javascript String.format%1 %2和String.formatmodel {k}
String.format = function(str) { var args = arguments, re = new RegExp("%([1-" + args.length + "])", "g"); return String(str).replace( re, function($1, $2) { return args[$2]; } );};String.formatmodel = function(str,model){for(var k in model){var re = new RegExp("{"+k+"}","g");str = str.replace(re,model[k]);}return str;}var temp = "使用%1代码，去实现%2";alert(String.format(temp,"JS","功能1")); //会提示使用JS代码，去实现功能1alert(String.format(temp,"PHP","功能2")); //会提示使用PHP代码，去实现功能2var temp = "使用{code}代码，去实现{fun}";alert(String.formatmodel(temp,{code:"JS",fun:"功能1"})); //会提示使用JS代码，去实现功能1alert(String.formatmodel(temp,{code:"PHP",fun:"功能2"})); //会提示使用PHP代码，去实现功能2var html = [];if(r.data){ for(var k in r.data){ var item = r.data[k]; var d = new Date(Number(item.sendtime + "000")); item.sendtime = d.getFullYear() + "-" + (d.getMonth() + 1) + "-" + d.getDate() + " " + d.getHours() + ":" + d.getMinutes() + ":" + d.getSeconds(); html.push(String.formatmodel('<li>'+ '<div alt="javascript String.format%一 %2和String.formatmodel {k}" /></a> </div>'+ '<div target="_blank">{user_name}</a> {msg_type_text}：<i target="_blank">{title}</a></span></div>'+ '<div "));