Functions and Commands Functions and Commands |
File Interface |
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The following functions and commands are available to edit ASCII files: |
| close | close({INT_VAR}) This command closes a file that has previously been opened for reading or writing using 'open'. |
| delete | delete({STR_EXPR}) or delete({STR_EXPR},{/CLIENT}) This command can be used to delete a file. |
| eof | {LOG_VAR}= eof({INT_VAR}) This function checks if the end of a file has been reached that has been opened for reading. |
| exists | {LOG_VAR}= exists({STR_EXPR},{"r"|"w"|"x"})
or {LOG_VAR}= exists({STR_EXPR},{"r"|"w"|"x"},{"/CLIENT"}) This function checks if the specified file exists with the corresponding access. |
| file_choose | {LOG_VAR}= file_choose ({STR_VAR},{STR_EXPR},{STR_EXPR}) This function can be used to select a file from the local file system of a client computer. For this purpose the following selection widget is opened. |
| file_get | file_get({STR_EXPR},{STR_EXPR},{"/BIN"|"/ASC"}) This command is used to copy a file from a client to the server. |
| file_put | file_put({STR_EXPR},{STR_EXPR},{"/BIN"|"/ASC"}) This command is used to copy a file from a server to a client. |
| open | {INT_VAR}= open({STR_EXPR},{"r","w","a"}) This function opens the specified file with the corresponding access on the server. |
| readln | readln({INT_VAR},{VAR_LIST}) This command is used to read a file line-by-line. |
| rewind | rewind({INT_VAR}) This command is used to reset the file pointer to the beginning of the specified file. |
| writeln | writeln({INT_VAR},{EXPR_LIST}) This command is used to write a file line-by-line. |