![]() ![]() For example, in the below regular expression, all occurrences of the letter "z" in the $example variable would be replaced with a single letter "a." In other words, the "z" would become "a," "zz" would become "a," "zzz" would become "a," etc. With a regular expression, a plus is used to match one or more times. ![]() For example, in your browser, press Ctrl and + at the same time to zoom in on text or an image. For example, Ctrl+A indicates pressing Ctrl and A at the same time to select all text. When describing a shortcut key, the plus symbol indicates two or more keys pressed at the same time. In a URL the + is a common method used to represent a space, because spaces are not allowed in URLs. For example, in the below formula you can see that 2 1 is equal to 3. In a math formula a plus is used to represent an addition. The plus key is often used in programming and mathematics to add two or more numbers or as a programming operator. Tap the numbers (123) button, then (#+=) or symbols (sym) key. To create a plus on a smartphone or tablet, open the OSK (on-screen keyboard). Creating the + symbol on a smartphone or tablet The plus is easier to use on the numeric keypad with math formulas. ![]()
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