- numpy import numpy as np from numpy.fft import fft def fftjs(*args, **kwargs): text = Element('test-input').element.value console.log(text) array=np.array(text.replace("i", "j").split(",")) console.log(array) dftarray=fft(array) b=document.querySelector("#out-table") i=0 b.innerHTML ="" for x in dftarray: child = document.createElement("tr") childchild1 = document.createElement("th") childchild1.setAttribute('scope','row') childchild1.innerText=i; childchild2 = document.createElement("td") childchild2.innerText = array[i] childchild3 = document.createElement("td") childchild3.innerText = x child.appendChild(childchild1) child.appendChild(childchild2) child.appendChild(childchild3) b.appendChild(child) i+=1