## Tcl8.6.15/Tk8.6.15 Documentation > Tcl C API, version 8.6.15 > CmdCmplt

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### NAME

Tcl_CommandComplete — Check for unmatched braces in a Tcl command

### SYNOPSIS

#include <tcl.h>
int
Tcl_CommandComplete(cmd)

### ARGUMENTS

const char *cmd (in)
  Command string to test for completeness.

### DESCRIPTION

Tcl_CommandComplete takes a Tcl command string as argument and determines whether it contains one or more complete commands (i.e. there are no unclosed quotes, braces, brackets, or variable references). If the command string is complete then it returns 1; otherwise it returns 0.

### KEYWORDS

complete command, partial command
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