javascript string with quotes

More and more open-source programs (PHP and Javascript) are using single quotes when processing strings. Why not use double quotation marks? What is the difference between the two? More and more open-source programs (PHP and Javascript) are using

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Double quotation marks cannot be nested in double quotes, or a pair of double quotes will end.Nested double quotation marks in Java need to be escaped:Public class test{          public static  void main (String[] args) {            string str1 =  "\

This article briefly introduces the differences between Single and Double quotation marks in php and compares the differences between Single and Double quotation marks in javascript. This makes it easier for us to better understand and practical. We

This article briefly introduces the differences between single and double quotation marks in php and compares the differences between single and double quotation marks in javascript, so that we can better understand and use them. we recommend that

This article briefly introduces the differences between single and double quotation marks in php and compares the differences between single and double quotation marks in javascript, so that we can better understand and use them. we recommend that

In PHP, you can use single quotes or double quotation marks ;". In PHP, you can use single quotation marks ''or double quotation marks" "to define strings "". However, the same single or double quotation marks must be used to define strings. for

Recently using JavaScript programming, encountering the use of strings Wrote a little bit of test code var str = ' This is Jack '; var str2 = "This is Tom"; var str3 = ' This is ' Rose '; var STR4 = "This is ' LiLi '

Whether you are writing JavaScript or PHP, you are always accustomed to using single quotes. But the weekend at home coding encounter a problem, you need to filter the string by PHP line breaks, follow the following method: $out = str_replace (Array

In PHP, the definition of a string can be in English single quotes ', or you can use double quotes in English. But you must use the same single or double quotes to define strings, such as ' Hello World ' and ' Hello World ' for illegal string