Initializing help system before first use

realtostr

Purpose
Generate the textual representation of a real value.
Synopsis
int realtostr(XPRMcontext ctx, char *buf, int bufsize, const char *realfmt, double v);
Arguments
ctx 
Mosel's execution context
buf 
Text buffer to store the resulting string
bufsize 
Size of buf
realfmt 
C format for the conversion (may be NULL)
v 
Value to convert
Return value
Length of the generated string.
Further information
This function performs the same conversion as printf, in particular it handles special values nan and inf and reports 0 if the value to convert is smaller than the current zero tolerance (Mosel parameters zerotol and txtztol). If the provided realfmt is NULL, the format defined in the current context is used (Mosel parameter realfmt).
Related topics
getparam.

Parent Topic Miscellaneous

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