In php, the phpfwrite () function is used to write files (which can be safely used for binary files ). Simply put, add new content to a file. This article collects and summarizes several summary about the usage of fwrite () functions in php writing files, it is helpful for everyone to understand the write function fwrite. 1. the phpfwrite () function writes data to a file instance. the fwrite () function is used to write data to a file. if it is successfully executed, the number of bytes written is returned. Otherwise, FALSE is returned .... In php, the php fwrite () function is used to write files (which can be safely used for binary files ). Simply put, add new content to a file. This article collects and summarizes several summary about the usage of fwrite () functions in php writing files, it is helpful for everyone to understand the write function fwrite. 1. the fwrite () function of php writes data to a file. the fwrite () function is used to write data to a file. if it is successfully executed, the number of written bytes is returned. Otherwise, FALSE is returned. Its syntax is as follows: the fwrite (file, string, length) parameter specifies the open file to be written. String specifies the string to be written into the open file. Length specifies the maximum number of bytes to write. Write () writes the string content to the file pointer file. If length is specified, the write will stop after the length bytes are written or the string is written.
1. Detailed introduction to fwrite ()
Introduction: When a Web server executes a PHP script, it sometimes takes a long time to return the execution result. the subsequent script takes a long time to continue execution. To execute the next operation without waiting for the execution result, you can use the fscokopen function. PHP supports socket programming. the fscokopen function returns a remote host connection handle, which can be fwrite, fgets, fread, and other operations like the handle returned by fopen. Make...
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