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How to modify file content in php

藏色散人
藏色散人 Original
2020-07-24 10:28:43 5953browse

php method to modify file content: first read the data through the "file_get_contents" function; then use the "str_replace" function to modify the file content; finally use the "file_put_contents" function to write the modified content into the file .

How to modify file content in php

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phpModify the content of the php file:

Divided into three steps: reading, modifying and writing.

Implementation process:

1. Assume the file name is 1.php, read the data through the file_get_contents() function, and implement the code effect as $content = file_get_contents('1.php');

2. Assume that the content of the 1.php file is 3178654659fabb875fdd3fcb5d370085. Now we need to replace the value of the variable $op with hello baidu. The implementation code is: $ content = str_replace('hello world','hello baidu',$content);

3. Write the variable $content into the 1.php file. The implementation method is: file_put_contents('1.php',$ content);

The specific example code is as follows:

The final 1.php file content is: $op = 'hello baidu';

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