60 lines
1.1 KiB
Groff
60 lines
1.1 KiB
Groff
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ATOF(3) Minix Programmer's Manual ATOF(3)
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NAME
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atof, atoi, atol - convert ASCII to numbers
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SYNOPSIS
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#include <stdlib.h>
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double atof(const char *nptr)
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int atoi(const char *nptr)
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long atol(const char *nptr)
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DESCRIPTION
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These functions convert a string pointed to by nptr to floating, integer,
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and long integer representation respectively. The first unrecognized
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character ends the string.
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Atof recognizes an optional string of spaces, then an optional sign, then
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a string of digits optionally containing a decimal point, then an
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optional `e' or `E' followed by an optionally signed integer.
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Atoi and atol recognize an optional string of spaces, then an optional
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sign, then a string of digits.
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SEE ALSO
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strtol(3), strtod(3), scanf(3).
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BUGS
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There are no provisions for overflow.
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May 15, 1985 1
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