Shell_exec not working in php
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Php execute shell script with parameters.
shell_exec
(PHP 4, PHP 5, PHP 7, PHP 8)
shell_exec — Execute command via shell and return the complete output as a string
Description
shell_exec(string): string|false|null
Note:
On Windows, the underlying pipe is opened in text mode which can cause the function to fail for binary output.
Php exec() vs shell_exec
Php exec() vs shell_exec Exec in php - w3schools Php execute shell script with parameters Php execute Php shell script Consider to use popen() instead for such cases.
Parameters
The command that will be executed.
Return Values
A string containing the output from the executed command, if the pipe cannot be established or if an error occurs or the command produces no output.
Note:
This function can return both when an error occurs or the program produces no output.
Php system commandIt is not possible to detect execution failures using this function. exec() should be used when access to the program exit code is required.
Errors/Exceptions
An level error is generated when the pipe cannot be established.
Examples
Example #1 A shell_exec() example
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13 years ago
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