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Make File::rewindDirectory reference demo code more clear #118

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Merged
merged 2 commits into from
Apr 25, 2022
Merged

Make File::rewindDirectory reference demo code more clear #118

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c9b6ca5
Avoid unnecessary calls in `rewindDirectory` reference code
per1234 Apr 23, 2022
0df9a9c
Print the card file structure twice in `rewindDirectory` reference code
per1234 Apr 24, 2022
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9 changes: 7 additions & 2 deletions docs/api.md
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Original file line number Diff line number Diff line change
Expand Up @@ -833,6 +833,13 @@ void setup() {
SD.begin(10);
root = SD.open("/");
printDirectory(root, 0);
Serial.println();

Serial.println("PRINT AGAIN");
Serial.println("-----------");
root.rewindDirectory(); // Return to the first file in the directory
printDirectory(root, 0);

Serial.println("Done!");
}

Expand All @@ -845,8 +852,6 @@ void printDirectory(File dir, int numTabs) {
File entry = dir.openNextFile();
if (!entry) {
// No more files
// Return to the first file in the directory
dir.rewindDirectory();
break;
}

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