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shmop_read() reads and returns the whole memory segment's data. This is not useful if you're just working with strings. If you need to read a string from shared memory, call str_from_mem() on the result of shmop_read().
Simple usage example of `shmop_read ()`. The `shmop_read` function is used in PHP to read data from a shared memory block. Shared memory allows multiple processes or threads to access and modify the same data concurrently. This function retrieves data from a specified shared memory block, allowing it to be processed or displayed.
Description string shmop_read ( int shmid, int start, int count ) shmop_read () will read a string from shared memory block. shmop_read () takes 3 parameters: shmid, which is the shared memory block identifier created by shmop_open (), offset from which to start reading and count on the number of bytes to read.
Shared Memory shmop_close - Close shared memory block shmop_delete - Delete shared memory block shmop_open - Create or open shared memory block shmop_read - Read data from shared memory block shmop_size - Get size of shared memory block shmop_write - Write data into shared memory block
Feb 2, 2024 · The number of bytes to read. 0 reads shmop_size ($shmid) - $start bytes.
shmop_read () takes 3 parameters: shmid, which is the shared memory block identifier created by shmop_open (), offset from which to start reading and count on the number of bytes to read.
The number of bytes to read. 0 reads shmop_size ($shmid) - $start bytes.
