Rumah > Artikel > pembangunan bahagian belakang > 我的这个javascript验证怎么样和表单结合到一块呢
<script> <br /> function checkIdcard(idcard1){ <br /> var idcard=document.forms[0].elements[idcard1].value; <br /> var Errors=new Array( <br /> "验证通过!", <br /> "身份证号码位数不对!", <br /> "身份证号码出生日期超出范围或含有非法字符!", <br /> "身份证号码校验错误!", <br /> "身份证地区非法!" <br /> ); <br /> var area={11:"北京",12:"天津",13:"河北",14:"山西",15:"内蒙古",21:"辽宁",22:"吉林",23:"黑龙江",31:"上海",32:"江苏",33:"浙江",34:"安徽",35:"福建",36:"江西",37:"山东",41:"河南",42:"湖北",43:"湖南",44:"广东",45:"广西",46:"海南",50:"重庆",51:"四川",52:"贵州",53:"云南",54:"西藏",61:"陕西",62:"甘肃",63:"青海",64:"宁夏",65:"新疆",71:"台湾",81:"香港",82:"澳门",91:"国外"} <br /> <br /> var idcard,Y,JYM; <br /> var S,M; <br /> var idcard_array = new Array(); <br /> idcard_array = idcard.split(""); <br /> /*地区检验*/ <br /> if(area[parseInt(idcard.substr(0,2))]==null) <br /> { <br /> alert(Errors[4]); <br /> return false; <br /> } <br /> /*身份号码位数及格式检验*/ <br /> switch(idcard.length){ <br /> case 15: <br /> if ( (parseInt(idcard.substr(6,2))+1900) % 4 == 0 || ((parseInt(idcard.substr(6,2))+1900) % 100 == 0 && (parseInt(idcard.substr(6,2))+1900) % 4 == 0 )){ <br /> ereg=/^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}$/;//测试出生日期的合法性 <br /> } else { <br /> ereg=/^[1-9][0-9]{5}[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}$/;//测试出生日期的合法性 <br /> } <br /> if(ereg.test(idcard)){ <br /> alert(Errors[0]+"15"); <br /> return false; <br /> } <br /> else { <br /> alert(Errors[2]); <br /> return false; <br /> } <br /> break; <br /> <br /> case 18: <br /> //18位身份号码检测 <br /> //出生日期的合法性检查 <br /> //闰年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9])) <br /> //平年月日:((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8])) <br /> if ( parseInt(idcard.substr(6,4)) % 4 == 0 || (parseInt(idcard.substr(6,4)) % 100 == 0 && parseInt(idcard.substr(6,4))%4 == 0 )){ <br /> ereg=/^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|[1-2][0-9]))[0-9]{3}[0-9Xx]$/;//闰年出生日期的合法性正则表达式 <br /> } else { <br /> ereg=/^[1-9][0-9]{5}19[0-9]{2}((01|03|05|07|08|10|12)(0[1-9]|[1-2][0-9]|3[0-1])|(04|06|09|11)(0[1-9]|[1-2][0-9]|30)|02(0[1-9]|1[0-9]|2[0-8]))[0-9]{3}[0-9Xx]$/;//平年出生日期的合法性正则表达式 <br /> } <br /> if(ereg.test(idcard)){//测试出生日期的合法性 <br /> //计算校验位 <br /> S = (parseInt(idcard_array[0]) + parseInt(idcard_array[10])) * 7 <br /> + (parseInt(idcard_array[1]) + parseInt(idcard_array[11])) * 9 <br /> + (parseInt(idcard_array[2]) + parseInt(idcard_array[12])) * 10 <br /> + (parseInt(idcard_array[3]) + parseInt(idcard_array[13])) * 5 <br /> + (parseInt(idcard_array[4]) + parseInt(idcard_array[14])) * 8 <br /> + (parseInt(idcard_array[5]) + parseInt(idcard_array[15])) * 4 <br /> + (parseInt(idcard_array[6]) + parseInt(idcard_array[16])) * 2 <br /> + parseInt(idcard_array[7]) * 1 <br /> + parseInt(idcard_array[8]) * 6 <br /> + parseInt(idcard_array[9]) * 3 ; <br /> Y = S % 11; <br /> M = "F"; <br /> JYM = "10X98765432"; <br /> M = JYM.substr(Y,1);/*判断校验位*/ <br /> if(M == idcard_array[17]){ <br /> alert(Errors[0]+"18"); <br /> return false; /*检测ID的校验位*/ <br /> } <br /> else { <br /> alert(Errors[3]); <br /> return false; <br /> } <br /> } <br /> else { <br /> alert(Errors[2]); <br /> return false; <br /> } <br /> break; <br /> <br /> default: <br /> alert(Errors[1]); <br /> return false; <br /> <br /> } <br /> </script>