70 ) = (v == undef) ?
false
83 ) = (v == undef) ?
true
93 function is_nan( v ) = ( v != v );
125 function is_scalar( v ) = (len(v) == undef);
156 function is_empty( v ) = (len(v) == 0);
202 : (str(v) ==
"true") ?
true
203 : (str(v) ==
"false") ?
true
291 ) = ((v >= l) && (v <=u));
function is_inf(v)
Test if a numerical value is infinite.
function is_empty(v)
Test if an iterable value is empty.
function is_integer(v)
Test if a value is an integer.
function is_scalar(v)
Test if a value is a single non-iterable value.
function is_boolean(v)
Test if a value is a predefined boolean constant.
function is_even(v)
Test if a numerical value is even.
function is_number(v)
Test if a value is a number.
function not_defined(v)
Test if a value is not defined.
function is_defined(v)
Test if a value is defined.
function is_range(v)
Test if a value is a range definition.
function is_list(v)
Test if a value is an iterable list of values.
function is_nan(v)
Test if a numerical value is invalid.
function is_decimal(v)
Test if a value is a decimal.
function is_between(v, l, u)
Test if a numerical value is between an upper and lower bounds.
function is_string(v)
Test if a value is a string.
number_max
The largest representable number in OpenSCAD scripts.
function is_iterable(v)
Test if a value has multiple parts and is iterable.
function is_odd(v)
Test if a numerical value is odd.