remove special letter / white empty space / certain letter in text in javascript

var value = '   123-456   '; value = value.replace(/\-/g,'');          //'  123456  ' (remove '-') value...

convert json string into javascript js object using JSON.parse

two line text or multiple line text ellipsis

It is applied to the text inside <strong> tag.

javascript window object , make pop-up screen, bring popup screen backward and forward, print page, confirm pop up

window.scrollTo(0, 200) // move to absolute coordinate window.scrollBy(0, 50) // move 50 px downward window.scrollBy(0, -50) //...

function class object, create constructor of javascript class object