!\r\n") end | + | for i = 1, 10 do |
| + | f:write("This is line "..i.."!\r\n") | ||
| + | end | ||
f:close() | f:close() | ||
</source> | </source> | ||
| Line 25: | Line 42: | ||
* [[(File):setBuffer|File:setBuffer]] | * [[(File):setBuffer|File:setBuffer]] | ||
[[Category:Functions]] | [[Category:Functions]] | ||
| − | {{#set:Description=Write data to a file}} | + | {{#set:Description=Write data to a file.}} |
{{#set:Since=000}} | {{#set:Since=000}} | ||
== Other Languages == | == Other Languages == | ||
{{i18n|(File):write}} | {{i18n|(File):write}} | ||
Latest revision as of 03:25, 13 October 2018
Write data to a file.
Contents
Function
Synopsis
success, err = File:write( data, size )
Arguments
Returns
boolean success- Whether the operation was successful.
string err- The error string if an error occurred.
Function
Synopsis
success, err = File:write( data, size )
Arguments
Returns
boolean success- Whether the operation was successful.
string errorstr- The error string if an error occurred.
Notes
Writing to multiple lines: In Windows, some text editors (e.g. Notepad before Windows 10 1809) only treat CRLF ("\r\n") as a new line.
--example
f = love.filesystem.newFile("note.txt")
f:open("w")
for i = 1, 10 do
f:write("This is line "..i.."!\r\n")
end
f:close()
See Also
Other Languages
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More info
