15.9 Conversion Functions

chr expr(dagger)

Returns the character represented by the decimal value expr.

gmtime expr(dagger)

Converts a time as returned by the time function to a 9-element array (0:$sec, 1:$min, 2:$hour, 3:$mday, 4:$mon, 5:$year, 6:$wday, 7:$yday, 8:$isdst) with the time analyzed for the Greenwich time zone. $mon has the range 0..11 and $wday has the range 0..6.

hex expr(dagger)

Returns the decimal value of expr interpreted as a hex string.

localtime expr(dagger)

Converts a time as returned by the time function to ctime(3) string. In array context, returns a 9-element array with the time analyzed for the local time zone.

oct expr(dagger)

Returns the decimal value of expr interpreted as an octal string. If expr starts off with 0x, interprets it as a hex string instead.

ord expr(dagger)

Returns the ASCII value of the first character of expr.

vec expr, offset, bits

Treats string expr as a vector of unsigned integers, and yields the bit at offset. bits must be between 1 and 32. May have a value assigned to it.