var Obj = function( target ) {
this.target = $(target);
this.num = 0;
this.setNum = setNum;
}
Obj.prototype.display = function() {
alert( this.num );
}
function setNum() {
var $t = this.target;
$t.on('click', 'a', function(e) {
使this.num的值为a的value;
这里执行原型函数display;
});
}
应该怎么写?
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