js & regex & var & highlight

let key = `ali`.toLocaleUpperCase();
let name = "阿里云计算有限公司";const getHighlightOthers = (name = ``, type = `prefix`) => {let result = ``;let prefix = 0;let suffix = 0;if (name && name.length) {if (type === `prefix`) {prefix = name.toLocaleUpperCase().indexOf(key);if(prefix > 0) {result = name.substr(0, prefix);}} else {suffix = name.toLocaleUpperCase().lastIndexOf(key);if(suffix > 0) {result = name.substr(key.length);} else {result = name;}}}console.log(`result =`, result);return result;
};
const getHighlightKeyword = (name = ``) => {// nulllet result = ``;let prefix = 0;if (name && name.length) {prefix = name.toLocaleUpperCase().indexOf(key);if(prefix > 0) {result = name.substr(prefix, key.length);}}console.log(`result =`, result);return result;
};getHighlightOthers(name, `prefix`);
getHighlightKeyword(name);
getHighlightOthers(name, `suffix`);

https://jscomplete.com/playground

bug

still bug

let key = `ali`.toLocaleUpperCase();
let name = "阿里云计算有限公司 alibaba";const getHighlightOthers = (names = ``, type = `prefix`) => {let name = names;let result = ``;let prefix = 0;let suffix = 0;if (name && name.length) {if (type === `prefix`) {prefix = name.toLocaleUpperCase().indexOf(key);if(prefix > 0) {result = name.substr(0, prefix);}} else {suffix = name.toLocaleUpperCase().indexOf(key);if(suffix > 0) {// result = name.substr(key.length);result = name.substr(suffix + key.length);} else {result = name;}}}console.log(`result =`, result, type);return result;
};
const getHighlightKeyword = (name = ``) => {// nulllet result = ``;let prefix = 0;if (name && name.length) {prefix = name.toLocaleUpperCase().indexOf(key);if(prefix > 0) {result = name.substr(prefix, key.length);}}console.log(`result =`, result);return result;
};getHighlightOthers(name, `prefix`);
getHighlightKeyword(name);
getHighlightOthers(name, `suffix`);

zero bug

OK

let key = `ali`.toLocaleUpperCase();
// let name = "阿里云计算有限公司 alibaba";
let name = "AliOS"const getHighlightOthers = (names = ``, type = `prefix`) => {let name = names;let result = ``;let prefix = 0;let suffix = 0;if (name && name.length) {if (type === `prefix`) {prefix = name.toLocaleUpperCase().indexOf(key);if(prefix >= 0) {result = name.substr(0, prefix);}} else {suffix = name.toLocaleUpperCase().indexOf(key);if(suffix >= 0) {result = name.substr(suffix  + key.length);} else {result = name;}}}console.log(`result =`, result, type);return result;
};
const getHighlightKeyword = (name = ``) => {// nulllet result = ``;let prefix = 0;if (name && name.length) {prefix = name.toLocaleUpperCase().indexOf(key);if(prefix >= 0) {result = name.substr(prefix, key.length);}}console.log(`result =`, result);return result;
};getHighlightOthers(name, `prefix`);
getHighlightKeyword(name);
getHighlightOthers(name, `suffix`);