how to use each function in jquery code example

Example 1: jquery each

$( "li" ).each(function( index ) {
  console.log( index + ": " + $( this ).text() );
});

Example 2: jquery loop over elements

$( "li" ).each(function( index ) {
  console.log( index + ": " + $( this ).text() );
});

Example 3: jquery foreach

$.each( obj, function( key, value ) {
  alert( key + ": " + value );
});

Example 4: for each jquery

$('.testimonial').each(function(){
    //if statement here 
    // use $(this) to reference the current div in the loop
    //you can try something like...
    if(condition){
    }
 });