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16 sie 2020 · How do I test a string to see if it contains any of the strings from an array? Instead of using if (string.contains(item1) || string.contains(item2) || string.contains(item3))
7 kwi 2011 · Using underscore.js or lodash.js, you can do the following on an array of strings: var contacts = ['Billy Bob', 'John', 'Bill', 'Sarah']; var filters = ['Bill', 'Sarah']; contacts = _.filter(contacts, function(contact) { return _.every(filters, function(filter) { return (contact.indexOf(filter) === -1); }); }); // ['John']
4 cze 2024 · The substring() method of String values returns the part of this string from the start index up to and excluding the end index, or to the end of the string if no end index is supplied. Try it. Syntax. js. substring(indexStart) substring(indexStart, indexEnd) Parameters. indexStart.
12 lip 2024 · slice() extracts the text from one string and returns a new string. slice() extracts up to but not including indexEnd. For example, str.slice(4, 8) extracts the fifth character through the eighth character (characters indexed 4, 5, 6, and 7): indexStart indexEnd. ↓ ↓.
23 lis 2016 · I need to find the substrings within my array. If I have an array: ["abc", "abcd", "abcde", "xyz"], my method should return the array members: abc, abcd, abcde as each is a substring or a superstring of the other, but it should exclude "xyz" as it is not related to other strings in any way.
The substring () method returns a substring from the string. If the end argument is not specified then the substring will end at the end of the string.
The substring() method extracts characters, between two indices (positions), from a string, and returns the substring. The substring() method extracts characters from start to end (exclusive). The substring() method does not change the original string.
