diff --git a/reference/array/functions/array-walk.xml b/reference/array/functions/array-walk.xml index e1a15bdef9..fed4769414 100644 --- a/reference/array/functions/array-walk.xml +++ b/reference/array/functions/array-walk.xml @@ -53,6 +53,14 @@ original array itself. + + + Many internal functions (for example strtolower) + will throw a warning if more than the expected number of argument + are passed in and are not usable directly as + funcname. + + Only the values of the array may potentially be changed; its structure cannot be altered, i.e., the programmer cannot diff --git a/reference/filesystem/functions/popen.xml b/reference/filesystem/functions/popen.xml index c4f89faf47..0d58563f71 100644 --- a/reference/filesystem/functions/popen.xml +++ b/reference/filesystem/functions/popen.xml @@ -51,7 +51,10 @@ only be used for reading or writing) and must be closed with pclose. This pointer may be used with fgets, fgetss, and - fwrite. + fwrite. When the mode is 'r', the returned + file pointer equals to the STDOUT of the command, when the mode + is 'w', the returned file pointer equals to the STDIN of the + command. If an error occurs, returns &false;.