通过双击代码行旁边的灰色空白边，就可以设置断点。

You can toggle a breakpoint by double-clicking the gray margin beside the line of code.

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遍历代码，将鼠标放在可疑代码一行的标记栏（在编辑器区域的左侧）上，双击即可设置断点。

Walk through the code and place your cursor on the marker bar (along the left edge of the editor area) on the line with the suspected code. Double-click to set the breakpoint.

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您还可以双击源代码行旁边的标记栏。

You can also double-click the marker bar next to the source code line.

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