engineer_blog_closure_3

by Takuya Tejima

HTML

<input type="button" id="button_0" value="0" />
<input type="button" id="button_1" value="1" />
<input type="button" id="button_2" value="2" />
<input type="button" id="button_3" value="3" />
<input type="button" id="button_4" value="4" />
<input type="button" id="button_5" value="5" />
<input type="button" id="button_6" value="6" />
<input type="button" id="button_7" value="7" />
<input type="button" id="button_8" value="8" />
<input type="button" id="button_9" value="9" />

JavaScript

var showAlert = function(i){
    alert(i);
};
for (var i = 0; i < 10; i++) {
    document.getElementById("button_" + i).onclick = $.proxy(function(i){
        showAlert(i);
    }, this, i);
}