Hướng dẫn str_starts_with php

[PHP 8]

str_starts_withChecks if a string starts with a given substring

Description

str_starts_with[string $haystack, string $needle]: bool

Parameters

haystack

The string to search in.

needle

The substring to search for in the haystack.

Return Values

Returns true if haystack begins with needle, false otherwise.

Examples

Example #1 Using the empty string ''

The above example will output:

All strings start with the empty string

Example #2 Showing case-sensitivity

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