let w3 = " 99 " console.log(w3.match(/^\s*[0-9]+\s*$/)) // [ ' 99 ', index: 0, input: ' 99 ', groups: undefined ] console.log("[" + w3.replace(/^\s+|\s+$/g, "") + "]") // [99]
let w3 = " 99 " console.log(w3.match(/^\s*[0-9]+\s*$/)) // [ ' 99 ', index: 0, input: ' 99 ', groups: undefined ] console.log("[" + w3.replace(/^\s+|\s+$/g, "") + "]") // [99]