Replace Function - vi du

// VD1
<script type='text/javascript'>var myString = ‘Blog Thiet Ke talks about Thiet Ke blog';alert(myString.replace('Thiet Ke', 'design'));
//output : "Blog design talks about Thiet Ke blog" . Not "blog design talks about design blog".</script>

// VD2
<script type='text/javascript'>var myString = ‘Blog Thiet Ke talks about Thiet Ke blog';alert(myString.replace(/Thiet Ke/g, "design"));
//output : "Blog design talks about design blog"</script>

// VD3
<script type='text/javascript'>var myString = ‘Blog Thiet Ke talks about Thiet Ke blog';alert(myString.replace(/thiet ke/gi, "design"));
//output : "Blog design talks about design blog"</script>