javascript - phpstrom code error problem

Question

The tp3.0 framework used, the code always reports errors and there are wavy lines

Answer 1

Try naming the variable with a word found in the English dictionary, maybe there will be no wavy lines. Pay attention to the variable name specifications

Answer 2

Underlined because the word is written incorrectly, and the yellow line on the right indicates that the code is not written in a standardized way.