returnpadLeft("0"+str,lenght); } functionpadRight(str,lenght){ if(str.length >= lenght) returnstr; else returnpadRight(str+"0",lenght); } 編號(hào)前自動(dòng)補(bǔ)零的函數(shù) 函數(shù) function xx(a,b,c) { ... } 參數(shù) xx(98,102,4) 結(jié)果 0098...
www.dbjr.com.cn/article/175...htm 2025-5-31