![]() ![]() A blue icon appears on top of the line number column.įigure 1: A line-of-code breakpoint set on line 29 # Line-of-code breakpoints in your codeĬall debugger from your code to pause on that line. To the left of the line of code is the line number column.Open the file containing the line of code you want to break on.To set a line-of-code breakpoint in DevTools: DevTools always pauses before this line of code is executed. Use a line-of-code breakpoint when you know the exact region of code that you need to investigate. On the line of code that is throwing a caught or uncaught exception. On the code that runs after an event, such as click, is fired. When an XHR URL contains a string pattern. On the code that changes or removes a specific DOM node, or its children. On an exact region of code, but only when some other condition is true. ![]()
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