jquery replace text

1$("elementsSelector").replaceWith( "<h2>New content</h2>" );

1$('#id1 p').each(function() {
2    var text = $(this).text();
3    $(this).text(text.replace('Kate', 'Nef')); 
4});

1$(yourElement).html("New text");
2//sets yourElement innerHTML to "New text"
3var text = $(yourElement).html();
4//html() returns the text inside yourElement if you pass no parameters

1$(element).html("Hello World");

1$(".text_div").text(function () {
2    return $(this).text().replace("contains", "hello everyone"); 
3});

1$('#one span').text('Hi I am replace');