How to programmatically implement php method of appending content to txt file

This article mainly introduces the method of appending content to txt files through PHP programming. It involves relevant operating techniques of adding content to txt files by covering PHP, appending content, and reading txt files line by line. Friends who need it can refer to it. Next

The example in this article describes the method of appending content to a txt file through PHP programming. Share it with everyone for your reference, the details are as follows:

Overwrite the txt file content:

$filename="aa/a.txt";
$handle=fopen($filename,"w");
$str=fwrite($handle,"test");
fclose($handle);

Effect:

testtesttesttesttesttesttest

Append content to txt:

$filename="aa/a.txt";
$handle=fopen($filename,"a+");
$str=fwrite($handle,"test\n");
fclose($handle);

Effect:

test
test
test
test
test
test
test

Read txt line by line:

$lines=file("db.txt");
foreach ($lines as $value) {
$line=explode(",",$value);
echo "no1:$line[0]--no2:$line[1]---time:$line[2]-<br>";
}

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