diff options
Diffstat (limited to 'doc/PrintDbl.3')
| -rw-r--r-- | doc/PrintDbl.3 | 9 |
1 files changed, 2 insertions, 7 deletions
diff --git a/doc/PrintDbl.3 b/doc/PrintDbl.3 index 896b6eb..42b258c 100644 --- a/doc/PrintDbl.3 +++ b/doc/PrintDbl.3 @@ -18,10 +18,7 @@ Tcl_PrintDouble \- Convert floating value to string .SH ARGUMENTS .AS Tcl_Interp *interp out .AP Tcl_Interp *interp in -Before Tcl 8.0, the \fBtcl_precision\fR variable in this interpreter -controlled the conversion. As of Tcl 8.0, this argument is ignored and -the conversion is controlled by the \fBtcl_precision\fR variable -that is now shared by all interpreters. +This argument is ignored. .AP double value in Floating-point value to be converted. .AP char *dst out @@ -41,9 +38,7 @@ so that it does not look like an integer. Where \fB%g\fR would generate an integer with no decimal point, \fBTcl_PrintDouble\fR adds .QW .0 . .PP -If the \fBtcl_precision\fR value is non-zero, the result will have -precisely that many digits of significance. If the value is zero -(the default), the result will have the fewest digits needed to +The result will have the fewest digits needed to represent the number in such a way that \fBTcl_NewDoubleObj\fR will generate the same number when presented with the given string. IEEE semantics of rounding to even apply to the conversion. |