Javascript remove part of string after character


Is there a way to remove everything after a certain character or just choose everything up to that character? I'm getting the value from an href . var s = '/Controller/Action?id=11112&value=4444'; s = s.substring(0, s.indexOf('?' )); document.write(s);. Sample here. Edit: I should also mention that native string functions are much faster than regular expressions, which should only really be used when necessary (this isn't one of those cases). 2nd Edit:. Aug 21, 2017 . Here are few example code snippets on how to remove text from string in JavaScript. We'll be using few JavaScript methods, like replace, slice and regex. The replace() method searches a string for a specified value, or a regular expression, and returns a new string where the specified values are replaced. Note: If you are replacing a value (and not a regular expression), only the first instance of the value will be replaced. To replace all occurrences of a specified value, use the . The slice() method extracts parts of a string and returns the extracted parts in a new string. Use the start and end parameters to specify the part of the string you want to extract. The first character has the position 0, the second has position 1, and so on. Tip: Use a negative number to select from the end of the string. string.substring(from, to) from : Required. The index where to start the extraction. First character is at index 0 to : Optional. The index where to stop the extraction. If omitted, it extracts the rest of the string. See here: http://www.w3schools.com/jsref/ jsref_substring.asp · share|improve this answer. answered Mar 2 '13 at 2:05. Jul 14, 2017 . Each character in a JavaScript string can be accessed by an index number, and all strings have methods and properties available to them. In this tutorial, we will. Note that 11 is ? , but ? is not part of the returned output. slice() will return what is between, but not including, the last parameter. If a second . 5 days ago . The substring() method returns the part of the string between the start and end indexes, or to the end of the string. Syntax. str .substring( indexStart [, indexEnd ]). Parameters. indexStart: The index of the first character to include in the returned substring. indexEnd: Optional. The index of the first character to . The substr() method extracts parts of a string, beginning at the character at the specified position, and returns the specified number of characters.. If start is positive and greater than, or equal, to the length of the string, substr() returns an empty string.. Return Value: A new String, containing the extracted part of the text. Aug 21, 2017 . Here are few example code snippets on how to remove text from string in JavaScript. We'll be using few JavaScript methods, like replace, slice and regex. 5 days ago . The substring() method returns the part of the string between the start and end indexes, or to the end of the string. Syntax. str .substring( indexStart [, indexEnd ]). Parameters. indexStart: The index of the first character to include in the returned substring. indexEnd: Optional. The index of the first character to . var s = '/Controller/Action?id=11112&value=4444'; s = s.substring(0, s.indexOf('?' )); document.write(s);. Sample here. Edit: I should also mention that native string functions are much faster than regular expressions, which should only really be used when necessary (this isn't one of those cases). 2nd Edit:. string.substring(from, to) from : Required. The index where to start the extraction. First character is at index 0 to : Optional. The index where to stop the extraction. If omitted, it extracts the rest of the string. See here: http://www.w3schools.com/jsref/ jsref_substring.asp · share|improve this answer. answered Mar 2 '13 at 2:05. The slice() method extracts parts of a string and returns the extracted parts in a new string. Use the start and end parameters to specify the part of the string you want to extract. The first character has the position 0, the second has position 1, and so on. Tip: Use a negative number to select from the end of the string. Is there a way to remove everything after a certain character or just choose everything up to that character? I'm getting the value from an href . The replace() method searches a string for a specified value, or a regular expression, and returns a new string where the specified values are replaced. Note: If you are replacing a value (and not a regular expression), only the first instance of the value will be replaced. To replace all occurrences of a specified value, use the . Jul 14, 2017 . Each character in a JavaScript string can be accessed by an index number, and all strings have methods and properties available to them. In this tutorial, we will. Note that 11 is ? , but ? is not part of the returned output. slice() will return what is between, but not including, the last parameter. If a second . The substr() method extracts parts of a string, beginning at the character at the specified position, and returns the specified number of characters.. If start is positive and greater than, or equal, to the length of the string, substr() returns an empty string.. Return Value: A new String, containing the extracted part of the text. Aug 21, 2017 . Here are few example code snippets on how to remove text from string in JavaScript. We'll be using few JavaScript methods, like replace, slice and regex. 5 days ago . The substring() method returns the part of the string between the start and end indexes, or to the end of the string. Syntax. str .substring( indexStart [, indexEnd ]). Parameters. indexStart: The index of the first character to include in the returned substring. indexEnd: Optional. The index of the first character to . string.substring(from, to) from : Required. The index where to start the extraction. First character is at index 0 to : Optional. The index where to stop the extraction. If omitted, it extracts the rest of the string. See here: http://www.w3schools.com/jsref/ jsref_substring.asp · share|improve this answer. answered Mar 2 '13 at 2:05. Jul 14, 2017 . Each character in a JavaScript string can be accessed by an index number, and all strings have methods and properties available to them. In this tutorial, we will. Note that 11 is ? , but ? is not part of the returned output. slice() will return what is between, but not including, the last parameter. If a second . The replace() method searches a string for a specified value, or a regular expression, and returns a new string where the specified values are replaced. Note: If you are replacing a value (and not a regular expression), only the first instance of the value will be replaced. To replace all occurrences of a specified value, use the . Is there a way to remove everything after a certain character or just choose everything up to that character? I'm getting the value from an href . The substr() method extracts parts of a string, beginning at the character at the specified position, and returns the specified number of characters.. If start is positive and greater than, or equal, to the length of the string, substr() returns an empty string.. Return Value: A new String, containing the extracted part of the text. var s = '/Controller/Action?id=11112&value=4444'; s = s.substring(0, s.indexOf('?' )); document.write(s);. Sample here. Edit: I should also mention that native string functions are much faster than regular expressions, which should only really be used when necessary (this isn't one of those cases). 2nd Edit:. The slice() method extracts parts of a string and returns the extracted parts in a new string. Use the start and end parameters to specify the part of the string you want to extract. The first character has the position 0, the second has position 1, and so on. Tip: Use a negative number to select from the end of the string.