vue+element项目中过滤输入框特殊字符小结

 Vue.prototype.validSe = function (value, number = 255) {value = value.replace(/[`～*~!@#$%^&*()_/-+=<>?:"{}|,./;'//[/]・~！@#￥%……&*（）――/-+={}|《》？：“”【】、；‘'，。、]/g, '').replace(//s/g, "");if (value.length >= number) {this.$message({type: "warning",message: `输入内容不能超过${number}个字符`});}return value;};

<el-input maxlength='15' :value="searchForm.logId" @input='e => searchForm.logId = validSe (e，15)' placeholder="请输入日志ID"></el-input>

//只能输汉字Vue.prototype.chineseOnly = function (value) {value = value.replace(/[^/u4E00-/u9FA5]/g, '');return value};//只能输正整数Vue.prototype.idOnly = function (value) {value = value.replace(/[^0-9]/g, '');return value};//不允许输汉字Vue.prototype.noChineseOnly = function (value) {value = value.replace(/[/u4E00-/u9FA5]/g, '');return value}; //逗号和数字Vue.prototype.programIdOnly = function (value) {value = value.replace(/[^0-9,]/g, '');return value};//数字和回车Vue.prototype.idsOnly = function (value) {value = value.replace(/[^/r/n0-9]/g, '');return value};//数值大小限定Vue.prototype.numberLimit = function (value) {value = value.replace(/[^0-9]/g, '');if (value >= 2147483647) {this.$message({type: "warning",message: `最大可输入值为2147483647`});}return value};// 正整数Vue.prototype.onlyPositiveInteger = function (value) {value = String(value).match(/[1-9]/d*/g, "")return value === null ? '' : Number(value[0])};// 正整数（包含0）Vue.prototype.onlyPositiveInteger1 = function (value) {console.log(typeof (value));value = String(value).match(/[1-9]/d*|0/g, "")return value === null ? '' : Number(value[0])};// 负整数Vue.prototype.onlyNegativeInteger = function (value) {value = String(value).match(/^-[1-9]*/d*/g, "")return value === null ? '' : value[0] === '-' ? '-' : value[0] === '-0' ? '' : Number(value[0])};// 负整数（包含0）Vue.prototype.onlyNegativeInteger1 = function (value) {value = String(value).match(/^-[1-9]*/d*|0/g, "")return value === null ? '' : value[0] === '-' ? '-' : Number(value[0])};// 整数Vue.prototype.onlyInteger = function (value) {value = String(value).match(/^-?[1-9]*/d*|0/g, '')return value === null ? '' : value[0] === '-' ? '-' : value[0] === '' ? '' : Number(value[0])};// 整数区间Vue.prototype.onlySection = function (value, min, max) {if (min < 0) {value = String(value).match(/-?[1-9]*/d*/g, "")} else {value = String(value).match(/[1-9]*/d*/g, "")}// value = String(value).match(/-?[1-9]*/d*/g, "")value = value === null ? '' : value[0] === '-' ? '-' : value[0] === '' ? '' : Number(value[0])if (value < min) {return min} else if (value > max) {return max} else {return value}};