?? g_spjs.js
字號:
//驗空的函數function checkblank(id){ ele=document.getElementById(id); len=bytes(ele.value); if(len==0) { showerror("msg_blank"); return false;} else { hideerror("msg_blank"); return true; } }//驗字節數多于function checkbytem(id,smax){ ele=document.getElementById(id); len=bytes(ele.value); if(len>smax) { showerror("msg_maxthan"); return false; } else { hideerror("msg_maxthan"); return true; } }//驗證字節數少于function checkbytes(id,smin){ ele=document.getElementById(id); len=bytes(ele.value); if(len<smin) { showerror("msg_minthan"); return false; } else { hideerror("msg_minthan"); return true;} }//驗證字節數多于和少于function checkbyteall(id,smin,smax){ ele=document.getElementById(id); len=bytes(ele.value); if((len<smin)||(len>smax)) { showerror("msg_than"); return false; } else{ hideerror("msg_than"); return true;} }//獲取字節數目針對中英文和數字function bytes(str){if(typeof(str)!='string'){ str = str.value; } var len = 0; for(var i = 0; i < str.length; i++){ if(str.charCodeAt(i) > 127){ len++; } len++; } return len; }//去除左右空格function trimlr(id){ var str=document.getElementById(id).value; for(i=0;str.charAt(i)==" "|| str.charAt(i)==" ";i++){}str=str.substring(i,str.length);for(i=str.length-1;str.charAt(i)==" "|| str.charAt(i)==" ";i--){}str=str.substring(0,i+1);return str; }//多個空格和換行當做一個使用function trimrn(id){var el=document.getElementById(id);var s=el.value;var len = s.length;i=0;flag=0;flagn=0;var result="";while(i<len){ ch=s.charAt(i); if(ch=="\n"||ch=="\r") { if((flagn==1)&&(ch=="\n")){ flag++; flagn=0; }else if(ch=="\r"){ flagn=1; } i++; if(flag==1) { result=result+ch; } }else{ flag=0; flagn=0; result=result+ch; i++; }} return result;}//統一處理錯誤問題function showerror(msg){if(msg) ob=document.getElementById(msg); ob.style.display="block"; }function hideerror(msg){ if(msg) ob=document.getElementById(msg); ob.style.display="none";}function setvalue(id){document.getElementById(id).value=trimrn(id);alert(document.getElementById(id).value);}function cutSpace(id){el=document.getElementById(id);s=el.value; var len = s.length; var i; var ch; var result = ""; i = 0; while (i < len) { ch = s.charAt(i++); result += ch; if (ch != ' ' && ch !=' ') { continue; } while (i < len && (ch = s.charAt(i)) == ' ') { i++; } }return result;}//從輸入項到選中function getselect(id,selectname){ var ele = document.getElementById(id); ele.selectedIndex = selectname; }
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