WhyDoesJavaScriptLoopOnlyUseLastValue-Ajax.js

for(var i = 0;i < 10;i++){
    $.ajax({
        url: /* url goes here */,
        success: function (moduleHtml) {
            console.log(i);
        }
    });
}

WhyDoesJavaScriptLoopOnlyUseLastValue-Event.js

for(var i = 0;i < 10;i++){
    var img = new Image();
    img.onload = function(){
        alert(testArray[i]);
    }
}

WhyDoesJavaScriptLoopOnlyUseLastValue-Sol1.js

for(var i = 0;i < 10;i++){
    (function(ii){
        setTimeout(function(){
            console.log(ii);
        },1000);
    })(i);
}

WhyDoesJavaScriptLoopOnlyUseLastValue-Sol2.js

for(var i = 0;i < 10;i++){
    var ii = i;
    setTimeout(function(){
        console.log(ii);
    },1000);
}

WhyDoesJavaScriptLoopOnlyUseLastValue-Sol2b.js

for(var i = 0;i < 10;i++){
    let ii = i;
    setTimeout(function(){
        console.log(ii);
    },1000);
}

WhyDoesJavaScriptLoopOnlyUseLastValue-Sol3.js

for(var i = 0;i < 10;i++) {
    try{throw i}
    catch(ii) {
        setTimeout(function(){
            console.log(ii);
        },1000);
    }
}

WhyDoesJavaScriptLoopOnlyUseLastValue.js

for(var i = 0;i < 10;i++){
    setTimeout(function(){
        console.log(i);
    },1000);
}

This code is to support the article "Why does JavaScript loop only use last value?" which will be posted on 6/16/2016