Why does shell ignore quoting characters in arguments passed to it through variables? [duplicate]

Why does shell ignore quoting characters in arguments passed to it through variables? [duplicate]

bash variables syntax quoting expansion

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how to make bash expand wildcards in variables?

bash scripting expansion

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bash variable expansion ${var:+"..."} in here-document removing double quotes?

bash heredoc expansion quoting

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Why $'\0' or $'\x0' is an empty string? Should be the null-character, isn't it?

string bash echo expansion dollar-sign

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Globbing/pathname expansion with colon as separator

bash shell path glob expansion

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Brace expansion in python glob

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bash tab completion without variable expansion?

bash variables expansion bash-completion

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Is bash doing "$@" expansion incorrectly inside ${var+...}?

bash shell scripting posix expansion

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Why zsh tries to expand * and bash does not?

bash adb zsh glob expansion

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home directory expansion (~) within an argument

bash expansion tilde home-directory

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Is there any difference between $@ and "$@"? [duplicate]

bash expansion

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Why bash4 expands curly braces differently?

bash shell rhel curly-braces expansion

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How to escape extended pathname expansion patterns in quoted expressions?

bash escaping design-patterns expansion

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