fix: prevent php warning in looks_like_json function

cloudinary / cloudinary_wordpress

Cloudinary's WordPress plugin

GNU General Public License v2.0

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fix: prevent php warning in looks_like_json function #970

Closed epigeyre closed 2 weeks ago

epigeyre commented 3 weeks ago

If $thing only contains a space it will generate a php warning when doing ltrim( $thing )[0]. This fixes the issue while still being compatible with php 5.4+.

Fixes issue #933