=proto
void duk_push_boolean(duk_context *ctx, int val);

=stack
[ ... ] -> [ ... true! ] (if val != 0)
[ ... ] -> [ ... false! ] (if val == 0)

=summary
<p>Push <tt>true</tt> (if val != 0) or <tt>false</tt> (if val == 0) to the stack.</p>

=example
duk_push_boolean(ctx, 0);  /* -> [ ... false ] */
duk_push_boolean(ctx, 1);  /* -> [ ... false true ] */
duk_push_boolean(ctx, -3);  /* -> [ ... false true true ] */

=tags
stack