$$\lim_{x \to 0^-} \tan^{\operatorname{asin}{\left(x \right)}}{\left(x \right)} = 1$$
More at x→0 from the left$$\lim_{x \to 0^+} \tan^{\operatorname{asin}{\left(x \right)}}{\left(x \right)} = 1$$
$$\lim_{x \to \infty} \tan^{\operatorname{asin}{\left(x \right)}}{\left(x \right)}$$
More at x→oo$$\lim_{x \to 1^-} \tan^{\operatorname{asin}{\left(x \right)}}{\left(x \right)} = \tan^{\frac{\pi}{2}}{\left(1 \right)}$$
More at x→1 from the left$$\lim_{x \to 1^+} \tan^{\operatorname{asin}{\left(x \right)}}{\left(x \right)} = \tan^{\frac{\pi}{2}}{\left(1 \right)}$$
More at x→1 from the right$$\lim_{x \to -\infty} \tan^{\operatorname{asin}{\left(x \right)}}{\left(x \right)}$$
More at x→-oo